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Dahlgren, IL Weather Forecast
Dahlgren, IL Weather Forecast Date: 1232 AM CDT Mon Oct 26 2026
The area/counties/county of: Hamilton, including the city of Mcleansboro.or toggle through each period.
Overnight... Mostly cloudy. Lows in the upper 40s. Calm winds.
Monday... Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s. Southwest winds around 5 mph.
Monday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Calm winds.
Tuesday... Mostly sunny in the morning, then becoming mostly cloudy. Highs in the upper 70s. Calm winds, becoming south around 5 mph in the afternoon.
Tuesday Night... Mostly cloudy. Lows in the upper 40s. Southeast winds around 5 mph in the evening, becoming light and variable.
Wednesday... Sunny. Highs in the upper 70s.
Wednesday Night... Clear. Lows around 50.
Thursday... Sunny. Highs around 80.
Thursday Night... Partly cloudy. Lows in the lower 50s.
Friday... Mostly cloudy. Highs in the upper 70s. Lows in the mid 50s.
Saturday... Mostly cloudy. Highs in the upper 70s. Lows in the mid 50s.
Saturday Night... Mostly cloudy with a 50% chance of showers. Lows in the mid 50s. Highs in the mid 70s.
POP = Probability of Precipitation
Dahlgren Radar Loop
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