Weather in O'Fallon, Missouri, United States
7-Day Forecast Summary
7-Day Detailed Weather Forecast for O'Fallon
Today |
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Temperature: 86°F Wind Speed: 3 mph Wind Direction: SE Forecast: Mostly sunny, with a high near 86. Southeast wind around 3 mph. |
Tonight |
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Temperature: 69°F Wind Speed: 3 mph Wind Direction: SE Forecast: Partly cloudy, with a low around 69. Southeast wind around 3 mph. |
Wednesday |
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Temperature: 89°F Wind Speed: 1 to 5 mph Wind Direction: SW Forecast: Isolated showers and thunderstorms between 4pm and 5pm. Mostly sunny, with a high near 89. Southwest wind 1 to 5 mph. Chance of precipitation is 20%. |
Wednesday Night |
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Temperature: 67°F Wind Speed: 3 mph Wind Direction: NW Forecast: Partly cloudy, with a low around 67. Northwest wind around 3 mph. |
Thursday |
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Temperature: 85°F Wind Speed: 2 to 6 mph Wind Direction: NW Forecast: Sunny, with a high near 85. Northwest wind 2 to 6 mph. |
Thursday Night |
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Temperature: 64°F Wind Speed: 0 to 5 mph Wind Direction: N Forecast: Mostly clear, with a low around 64. |
Friday |
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Temperature: 85°F Wind Speed: 2 mph Wind Direction: N Forecast: Sunny, with a high near 85. |
Friday Night |
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Temperature: 65°F Wind Speed: 2 mph Wind Direction: E Forecast: Mostly clear, with a low around 65. |
Saturday |
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Temperature: 88°F Wind Speed: 1 to 5 mph Wind Direction: SE Forecast: Mostly sunny, with a high near 88. |
Saturday Night |
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Temperature: 70°F Wind Speed: 6 mph Wind Direction: SE Forecast: Partly cloudy, with a low around 70. |
Sunday |
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Temperature: 93°F Wind Speed: 8 mph Wind Direction: S Forecast: Mostly sunny, with a high near 93. |
Sunday Night |
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Temperature: 74°F Wind Speed: 7 mph Wind Direction: S Forecast: Mostly clear, with a low around 74. |
Monday |
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Temperature: 94°F Wind Speed: 5 to 8 mph Wind Direction: SW Forecast: Mostly sunny, with a high near 94. |
Monday Night |
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Temperature: 75°F Wind Speed: 5 mph Wind Direction: S Forecast: Partly cloudy, with a low around 75. |