Weather Forecast and Radar for Wentzville, Missouri

Weather in Wentzville, MO

Wentzville, Missouri has four distinct seasons. In the spring, temperatures start to warm up in March and April, with average daily highs in the mid-50s and lows in the mid-30s. May and June are warm and humid, with average daily highs rising to the low to mid-80s and lows in the mid-50s.

In the summer, temperatures can reach the mid-90s with humidity levels reaching uncomfortably high levels. July and August are the hottest months of the year, with average daily highs in the mid-90s and lows in the mid-60s.

In the fall, temperatures begin to cool off in September, with average daily highs in the low to mid-70s and lows in the mid-50s. October and November are cool and crisp, with average daily highs in the mid to upper-50s and lows in the mid-30s.

Finally, in the winter, temperatures drop to average daily highs in the mid to upper-30s and lows in the mid-20s. December and January are the coldest months, with average daily highs in the mid-30s and lows in the mid-teens. February is slightly warmer, with average daily highs in the low to mid-40s and lows in the low-20s.

Fast Facts About Wentzville, MO

As of 2020, the city population is 40407.

Major Cities Nearby Wentzville, MO

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Wentzville, Missouri.