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Chapman, IL Weather Forecast
Chapman, IL Weather Forecast Date: 544 AM CDT Wed Oct 21 2026
The area/counties/county of: Montgomery County Il, including the cities of: Litchfield and Vandalia.or toggle through each period.
Today... Sunny. Highs in the mid 70s. Light and variable winds.
Tonight... Mostly clear. Lows in the upper 40s. Light and variable winds.
Thursday... Sunny. Highs in the mid 70s. Light and variable winds, becoming northeast around 5 mph in the afternoon.
Thursday Night... Clear. Lows in the mid 40s. Light and variable winds.
Friday... Sunny. Highs in the mid 70s. Southeast winds around 5 mph.
Friday Night... Mostly clear. Lows in the mid 40s.
Saturday... Partly cloudy. Highs in the mid 70s. Lows in the upper 40s.
Sunday... Partly cloudy. Highs in the mid 70s. Lows in the upper 40s.
Sunday Night... Mostly cloudy. Lows in the upper 40s. Highs in the mid 70s.
Monday... Mostly cloudy. Lows in the upper 40s. Highs in the mid 70s.
POP = Probability of Precipitation
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