Wentzville Weather in August

Wentzville in August averages 31°C (88°F) during the day and 19°C (66°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Wentzville in August

You can typically expect 9 days of rain this month, averaging around 91 mm (3.6 in). When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Wentzville in August

In August, Wentzville gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 19°C (66°F). Indoor breaks or shaded spots can make the warmer part of the day much more comfortable. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Wentzville in August

The city usually sees around 268 hours of sunlight, indicating many sunny days , a great month for sightseeing.

For Wentzville itself, October generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.