Weather in O'Fallon, Missouri, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for O'Fallon
This Afternoon |
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Temperature: 81°F Wind Speed: 1 mph Wind Direction: W Forecast: Partly sunny, with a high near 81. West wind around 1 mph. |
Tonight |
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Temperature: 61°F Wind Speed: 2 mph Wind Direction: W Forecast: A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind around 2 mph. Chance of precipitation is 50%. |
Sunday |
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Temperature: 81°F Wind Speed: 2 mph Wind Direction: N Forecast: A slight chance of rain showers before 8am. Mostly sunny, with a high near 81. North wind around 2 mph. Chance of precipitation is 20%. |
Sunday Night |
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Temperature: 60°F Wind Speed: 2 mph Wind Direction: NE Forecast: Partly cloudy, with a low around 60. Northeast wind around 2 mph. |
Memorial Day |
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Temperature: 84°F Wind Speed: 1 to 5 mph Wind Direction: E Forecast: Partly sunny, with a high near 84. East wind 1 to 5 mph. |
Monday Night |
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Temperature: 64°F Wind Speed: 5 mph Wind Direction: E Forecast: Mostly cloudy, with a low around 64. |
Tuesday |
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Temperature: 82°F Wind Speed: 3 to 7 mph Wind Direction: E Forecast: A chance of rain showers between 7am and 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 82. Chance of precipitation is 70%. |
Tuesday Night |
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Temperature: 65°F Wind Speed: 7 mph Wind Direction: E Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 70%. |
Wednesday |
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Temperature: 83°F Wind Speed: 6 mph Wind Direction: SE Forecast: Showers and thunderstorms likely. Partly sunny, with a high near 83. Chance of precipitation is 70%. |
Wednesday Night |
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Temperature: 66°F Wind Speed: 3 mph Wind Direction: E Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. |
Thursday |
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Temperature: 83°F Wind Speed: 5 mph Wind Direction: E Forecast: A slight chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Partly sunny, with a high near 83. Chance of precipitation is 70%. |
Thursday Night |
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Temperature: 65°F Wind Speed: 5 mph Wind Direction: NE Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 70%. |
Friday |
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Temperature: 81°F Wind Speed: 6 to 9 mph Wind Direction: NE Forecast: A chance of rain showers. Partly sunny, with a high near 81. Chance of precipitation is 40%. |
Friday Night |
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Temperature: 60°F Wind Speed: 8 mph Wind Direction: NE Forecast: A chance of rain showers before 1am. Partly cloudy, with a low around 60. Chance of precipitation is 40%. |