Des Moines in august: average Weather, Temperature and Climate
Weather in Des Moines in august 2025
The weather in Des Moines in august comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also navigating through the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
good weather UV index: 6
Weather at 6am
65°F
Clear/Sunny
37% of time
29%
14%
11%
Weather at 12pm
81°F
Clear/Sunny
51% of time
22%
11%
9%
Weather at 6pm
79°F
Clear/Sunny
55% of time
20%
12%
8%
Weather at 3am
67°F
37%
26%
17%
12%
Evolution of daily average temperature and precipitation in Des Moines in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Des Moines in august.
The climate of Des Moines in august is good
In august in Des Moines, the climate is wet (with 5in of rainfall over 7 days). The situation is deteriorating compared to the previous month since in july there is an average of 3.9in of rainfall over 6 days.
The climate pleasant in this location this month. The thermometer averaged maximum of 83°F. On average, the recorded minimum temperature is 65°F. Thus, the mean temperature average in august in Des Moines is 74°F. These temperatures are far removed from those records observed in Des Moines in august with a maximum record of 106°F in 2021 and a minimum record of 45°F in 2009. You can plan to have about 10 days with temperatures up to 86°F, or 32 of time.
Day length in Des Moines in august is 13:50. The sun rises at 05:24 and sets at 19:14.
With a good climate, this month is a good month to go in that area in United States.
Seasonal average climate and temperature of Des Moines in august
Check below seasonal norms These datas are generated from the weather statements of the last years of the month of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 74°F | ||||
| Highest temperature | 83°F | ||||
| Lowest temperature | 65°F | ||||
| Highest record temperature | 106°F (2021) | ||||
| Lowest record temperature | 45°F (2009) | ||||
| Number of days at +86°F | 10 day(s) (32%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Wind | |||||
| Wind speed | 16km/h | ||||
| Wind temperature | 65°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 5in | ||||
| Number of days with rainfall | 7 day(s) (22%) | ||||
| Record daily rainfall | 5.9in (2009) | ||||
| Other climate data | |||||
| Humidity | 91% | ||||
| Visibility | 8.67km | ||||
| Cloud cover | 29% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 13 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:24 | ||||
| Time of sunset | 19:14 | ||||
| Length of day | 13:50 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last august?
Here is the day by day recorded weather in Des Moines in august 2024:
68°F to 83°F
67°F to 85°F
68°F to 88°F
68°F to 90°F
68°F to 94°F
65°F to 79°F
56°F to 77°F
65°F to 74°F
49°F to 72°F
52°F to 77°F
58°F to 79°F
63°F to 65°F
56°F to 77°F
61°F to 83°F
70°F to 86°F
63°F to 85°F
61°F to 77°F
61°F to 79°F
61°F to 83°F
59°F to 74°F
59°F to 77°F
56°F to 81°F
59°F to 79°F
65°F to 86°F
70°F to 99°F
77°F to 108°F
77°F to 103°F
70°F to 92°F
72°F to 94°F
68°F to 85°F
59°F to 88°F
Map: other cities in the United States (USA) in august
Cities near Des Moines:
| Kansas City in august | good weather |
| Sioux Falls in august | good weather |
| Illinois in august | good weather |
| Minneapolis (Minnesota) in august | perfect weather |
| Missouri in august | good weather |
| St. Louis (Missouri) in august | good weather |
| Wisconsin in august | good weather |
| Chicago in august | good weather |
| Kansas in august | good weather |
| Indianapolis in august | good weather |
| Arkansas in august | good weather |
| Oklahoma in august | good weather |
Click over cities on the map for information about the weather in august.
Des Moines
perfect weather
good
tolerable
bad
very bad
Weather data for Des Moines in august:
Weather data for Des Moines for august are derived from an average of the weather forecast since 2009 in Des Moines. There is a margin of error and these forecasts are to be considered as general information only. The weather in Des Moines can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Des Moines.