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Old Berlin, IL Weather Forecast
Old Berlin, IL Weather Forecast Date: 437 PM CDT Sun Sep 13 2026
The area/counties/county of: Sangamon, including the city of Springfield.or toggle through each period.
Tonight... Mostly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Monday... Partly sunny. Highs in the lower 80s. Southeast winds 10 to 15 mph.
Monday Night... Mostly clear. Not as cool with lows around 70. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Tuesday... Sunny. A chance of showers and thunderstorms in the afternoon. Warmer with highs in the mid 90s. South winds 10 to 15 mph, becoming southwest 5 to 10 mph in the afternoon. Chance of rain 50%. Heat index values up to 105.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Humid with lows in the upper 60s. West winds around 5 mph, becoming northeast after midnight. Chance of rain 50%.
Wednesday... Partly sunny. A chance of showers in the morning. Highs in the lower 90s. Chance of rain 50%.
Wednesday Night... Partly cloudy. A chance of showers. Lows in the lower 70s. Highs in the upper 80s. Chance of rain 40%.
Thursday... Partly cloudy. A chance of showers. Lows in the lower 70s. Highs in the upper 80s. Chance of rain 40%.
Thursday Night... Partly cloudy. Lows in the upper 60s. Highs in the upper 80s.
Friday... Partly cloudy. Lows in the upper 60s. Highs in the upper 80s.
Saturday... Mostly sunny. A chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 30%.
Saturday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 30%.
POP = Probability of Precipitation
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