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St. Peter United Church, IL Weather Forecast
St. Peter United Church, IL Weather Forecast Date: 127 AM CDT Fri Aug 14 2026
The area/counties/county of: Clinton County Il, Washington County Il.or toggle through each period.
Rest of Tonight... Partly cloudy. Lows in the mid 70s. South winds 5 to 10 mph.
Friday... Partly sunny in the morning, then clearing. Hot with highs in the mid 90s. South winds around 5 mph. Heat index values up to 115 in the afternoon.
Friday Night... Mostly clear. Humid with lows in the mid 70s. Southeast winds around 5 mph. Heat index values up to 114 early in the evening.
Saturday... Mostly sunny. Hot with highs in the mid 90s. Southwest winds around 5 mph. Heat index values up to 115 in the afternoon.
Saturday Night... Mostly clear. Humid with lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 113 early in the evening.
Sunday... Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 110.
Sunday Night... Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the lower 70s. Chance of rain 40%. Heat index values up to 110 early in the evening.
Monday... Partly cloudy. Highs in the mid 80s. Lows in the upper 60s.
Monday Night... Partly cloudy. Highs in the mid 80s. Lows in the upper 60s.
Tuesday... Mostly clear. Highs in the mid 80s. Lows around 70.
Tuesday Night... Mostly clear. Highs in the mid 80s. Lows around 70.
Wednesday... Mostly sunny. Highs in the lower 90s. Heat index values up to 105 in the afternoon.
Wednesday Night... Partly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 70s. Chance of rain 30%. Heat index values up to 100 early in the evening.
POP = Probability of Precipitation
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