Forecast for Wentzville, MO | Forecast Periods: 14
Monday
Mar 16
2026
Wentzville, MO
Updated: 8:56 PM CDT
13°F
Mostly Clear
12 mph NW
Precipitation: 5%
Mostly clear, with a low around 13. Northwest wind around 12 mph, with gusts as high as 23 mph.
Hourly Forecast
Extended Forecast
Tuesday
Tue, Mar 17
36°F
Mostly Sunny
6 mph W
Precipitation: 11%
Mostly sunny, with a high near 36. West wind 6 to 9 mph.
Tuesday Night
Tue, Mar 17
32°F
Chance Light Snow
7 mph S
Precipitation: 33%
A chance of snow before 1am, then a slight chance of rain between 1am and 4am. Cloudy, with a low around 32. South wind 7 to 12 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible.
Wednesday
Wed, Mar 18
65°F
Sunny
6 mph SW
Precipitation: 7%
Sunny, with a high near 65. Southwest wind 6 to 10 mph.
Wednesday Night
Wed, Mar 18
44°F
Partly Cloudy
3 mph SW
Precipitation: 0%
Partly cloudy, with a low around 44. Southwest wind around 3 mph.
Thursday
Thu, Mar 19
74°F
Sunny
7 mph W
Precipitation: 1%
Sunny, with a high near 74.
Thursday Night
Thu, Mar 19
47°F
Mostly Clear
5 mph N
Precipitation: 0%
Mostly clear, with a low around 47.
Friday
Fri, Mar 20
78°F
Mostly Sunny
3 mph SW
Precipitation: 0%
Mostly sunny, with a high near 78.
Friday Night
Fri, Mar 20
52°F
Partly Cloudy
7 mph SW
Precipitation: 1%
Partly cloudy, with a low around 52.
Saturday
Sat, Mar 21
79°F
Sunny
8 mph W
Precipitation: 0%
Sunny, with a high near 79.
Saturday Night
Sat, Mar 21
50°F
Mostly Clear
8 mph W
Precipitation: 0%
Mostly clear, with a low around 50.
Sunday
Sun, Mar 22
72°F
Sunny
8 mph NW
Precipitation: 0%
Sunny, with a high near 72.
Sunday Night
Sun, Mar 22
40°F
Partly Cloudy
10 mph N
Precipitation: 5%
Partly cloudy, with a low around 40.
Monday
Mon, Mar 23
55°F
Mostly Sunny
12 mph NE
Precipitation: 5%
Mostly sunny, with a high near 55.