Des Moines in september: average Weather, Temperature and Climate
Weather in Des Moines in september 2025
The weather in Des Moines in september comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout september
good weather UV index: 6
Weather at 6am
59°F
Clear/Sunny
36% of time
26%
20%
8%
Weather at 12pm
76°F
Clear/Sunny
54% of time
22%
10%
8%
Weather at 6pm
72°F
Clear/Sunny
57% of time
22%
8%
5%
Weather at 3am
61°F
42%
20%
16%
13%
Evolution of daily average temperature and precipitation in Des Moines in september
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Des Moines in september.
The climate of Des Moines in september is good
The weather in september in Des Moines is rather dry (with 3.7in of precipitation over 5 days). The weather is better from the previous month since in august it receives an average of 5in of precipitation over 7 days.
The climate quite comfortable in this location this month. The thermometer averaged maximum of 77°F. The seasonal minimum is 59°F. Thus, the mean temperature average in september in Des Moines is 68°F. Note that seasonal normals in contrast with those observed in Des Moines in september with a maximum record of 104°F in 2021 and a minimum record of 34°F in 2012. You You can hope to have about 6 days with temperatures over 86°F, or 20 of time.
In september in Des Moines, the days on average last 12:28. Sunrise is at 05:55 and sets at 18:23.
With a good weather, the month of september is a good month to go in Des Moines.
Seasonal average climate and temperature of Des Moines in september
Check below seasonal norms These statistics are compiled from the weather statements of the last years of september.
| September | |||||
| Outside temperature | |||||
| Average temperature | 68°F | ||||
| Highest temperature | 77°F | ||||
| Lowest temperature | 59°F | ||||
| Highest record temperature | 104°F (2021) | ||||
| Lowest record temperature | 34°F (2012) | ||||
| Number of days at +86°F | 6 day(s) (20%) | ||||
| Number of days at +65°F | 27 day(s) (90%) | ||||
| Number of days at -32°F | 0 day(s) (0%) | ||||
| Wind | |||||
| Wind speed | 19km/h | ||||
| Wind temperature | 58°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.7in | ||||
| Number of days with rainfall | 5 day(s) (18%) | ||||
| Record daily rainfall | 2in (2009) | ||||
| Snowfall | 0cm | ||||
| Other climate data | |||||
| Humidity | 88% | ||||
| Visibility | 8.96km | ||||
| Cloud cover | 27% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:55 | ||||
| Time of sunset | 18:23 | ||||
| Length of day | 12:28 | ||||
| Our opinion about the weather in september | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last september?
Here is the day by day recorded weather in Des Moines in september 2024:
65°F to 79°F
50°F to 77°F
52°F to 83°F
54°F to 88°F
63°F to 88°F
54°F to 76°F
45°F to 72°F
49°F to 83°F
58°F to 94°F
59°F to 94°F
59°F to 94°F
65°F to 94°F
65°F to 81°F
63°F to 86°F
67°F to 90°F
65°F to 86°F
61°F to 85°F
63°F to 86°F
68°F to 90°F
61°F to 90°F
67°F to 88°F
56°F to 68°F
41°F to 72°F
49°F to 74°F
52°F to 79°F
56°F to 83°F
54°F to 83°F
54°F to 85°F
56°F to 85°F
54°F to 85°F
Map: other cities in the United States (USA) in september
Cities near Des Moines:
| Kansas City in september | good weather |
| Sioux Falls in september | good weather |
| Illinois in september | good weather |
| Minneapolis (Minnesota) in september | perfect weather |
| Missouri in september | good weather |
| St. Louis (Missouri) in september | good weather |
| Wisconsin in september | good weather |
| Chicago in september | good weather |
| Kansas in september | good weather |
| Indianapolis in september | good weather |
| Arkansas in september | perfect weather |
| Oklahoma in september | good weather |
Click over cities on the map for information about the weather in september.
Des Moines
perfect weather
good
tolerable
bad
very bad
Weather data for Des Moines in september:
Weather data for Des Moines for september 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.