Weather in O'Fallon, Missouri, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for O'Fallon
Tonight |
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Temperature: 53°F Wind Speed: 10 mph Wind Direction: SW Forecast: Partly cloudy, with a low around 53. Southwest wind around 10 mph. |
Wednesday |
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Temperature: 68°F Wind Speed: 7 to 15 mph Wind Direction: NW Forecast: Sunny. High near 68, with temperatures falling to around 60 in the afternoon. Northwest wind 7 to 15 mph, with gusts as high as 23 mph. |
Wednesday Night |
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Temperature: 38°F Wind Speed: 2 to 6 mph Wind Direction: N Forecast: Clear, with a low around 38. North wind 2 to 6 mph. |
Thursday |
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Temperature: 64°F Wind Speed: 5 to 13 mph Wind Direction: SE Forecast: Sunny, with a high near 64. Southeast wind 5 to 13 mph, with gusts as high as 22 mph. |
Thursday Night |
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Temperature: 54°F Wind Speed: 10 mph Wind Direction: S Forecast: A chance of rain showers after midnight. Mostly cloudy. Low around 54, with temperatures rising to around 59 overnight. South wind around 10 mph. Chance of precipitation is 30%. |
Friday |
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Temperature: 71°F Wind Speed: 8 to 12 mph Wind Direction: W Forecast: A slight chance of rain showers before noon. Mostly sunny. High near 71, with temperatures falling to around 65 in the afternoon. Chance of precipitation is 20%. |
Friday Night |
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Temperature: 43°F Wind Speed: 2 to 6 mph Wind Direction: W Forecast: Mostly clear, with a low around 43. |
Saturday |
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Temperature: 67°F Wind Speed: 2 to 10 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 67. |
Saturday Night |
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Temperature: 38°F Wind Speed: 8 to 13 mph Wind Direction: W Forecast: A slight chance of rain before midnight. Partly cloudy, with a low around 38. Chance of precipitation is 20%. |
Sunday |
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Temperature: 44°F Wind Speed: 12 to 15 mph Wind Direction: NW Forecast: Mostly sunny, with a high near 44. |
Sunday Night |
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Temperature: 25°F Wind Speed: 7 to 10 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 25. |
Monday |
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Temperature: 43°F Wind Speed: 6 to 9 mph Wind Direction: NW Forecast: Sunny, with a high near 43. |
Monday Night |
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Temperature: 27°F Wind Speed: 6 mph Wind Direction: W Forecast: Mostly clear, with a low around 27. |
Veterans Day |
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Temperature: 55°F Wind Speed: 6 to 13 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 55. |