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United States weather

Weather in Des Moines, Iowa for August 2027

Your guide to Des Moines weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Des Moines at the beginning of August is 28.2 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 31.5 °C by the end of August.

    • Rain 🌧️

  • Des Moines experiences moderate rainfall in August, with an average of 10 rainy days and a total precipitation of 154.2 mm.

    • More

  • Is August a good time to visit Des Moines? check out the best time to travel to Des Moines page.

  • ✨ Is August a good time to visit Des Moines? – Ask the AI Weatherman

Average dry days
21
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/18°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Des Moines Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
29°
2
Light rain
28°
3
Patchy rain possible
29°
4
Light rain
29°
5
Light rain
28°
6
Moderate or heavy rain shower
27°
7
Heavy rain
28°
8
Patchy rain possible
28°
9
Patchy rain possible
27°
10
Moderate rain
29°
11
Light rain
30°
12
Moderate rain
27°
13
Moderate rain
28°
14
Light rain
26°
15
Thundery outbreaks possible
30°
16
Sunny
31°
17
Partly cloudy
29°
18
Light rain
30°
19
Light rain
30°
20
Patchy rain possible
30°
21
Cloudy
30°
22
Overcast
31°
23
Cloudy
30°
24
Patchy rain possible
30°
25
Mist
32°
26
Fog
33°
27
Partly cloudy
32°
28
Mist
31°
29
Patchy rain possible
34°
30
Patchy rain possible
30°
31
Moderate rain
30°

Temperatures trend during August in Des Moines

See the weather trend as well as the moving average line

August weather in Des Moines day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
Aug. 1 Patchy rain possible
Patchy rain possible
 29° /17° 0.8 mm 8
Aug. 2 Light rain
Light rain
 28° /17° 4.6 mm 7
Aug. 3 Patchy rain possible
Patchy rain possible
 29° /18° 0.1 mm 8
Aug. 4 Light rain
Light rain
 29° /18° 4.9 mm 8
Aug. 5 Light rain
Light rain
 28° /19° 8 mm 6
Aug. 6 Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /17° 5.8 mm 6
Aug. 7 Heavy rain
Heavy rain
 28° /17° 27.8 mm 7
Aug. 8 Patchy rain possible
Patchy rain possible
 28° /17° 0.4 mm 8
Aug. 9 Patchy rain possible
Patchy rain possible
 27° /18° 2.3 mm 7
Aug. 10 Moderate rain
Moderate rain
 29° /18° 21.3 mm 8
Aug. 11 Light rain
Light rain
 30° /19° 8.9 mm 8
Aug. 12 Moderate rain
Moderate rain
 27° /19° 14.9 mm 7
Aug. 13 Moderate rain
Moderate rain
 28° /17° 12.6 mm 6
Aug. 14 Light rain
Light rain
 26° /17° 8.6 mm 5
Aug. 15 Thundery outbreaks possible
Thundery outbreaks possible
 30° /18° 6.8 mm 6
Aug. 16 Sunny
Sunny
 31° /18° 0.3 mm 8
Aug. 17 Partly cloudy
Partly cloudy
 29° /18° 0 mm 8
Aug. 18 Light rain
Light rain
 30° /18° 3.1 mm 6
Aug. 19 Light rain
Light rain
 30° /19° 3.2 mm 7
Aug. 20 Patchy rain possible
Patchy rain possible
 30° /18° 0 mm 7
Aug. 21 Cloudy
Cloudy
 30° /19° 0.4 mm 7
Aug. 22 Overcast
Overcast
 31° /17° 0.1 mm 8
Aug. 23 Cloudy
Cloudy
 30° /17° 0.1 mm 7
Aug. 24 Patchy rain possible
Patchy rain possible
 30° /18° 1 mm 7
Aug. 25 Mist
Mist
 32° /17° 0.3 mm 7
Aug. 26 Fog
Fog
 33° /18° 0 mm 8
Aug. 27 Partly cloudy
Partly cloudy
 32° /17° 0.8 mm 8
Aug. 28 Mist
Mist
 31° /15° 0.8 mm 7
Aug. 29 Patchy rain possible
Patchy rain possible
 34° /17° 1.1 mm 7
Aug. 30 Patchy rain possible
Patchy rain possible
 30° /17° 1.9 mm 6
Aug. 31 Moderate rain
Moderate rain
 30° /16° 13.4 mm 6
Next
Important Notice
Our weather forecast for Des Moines in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Des Moines forecast closer to your planned date for the most up-to-date weather information.
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Des Moines in August - FAQ

What are the expected maximum and minimum temperatures in Des Moines during August?
During August, expect a variety of temperatures with highs around 29° and lows near 18°, suitable for diverse activities and preferences.

How much rainfall should be expected in Des Moines during August?
Significant rainfall exceeding 154.2 mm is expected in Des Moines during August, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Des Moines during August?
The average wind speed in Des Moines during August is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Des Moines

Explore the daily rainfall trends and prepare for Des Moiness August weather 💧
Typically, Des Moines has 10 rainy days in August with a total of 154.2 mm of rainfall.

UV exposure in Des Moines during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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Location coordinates Where is Des Moines?

Get accurate weather forecasts for Des Moines, located at latitude 41.601 and longitude -93.609. Stay updated with localized weather information tailored for Des Moines.

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