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Herrin High School, IL Weather Forecast
Herrin High School, IL Weather Forecast Date: 437 PM CDT Fri Oct 16 2026
The area/counties/county of: Williamson, including the city of Herrin.or toggle through each period.
Tonight... Mostly cloudy this evening, then becoming partly cloudy. Lows in the lower 40s. North winds 10 to 15 mph.
Saturday... Sunny. Highs around 60. North winds 5 to 10 mph.
Saturday Night... Clear. Areas of frost after midnight. Lows in the mid 30s. Northeast winds around 5 mph in the evening, becoming light and variable.
Sunday... Areas of frost in the morning. Sunny. Highs in the mid 60s. East winds around 5 mph.
Sunday Night... Clear. Lows in the upper 30s. East winds around 5 mph in the evening, becoming light and variable.
Monday... Mostly clear. Highs in the lower 70s. Lows in the lower 40s.
Tuesday... Mostly clear. Highs in the lower 70s. Lows in the lower 40s.
Wednesday... Mostly clear. Highs in the lower 70s. Lows in the lower 40s.
Wednesday Night... Clear. Lows in the mid 40s.
Thursday... Mostly clear. Highs in the upper 70s. Lows in the upper 40s.
POP = Probability of Precipitation
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