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Barnett, IL Weather Forecast
Barnett, IL Weather Forecast Date: 809 PM CDT Sat Oct 31 2026
The area/counties/county of: Montgomery County Il, including the cities of: Litchfield and Vandalia.or toggle through each period.
Tonight... Cloudy. A slight chance of rain this evening, then a chance of rain after midnight. Lows in the upper 50s. East winds around 5 mph. Gusts up to 20 mph after midnight. Chance of rain 40%.
Sunday... Patchy fog in the morning. Cloudy with a 50% chance of rain. Highs in the mid 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph.
Sunday Night... Cloudy. Patchy fog after midnight. Lows in the lower 50s. Southeast winds 5 to 10 mph.
Monday... Patchy fog in the morning. Cloudy. Highs in the upper 60s. Southeast winds 10 to 15 mph.
Monday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20%.
Tuesday... Showers likely. Highs in the lower 70s. Chance of rain 70%.
Tuesday Night... Showers likely. A slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 70%.
Wednesday... Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. Chance of rain 50%.
Wednesday Night... A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the mid 40s. Chance of rain 20%.
Thursday... Partly cloudy. A 20% chance of showers. Highs in the mid 60s. Lows in the mid 40s.
Thursday Night... Partly cloudy. A 20% chance of showers. Highs in the mid 60s. Lows in the mid 40s.
Friday... Mostly cloudy. Highs in the mid 60s. Lows in the lower 40s.
POP = Probability of Precipitation
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