Weather WorldPittsburg, IL 7-Day Night Weather Forecast
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Pittsburg, IL Weather Forecast
Pittsburg, IL Weather Forecast Date: 532 AM CDT Sat Oct 31 2026
The area/counties/county of: Williamson, including the city of Herrin.or toggle through each period.
Today... Cloudy. Highs in the mid 70s. East winds around 5 mph.
Tonight... Cloudy. A chance of showers after midnight. Patchy fog after midnight. Lows in the mid 50s. Southeast winds around 5 mph. Chance of rain 50%.
Sunday... Cloudy. Showers likely, mainly in the morning. Patchy fog. Highs in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 70%.
Sunday Night... Mostly cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph.
Monday... Mostly cloudy. Highs in the upper 60s. Southeast winds 5 to 10 mph.
Monday Night... Mostly cloudy. Lows around 60.
Tuesday... Mostly cloudy in the morning, then becoming partly sunny. A 50% chance of showers. Highs in the lower 70s.
Tuesday Night... Mostly cloudy with a chance of showers. Lows in the mid 50s. Highs in the upper 60s. Chance of rain 50%.
Wednesday... Mostly cloudy with a chance of showers. Lows in the mid 50s. Highs in the upper 60s. Chance of rain 50%.
Wednesday Night... Partly cloudy. Lows in the upper 40s. Highs in the upper 60s.
Thursday... Partly cloudy. Lows in the upper 40s. Highs in the upper 60s.
POP = Probability of Precipitation
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