Weather forecast for 10 days
O'Fallon, MO

Tomorrow, relatively clouded weather is also expected.
The temperature will vary between a maximum of a fresh 51.8°F (11°C) and a minimum of an icy 39.2°F (4°C).
The day's maximum temperature is anticipated to match the standard high of 53.2°F (11.8°C) in November.
Sunrise will be at 6:53 am and sunset at 4:45 pm; tomorrow's daylight will last for 9h and 52min.

On Sunday, in O'Fallon, moderately clouded weather is expected.
A temperature range of a refreshing 66.2°F (19°C) to a cool 50°F (10°C) is predicted.
It will be warmer, and the maximum temperature of 66.2°F (19°C) on Sunday will be more in line with October's average highest temperature of 66.2°F (19°C) than the average highest temperature of 53.2°F (11.8°C) in November.
Sunrise will be at 6:54 am and sunset at 4:45 pm; the daylight will last for 9h and 51min.

The weather will be unstable for the next ten days, and a combination of primarily cloudy and occasionally rainy, snowy and sunny weather is predicted.
With a 58% probability, rainfall is anticipated only on Wednesday. The precipitation will be moderate at 0.47" (12mm).
With a 38% probability, snowfall is expected only on Thursday. The precipitation will be substantial at 0.47" (12mm).
Temperature fluctuation will be noticeable in the upcoming days. The maximum temperature will range between 32°F (0°C) and 66.2°F (19°C), while the lowest nightly temperature variation will be also considerable, as the lowest temperature will be between 17.6°F (-8°C) and 50°F (10°C).
With the highest temperature of 66.2°F (19°C), Sunday will be the warmest day; the coldest day will be next Friday, with a maximum of 32°F (0°C).