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City of Martinsville, ILMartinsville, IL 7-Day Night Weather Forecast
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Martinsville, IL Weather Forecast
Martinsville, IL Weather Forecast Date: 937 AM CDT Tue Aug 25 2026
The area/counties/county of: Clark, including the city of Marshall.or toggle through each period.
Rest of Today... Sunny. Highs in the lower 80s. East winds around 5 mph.
Tonight... Partly cloudy. Lows in the lower 60s. East winds around 5 mph.
Wednesday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of rain 20%.
Wednesday Night... Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 60s. West winds around 5 mph. Chance of rain 40%.
Thursday... Sunny. Highs in the mid 80s. Northwest winds 5 to 10 mph.
Thursday Night... Mostly clear. Lows in the lower 60s.
Friday... Sunny. Highs in the lower 80s.
Friday Night... Mostly clear. Lows in the lower 60s. Highs in the mid 80s.
Saturday... Mostly clear. Lows in the lower 60s. Highs in the mid 80s.
Saturday Night... Partly cloudy. Lows in the mid 60s. Highs in the upper 80s.
Sunday... Partly cloudy. Lows in the mid 60s. Highs in the upper 80s.
Sunday Night... Mostly clear. Lows around 70.
POP = Probability of Precipitation
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