O'Fallon, Missouri hotel brands & chains

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Weather Forecast for O'Fallon, Missouri

Traveling to O'Fallon, Missouri? Here is your 6-day weather forecast in the area. Whether it is a warm weather destinations or cold climate don’t forget to consider weather, while you pack your bags for this trip. Start your day when the sunrises at 1:20 PM and don’t miss the sunset at 11:01 PM. Today’s winds are traveling southwest at a speed of 6 MPH. The temperature feels like 22 with a humidity level of 87. Cloud coverage is 34 percent with 10.6 percent visibility. Today’s UV index is 2 make sure to prepare properly. Make sure to plan your travel itinerary to match your travel weather forecast to make the most of your vacation with Reservations.com.


Fahrenheit / Celsius
Today 1/11
Scattered clouds

Saturday 1/11 Weather forecast for O'Fallon, Missouri, Scattered clouds
28°F
High: 37°F
Low: 26°F
Precipitation: 0%
Sunday 1/12
Broken clouds

Sunday 1/12 Weather forecast for O'Fallon, Missouri, Broken clouds
32°F
High: 38°F
Low: 17°F
Precipitation: 0%
Monday 1/13
Scattered clouds

Monday 1/13 Weather forecast for O'Fallon, Missouri, Scattered clouds
21°F
High: 25°F
Low: 13°F
Precipitation: 0%
Tuesday 1/14
Scattered clouds

Tuesday 1/14 Weather forecast for O'Fallon, Missouri, Scattered clouds
18°F
High: 24°F
Low: 8°F
Precipitation: 0%
Wednesday 1/15
Scattered clouds

Wednesday 1/15 Weather forecast for O'Fallon, Missouri, Scattered clouds
20°F
High: 32°F
Low: 22°F
Precipitation: 0%
Thursday 1/16
Few clouds

Thursday 1/16 Weather forecast for O'Fallon, Missouri, Few clouds
30°F
High: 38°F
Low: 27°F
Precipitation: 0%

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