| National Weather Service Forecast for:
Wentzville MO Issued by: National Weather Service Saint Louis, MO |
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| Updated: 7:26 am CDT May 26, 2026 | ||||||||||||||||||
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| Today |
Mostly cloudy, with a high near 81. Calm wind becoming east around 6 mph in the afternoon. |
| Tonight |
A 30 percent chance of showers and thunderstorms, mainly between 1am and 5am. Mostly cloudy, with a low around 62. Light and variable wind. |
| Wednesday |
A slight chance of showers and thunderstorms before 11am, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, then gradually becoming sunny, with a high near 83. Light and variable wind. Chance of precipitation is 20%. |
| Wednesday Night |
Increasing clouds, with a low around 63. Calm wind. |
| Thursday |
Partly sunny, with a high near 84. Light northeast wind becoming east 5 to 9 mph in the morning. |
| Thursday Night |
Mostly cloudy, with a low around 63. |
| Friday |
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 80. |
| Friday Night |
Mostly cloudy, with a low around 60. |
| Saturday |
Mostly sunny, with a high near 80. |
| Saturday Night |
Partly cloudy, with a low around 59. |
| Sunday |
Mostly sunny, with a high near 79. |
| Sunday Night |
Partly cloudy, with a low around 57. |
| Monday |
Sunny, with a high near 81. |
Forecast from NOAA-NWS for Wentzville MO.
