Measurements:
°C
°F
Des Moines
68°F
N 7 mph
Feels like: 68°F
Precip: 5%
World Resorts USA Des Moines Weather September Weather in Des Moines

Des Moines Weather: September

Average Day Temperature: 82.1°F
Average Night Temperature: 61.9°F
Number of Sunny Days: 17 days
Sunshine Hours: 11.8 - 13.1 hours
Number of Rainy Days: 2 days
Precipitation Totals: 0.9 in

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 103°F. The lowest night temperature was 52°F. The average values for day and night temperatures during September were 76.3°F и 66.0°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Des Moines is 0.9 in.

Wind Speed in September, mph

The average wind speed in September is 8.9 mph. It makes September one of the most windless months of the year for Des Moines.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Des Moines in September is 8.4 hours.

Best Time to Visit Des Moines
The most sunny months:
October 19 days
September 17 days
August 16 days
The most warm months:
August 87.7 °F
July 87.5 °F
June 83.9 °F
The most cold months:
January 24.2 °F
February 31.1 °F
December 33.8 °F
The most rainy months:
May 4 days
June 3 days
September 2 days
The most windy months:
April 12 mph
March 11 mph
October 10 mph

Des Moines on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +62
Hawaii +82
Houston +86
Las Vegas +92
Los Angeles +100
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Des Moines
Local time: 18:47
05 oct, monday
2100 58°F
N
8 mph
06 oct, tuesday
0000 56°F
N
8 mph
0300 52°F
N
8 mph
0600 52°F
N
9 mph
0900 58°F
N
11 mph
1200 72°F
N
15 mph
1500 78°F
NE
16 mph
1800 72°F
NE
11 mph