Current Weather and Forecast for O'Fallon, Missouri, United States Current weather, Hourly weather forecast and 16 days weather forecast
What is current weather at O'Fallon, United States?
Current Weather Condition at O'Fallon, United States
No Chance of precipitation (Rain or Snow)
-1°C
Clear Sky
94° (0.89 m/s)
Wind
71%
Humidity
4°C
Max Temperature
-2°C
Min Temperature
1020°C
Pressure
Hourly weather forecast
Next 27 hours weather condition for O'Fallon, Missouri, United States.
Sat
Feels -3°C
Clear Sky
Feels -3°C
Clear Sky
Sun
Feels -1°C
Few Clouds
Feels -1°C
Few Clouds
Sun
Feels -1°C
Clear Sky
Feels -1°C
Clear Sky
Sun
Feels -1°C
Few Clouds
Feels -1°C
Few Clouds
Sun
Feels -1°C
Clear Sky
Feels -1°C
Clear Sky
Sun
Feels 2°C
Broken Clouds
Feels 2°C
Broken Clouds
Sun
Feels 3°C
Overcast Clouds
Feels 3°C
Overcast Clouds
Sun
Feels -0°C
Overcast Clouds
Feels -0°C
Overcast Clouds
Sun
Feels -1°C
Clear Sky
Feels -1°C
Clear Sky
Mon
Feels -2°C
Clear Sky
Feels -2°C
Clear Sky
10 days weather forecast
Next 10 days weather forecast for O'Fallon, Missouri, United States.
| 2026 | Weather | |||
|---|---|---|---|---|
| January | Image | Temp (Max/Min) | Condition | Description |
| Sat, 03rd | |
4°C / -2°C | Clouds | Broken Clouds |
| Sun, 04th | |
6°C / -2°C | Clouds | Broken Clouds |
| Mon, 05th |  |
15°C / 2°C | Clouds | Scattered Clouds |
| Tue, 06th | |
17°C / 8°C | Clouds | Scattered Clouds |
| Wed, 07th | |
16°C / 5°C | Clouds | Scattered Clouds |
| Thu, 08th |  |
12°C / 7°C | Rain | Light Rain |
| Fri, 09th |  |
8°C / 2°C | Snow | Rain And Snow |
| Sat, 10th | |
6°C / 0°C | Snow | Rain And Snow |
| Sun, 11th | |
2°C / -2°C | Clouds | Overcast Clouds |
| Mon, 12th | |
8°C / -2°C | Clear | Sky Is Clear |