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Oak Lake, IL 7-Day Night Weather Forecast
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Oak Lake, IL Weather Forecast
Oak Lake, IL Weather Forecast Date: 802 AM CDT Sat Oct 10 2026
The area/counties/county of: Perry County Il, including the city of Pinckneyville.or toggle through each period.
Today... Mostly cloudy. Highs in the upper 70s. East winds 5 to 10 mph.
Tonight... Mostly cloudy. A slight chance of showers in the evening. Lows in the mid 50s. Northeast winds 5 to 10 mph. Chance of rain 20%.
Sunday... Sunny. Highs in the mid 80s. Northwest winds around 5 mph.
Sunday Night... Mostly clear. Lows around 60. South winds around 5 mph.
Columbus Day... Sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph.
Monday Night... Clear. Lows in the mid 60s.
Tuesday... Mostly clear. Highs in the lower 90s. Lows in the mid 60s.
Tuesday Night... Mostly clear. Highs in the lower 90s. Lows in the mid 60s.
Wednesday... Partly cloudy. A chance of showers. Highs in the lower 80s. Lows in the upper 50s. Chance of rain 50%.
Wednesday Night... Partly cloudy. A chance of showers. Highs in the lower 80s. Lows in the upper 50s. Chance of rain 50%.
Thursday... Partly sunny. A chance of showers. Highs around 80. Chance of rain 50%.
Thursday Night... Partly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of rain 50%.
POP = Probability of Precipitation
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