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Sangamon Park, IL 7-Day Night Weather Forecast
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Sangamon Park, IL Weather Forecast
Sangamon Park, IL Weather Forecast Date: 127 PM CDT Thu Oct 01 2026
The area/counties/county of: Piatt, including the city of Monticello.or toggle through each period.
This Afternoon... Showers likely with a slight chance of thunderstorms. Highs in the upper 80s. Temperature falling to around 80 late. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70%.
Tonight... Showers with a slight chance of thunderstorms. Lows in the upper 50s. Northwest winds 5 to 10 mph, becoming north 10 to 15 mph after midnight. Chance of rain near 100%.
Friday... Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Much cooler with highs in the upper 60s. Northeast winds 10 to 15 mph. Chance of rain 50%.
Friday Night... Mostly clear. Cooler with lows in the mid 40s. Northeast winds 5 to 10 mph.
Saturday... Sunny. Highs in the lower 70s. East winds 5 to 10 mph.
Saturday Night... Mostly clear. Lows in the mid 40s. Highs in the mid 70s.
Sunday... Mostly clear. Lows in the mid 40s. Highs in the mid 70s.
Monday... Clear. Highs around 70. Lows in the lower 40s.
Tuesday... Clear. Highs around 70. Lows in the lower 40s.
Tuesday Night... Mostly clear. Lows in the mid 40s. Highs in the mid 70s.
POP = Probability of Precipitation
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