Weather in O'Fallon, Missouri, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for O'Fallon
Overnight |
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Temperature: 62°F Wind Speed: 2 mph Wind Direction: NE Forecast: Mostly clear, with a low around 62. Northeast wind around 2 mph. |
Wednesday |
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Temperature: 93°F Wind Speed: 5 mph Wind Direction: NE Forecast: Sunny, with a high near 93. Northeast wind around 5 mph. |
Wednesday Night |
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Temperature: 63°F Wind Speed: 5 mph Wind Direction: E Forecast: Clear, with a low around 63. East wind around 5 mph. |
Thursday |
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Temperature: 93°F Wind Speed: 3 mph Wind Direction: SE Forecast: Sunny, with a high near 93. Southeast wind around 3 mph. |
Thursday Night |
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Temperature: 67°F Wind Speed: 2 mph Wind Direction: S Forecast: Mostly cloudy, with a low around 67. South wind around 2 mph. |
Friday |
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Temperature: 88°F Wind Speed: 2 to 6 mph Wind Direction: SW Forecast: A slight chance of rain showers between 7am and 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 30%. |
Friday Night |
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Temperature: 65°F Wind Speed: 3 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%. |
Saturday |
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Temperature: 88°F Wind Speed: 2 to 6 mph Wind Direction: SW Forecast: A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%. |
Saturday Night |
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Temperature: 65°F Wind Speed: 5 mph Wind Direction: S Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 40%. |
Sunday |
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Temperature: 85°F Wind Speed: 2 to 7 mph Wind Direction: S Forecast: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%. |
Sunday Night |
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Temperature: 66°F Wind Speed: 6 mph Wind Direction: S Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%. |
Monday |
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Temperature: 85°F Wind Speed: 3 to 7 mph Wind Direction: S Forecast: A chance of showers and thunderstorms. Partly sunny, with a high near 85. Chance of precipitation is 40%. |
Monday Night |
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Temperature: 65°F Wind Speed: 5 mph Wind Direction: SW Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 40%. |
Tuesday |
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Temperature: 85°F Wind Speed: 6 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%. |