Des Moines Weather in August

Des Moines in August averages 25°C (77°F) during the day and 14°C (57°F) at night. This is part of the summer season. Some rainfall is to be expected.

Rainfall in Des Moines in August

You can expect rain on around 5 days based on historical patterns, with 25 mm (1 in) average for the month. When rain does fall, showers tend to be light and brief. Most days will be dry.

Temperature in Des Moines in August

The excellent temperature in Des Moines in August makes it a solid month to visit, with 25°C (77°F) during the day and 14°C (57°F) at night. August is part of summer. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Des Moines in August

Expect a lot of sunshine this month, with about 280 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Des Moines in August

Wind speeds average 4 m/s (8 knots) during August. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

If you're inclined towards comfortable temperatures and drier conditions, August is a good time to visit Des Moines.