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Ofallon Park, MO Weather Forecast
Ofallon Park, MO Weather Forecast Date: 537 PM CDT Sun Oct 04 2026
The area/counties/county of: Madison County Il, including the cities of: Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis.or toggle through each period.
Tonight... Clear. Lows in the lower 50s. North winds around 5 mph.
Monday... Sunny. Highs in the upper 70s. Northeast winds around 5 mph.
Monday Night... Clear. Lows in the upper 40s. Northeast winds around 5 mph in the evening, becoming light and variable.
Tuesday... Sunny. Highs around 80. South winds around 5 mph.
Tuesday Night... Clear. Lows in the mid 50s. South winds around 5 mph.
Wednesday... Clear. Highs in the mid 80s. Lows in the upper 50s.
Wednesday Night... Clear. Highs in the mid 80s. Lows in the upper 50s.
Thursday... Sunny. Highs in the mid 80s.
Thursday Night... Clear. Lows in the upper 50s.
Friday... Mostly clear. Highs in the mid 80s. Lows in the upper 50s.
Saturday... Mostly clear. Highs in the mid 80s. Lows in the upper 50s.
Saturday Night... Partly cloudy. A 20% chance of showers. Lows around 60. Highs in the mid 80s.
POP = Probability of Precipitation
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