Sumner, IL Weather Forecast & Current Conditions

Night: Partly cloudy. Near steady temperature in the mid 70s. South winds around 5 mph.

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph, becoming northwest in the afternoon.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent.

Day: Partly sunny in the morning, then clearing. Humid with highs in the lower 90s. Northeast winds around 5 mph.

Night: Mostly clear. Lows around 70. East winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Lows around 70. Highs in the mid 90s.

Night: Partly cloudy. Lows around 70. Highs in the mid 90s.

Day: Partly sunny. Highs in the lower 90s.

Night: Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30 percent.

Day: Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.

Day: Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.

Night: Partly cloudy. Near steady temperature in the mid 70s. South winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s. Southwest winds around 5 mph, becoming northwest in the afternoon. Heat index values up to 103.

Night: Partly cloudy. Humid with lows in the lower 70s. Northeast winds around 5 mph.

Day: Partly sunny in the morning, then clearing. Humid with highs in the lower 90s. Northeast winds around 5 mph. Heat index values up to 100.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows around 70. East winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Lows in the lower 70s.

Day: Mostly sunny. A chance of showers in the afternoon. Highs in the mid 90s. Chance of rain 30 percent.

Night: Partly cloudy. Lows in the upper 60s.

Day: Partly sunny. Highs around 90.

Night: Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30 percent.

Day: Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.

Day: Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear. Lows in the lower 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Mostly sunny. Hot with highs in the mid 90s. Northeast winds around 5 mph.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. East winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Day: Mostly sunny. A chance of showers in the afternoon. Highs in the lower 90s. Chance of rain 40 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 40 percent.

Day: Mostly sunny. Highs in the mid 80s.

Night: Mostly clear. Lows in the lower 60s.

Day: Mostly sunny. Highs in the mid 80s.

Night: Partly cloudy. Lows in the lower 70s. South winds around 5 mph.

Day: Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph, becoming northwest in the afternoon. Heat index values up to 102.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent.

Day: Partly sunny in the morning, then clearing. Humid with highs in the lower 90s. Northeast winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s. East winds 5 to 10 mph, becoming southeast after midnight.

Night: Partly cloudy. Hot. Highs in the mid 90s. Lows in the lower 70s.

Day: Mostly sunny. A chance of showers in the afternoon. Highs in the lower 90s. Chance of rain 30 percent.

Night: Partly cloudy. Lows in the upper 60s.

Day: Partly sunny. Highs in the upper 80s.

Night: Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30 percent.

Day: Partly cloudy. Highs in the lower 80s. Lows in the lower 60s.

Day: Partly cloudy. Highs in the lower 80s. Lows in the lower 60s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear. Lows in the lower 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Mostly sunny. A chance of showers in the afternoon. Hot with highs in the mid 90s. North winds around 5 mph. Chance of rain 40 percent.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. East winds around 5 mph, becoming southeast after midnight.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Day: Mostly sunny. A chance of showers in the afternoon. Highs around 90. Chance of rain 40 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 40 percent.

Day: Mostly sunny. Highs in the mid 80s.

Night: Mostly clear. Lows in the lower 60s.

Day: Mostly sunny. Highs in the mid 80s.

Night: Partly cloudy. Near steady temperature in the mid 70s. South winds around 5 mph.

Day: Sunny, hot with highs in the mid 90s. West winds around 5 mph. Heat index values up to 102.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent.

Day: Partly sunny in the morning, then clearing. Humid with highs in the lower 90s. East winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s. East winds 5 to 10 mph, becoming southeast after midnight.

Night: Partly cloudy. Hot. Highs in the mid 90s. Lows in the lower 70s.

Day: Mostly sunny. A chance of showers in the afternoon. Highs in the lower 90s. Chance of rain 30 percent.

Night: Partly cloudy. Lows in the mid 60s.

Day: Partly sunny. Highs in the upper 80s.

Night: Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30 percent.

Day: Mostly sunny. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 30 percent.

Night: Partly cloudy. Lows in the lower 60s. Highs in the lower 80s.

Night: Mostly clear. Near steady temperature in the mid 70s. South winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Sunny, hot with highs in the mid 90s. Northeast winds around 5 mph.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. Northeast winds around 5 mph, becoming southeast after midnight.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Night: Partly cloudy. A chance of showers. Highs in the lower 90s. Lows in the mid 60s. Chance of rain 40 percent.

Day: Mostly sunny. Highs in the mid 80s.

Night: Mostly clear. Lows in the mid 60s.

Day: Mostly sunny. Highs in the mid 80s.

Night: Partly cloudy. Near steady temperature in the mid 70s. South winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph. Heat index values up to 103.

Night: Partly cloudy. Humid with lows in the lower 70s. Northeast winds around 5 mph.

Day: Partly sunny in the morning, then clearing. Humid with highs in the lower 90s. East winds around 5 mph. Heat index values up to 100.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows around 70. Southeast winds around 5 mph.

Night: Partly cloudy. Hot. Highs in the upper 90s. Lows in the lower 70s.

Day: Partly sunny. Highs in the lower 90s.

Night: Partly cloudy. Lows in the upper 60s.

Day: Partly sunny. Highs in the upper 80s.

Night: Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 30 percent.

Day: Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.

Day: Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear. Lows in the lower 70s. West winds around 5 mph in the evening, becoming light and variable.

Day: Sunny, hot with highs in the mid 90s. Northeast winds around 5 mph, becoming north in the afternoon.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows around 70. Southeast winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Day: Partly sunny. A chance of showers in the afternoon. Highs around 90. Chance of rain 30 percent.

Night: Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 40 percent.

Day: Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.

Day: Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs in the upper 90s. Southwest winds around 5 mph, becoming west around 5 mph in the afternoon.

Night: Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Mostly sunny. A chance of showers in the afternoon. Hot with highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 40 percent.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. East winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Day: Mostly sunny. Highs in the lower 90s.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 40 percent.

Day: Partly cloudy. Highs in the mid 80s. Lows in the mid 60s.

Day: Partly cloudy. Highs in the mid 80s. Lows in the mid 60s.

Night: Partly cloudy. Near steady temperature in the mid 70s. South winds around 5 mph.

Day: Mostly sunny. Humid with highs in the mid 90s. Southwest winds 5 to 10 mph, becoming northwest in the afternoon. Heat index values up to 100.

Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the upper 60s. Northeast winds around 5 mph. Chance of rain 20 percent.

Day: Mostly sunny. A chance of showers in the morning. Highs in the upper 80s. Northeast winds around 5 mph. Chance of rain 40 percent.

Night: Partly cloudy. Lows in the upper 60s. East winds 5 to 10 mph, becoming southeast after midnight.

Day: Mostly sunny. Hot with highs in the mid 90s.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers after midnight. Lows around 70. Chance of rain 30 percent.

Day: Partly sunny. A chance of showers in the afternoon. Highs around 90. Chance of rain 40 percent.

Night: Partly cloudy. Lows in the mid 60s.

Day: Partly sunny. Highs in the mid 80s.

Night: Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 30 percent.

Day: Mostly sunny. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 30 percent.

Night: Partly cloudy. Lows in the lower 60s. Highs in the lower 80s.

Night: Partly cloudy. Near steady temperature in the mid 70s. South winds around 5 mph.

Day: Mostly sunny. Humid with highs in the mid 90s. Southwest winds around 5 mph, becoming northwest in the afternoon. Heat index values up to 101.

Night: Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the upper 60s. Northeast winds around 5 mph. Chance of rain 20 percent.

Day: Partly sunny with a chance of showers in the morning, then sunny in the afternoon. Highs around 90. Northeast winds around 5 mph. Chance of rain 30 percent.

Night: Partly cloudy. Lows in the upper 60s. Southeast winds 5 to 10 mph.

Day: Mostly sunny. Hot with highs in the mid 90s.

Night: Mostly cloudy. A chance of showers after midnight. Lows around 70. Chance of rain 30 percent.

Day: Partly sunny. A chance of showers in the afternoon. Highs around 90. Chance of rain 40 percent.

Night: Partly cloudy. Lows in the mid 60s.

Day: Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 80s.

Night: Mostly cloudy with a 30 percent chance of showers. Lows in the lower 60s.

Day: Mostly sunny. A chance of showers in the morning. Highs in the lower 80s. Chance of rain 30 percent.

Night: Partly cloudy. Lows around 60. Highs in the lower 80s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Sunny, hot with highs in the upper 90s. North winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. East winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Day: Mostly sunny. Highs in the lower 90s.

Night: Partly cloudy with a chance of showers in the evening, then mostly cloudy after midnight. Lows in the mid 60s. Chance of rain 30 percent.

Day: Mostly sunny. Highs in the mid 80s.

Night: Mostly clear. Lows in the mid 60s. Highs in the mid 80s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs around 100. West winds around 5 mph.

Night: Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Sunny, hot with highs in the upper 90s. Calm winds, becoming northwest around 5 mph in the afternoon.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. East winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Day: Mostly sunny. Highs in the lower 90s.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 40 percent.

Day: Mostly sunny. Highs in the mid 80s.

Night: Mostly clear. Lows in the mid 60s.

Day: Mostly sunny. Highs in the mid 80s.

Night: Partly cloudy. Near steady temperature in the mid 70s. South winds around 5 mph.

Day: Sunny, hot with highs in the mid 90s. West winds around 5 mph. Heat index values up to 102.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows around 70. Northeast winds around 5 mph. Chance of rain 20 percent.

Day: Partly sunny in the morning, then clearing. Humid with highs in the lower 90s. East winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s. Southeast winds around 5 mph.

Day: Mostly sunny. Hot with highs in the mid 90s.

Night: Partly cloudy. A chance of showers after midnight. Lows around 70. Chance of rain 40 percent.

Day: Partly sunny. A chance of showers in the afternoon. Highs in the lower 90s. Chance of rain 40 percent.

Night: Partly cloudy. Lows in the mid 60s.

Day: Partly sunny. Highs in the upper 80s.

Night: Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 30 percent.

Day: Partly cloudy. Highs in the lower 80s. Lows in the lower 60s.

Day: Partly cloudy. Highs in the lower 80s. Lows in the lower 60s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Sunny. A chance of showers in the afternoon. Hot with highs in the mid 90s. North winds around 5 mph. Chance of rain 30 percent.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. East winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Day: Mostly sunny. Highs in the lower 90s.

Night: Partly cloudy with a chance of showers in the evening, then mostly cloudy after midnight. Lows in the upper 60s. Chance of rain 40 percent.

Day: Partly cloudy. Highs in the mid 80s. Lows in the mid 60s.

Day: Partly cloudy. Highs in the mid 80s. Lows in the mid 60s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs around 100. West winds around 5 mph.

Night: Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Sunny, hot with highs in the upper 90s. North winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. Northeast winds around 5 mph, becoming southeast after midnight.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Day: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Night: Mostly clear. Lows in the mid 60s.

Day: Partly cloudy. Hot. Lows in the lower 70s. Highs in the mid 90s.

Night: Partly cloudy with a chance of showers in the evening, then mostly cloudy after midnight. Lows in the upper 60s. Chance of rain 30 percent.

Day: Mostly sunny. Highs in the mid 80s.

Day: Mostly sunny. Highs in the mid 80s.

Night: Mostly clear. Near steady temperature in the mid 70s. Calm winds.

Day: Sunny, hot with highs in the upper 90s. West winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 70s. Southwest winds around 5 mph in the evening, becoming light and variable.

Day: Sunny, hot with highs in the upper 90s. North winds around 5 mph, becoming west in the afternoon.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. Southeast winds around 5 mph.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Night: Partly cloudy. Hot. Lows in the lower 70s. Highs in the upper 90s.

Day: Mostly sunny. A chance of showers in the afternoon. Highs in the lower 90s. Chance of rain 30 percent.

Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 30 percent.

Day: Mostly sunny. Highs in the mid 80s.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s.

Day: Mostly sunny. Highs in the mid 80s.

Night: Partly cloudy. Near steady temperature in the mid 70s. Light and variable winds, becoming south around 5 mph.

Day: Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 106.

Night: Mostly clear. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming northwest after midnight. Heat index values up to 103 early in the evening.

Day: Sunny, hot with highs in the mid 90s. East winds around 5 mph, becoming south in the afternoon. Heat index values up to 104.

Night: Mostly clear. Lows in the lower 70s. Southeast winds around 5 mph. Heat index values up to 100 early in the evening.

Day: Sunny, hot with highs in the upper 90s.

Night: Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the lower 90s. Chance of rain 20 percent.

Night: Partly cloudy with a 20 percent chance of showers. Lows in the upper 60s.

Day: Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.

Night: Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 60s. Chance of rain 30 percent.

Day: Mostly sunny with a 20 percent chance of showers. Highs in the mid 80s.

Night: Partly cloudy. Lows in the lower 60s.

Day: Mostly sunny with a 20 percent chance of showers. Highs in the lower 80s.

Night: Partly cloudy. Near steady temperature in the lower 70s. South winds around 5 mph.

Day: Sunny with highs in the mid 90s. Southwest winds around 5 mph, becoming northwest in the afternoon. Heat index values up to 101.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows in the upper 60s. Northeast winds around 5 mph. Chance of rain 20 percent.

Day: Partly sunny with a chance of showers in the morning, then sunny in the afternoon. Highs around 90. East winds around 5 mph. Chance of rain 30 percent.

Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s. Southeast winds 5 to 10 mph.

Day: Mostly sunny. Hot with highs in the mid 90s.

Night: Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 50 percent.

Day: Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50 percent.

Night: Partly cloudy. A chance of showers after midnight. Lows in the mid 60s. Chance of rain 40 percent.

Day: Partly sunny. Highs in the mid 80s.

Night: Mostly cloudy with a 30 percent chance of showers. Lows in the lower 60s.

Day: Partly cloudy. Highs around 80. Lows in the upper 50s.

Day: Partly cloudy. Highs around 80. Lows in the upper 50s.