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Weather in Des Moines for May 2025

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

  • In general, the average temperature in Des Moines at the beginning of May is 19 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.4 °F by the end of May.

  • The climate of Des Moines in May is notably wet, with an average of 13 rainy days.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
18
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/11°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Des Moines in May average weather

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Light rain shower
21°
2
Moderate or heavy rain with thunder
18°
3
Sunny
20°
4
Heavy rain
15°
5
Overcast
17°
6
Patchy rain possible
21°
7
Fog
21°
8
Patchy rain possible
22°
9
Light rain shower
13°
10
Patchy rain possible
19°
11
Sunny
22°
12
Patchy rain possible
22°
13
Light rain shower
16°
14
Patchy rain possible
19°
15
Patchy rain possible
21°
16
Light rain shower
22°
17
Overcast
22°
18
Thundery outbreaks possible
26°
19
Light rain shower
21°
20
Partly cloudy
19°
21
Overcast
22°
22
Cloudy
22°
23
Partly cloudy
24°
24
Partly cloudy
23°
25
Sunny
22°
26
Sunny
22°
27
Sunny
24°
28
Partly cloudy
23°
29
Partly cloudy
23°
30
Heavy rain at times
25°
31
Heavy rain at times
25°
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Temperatures trend during May in Des Moines

See the weather trend as well as the moving average line

May weather day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
May 1 Light rain shower
Light rain shower
 21° /11° 19.1 mm 5
May 2 Moderate or heavy rain with thunder
Moderate or heavy rain with thunder
 18° /12° 32.5 mm 4
May 3 Sunny
Sunny
 20° /9° 0 mm 6
May 4 Heavy rain
Heavy rain
 15° /9° 15.1 mm 4
May 5 Overcast
Overcast
 17° /6° 0 mm 4
May 6 Patchy rain possible
Patchy rain possible
 21° /8° 17.7 mm 5
May 7 Fog
Fog
 21° /11° 26.7 mm 5
May 8 Patchy rain possible
Patchy rain possible
 22° /12° 0.1 mm 5
May 9 Light rain shower
Light rain shower
 13° /9° 1.5 mm 3
May 10 Patchy rain possible
Patchy rain possible
 19° /7° 0.9 mm 4
May 11 Sunny
Sunny
 22° /10° 0 mm 6
May 12 Patchy rain possible
Patchy rain possible
 22° /13° 1.8 mm 5
May 13 Light rain shower
Light rain shower
 16° /14° 23.9 mm 4
May 14 Patchy rain possible
Patchy rain possible
 19° /10° 0 mm 4
May 15 Patchy rain possible
Patchy rain possible
 21° /9° 0.2 mm 5
May 16 Light rain shower
Light rain shower
 22° /13° 1.5 mm 5
May 17 Overcast
Overcast
 22° /13° 0 mm 5
May 18 Thundery outbreaks possible
Thundery outbreaks possible
 26° /14° 0 mm 6
May 19 Light rain shower
Light rain shower
 21° /13° 10 mm 5
May 20 Partly cloudy
Partly cloudy
 19° /5° 0 mm 5
May 21 Overcast
Overcast
 22° /9° 0 mm 5
May 22 Cloudy
Cloudy
 22° /10° 0 mm 6
May 23 Partly cloudy
Partly cloudy
 24° /13° 0 mm 7
May 24 Partly cloudy
Partly cloudy
 23° /13° 9.3 mm 6
May 25 Sunny
Sunny
 22° /11° 1.2 mm 6
May 26 Sunny
Sunny
 22° /12° 12.3 mm 6
May 27 Sunny
Sunny
 24° /10° 0.7 mm 6
May 28 Partly cloudy
Partly cloudy
 23° /10° 0.7 mm 6
May 29 Partly cloudy
Partly cloudy
 23° /10° 0 mm 6
May 30 Heavy rain at times
Heavy rain at times
 25° /13° 1 mm 6
May 31 Heavy rain at times
Heavy rain at times
 25° /15° 0.6 mm 6
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Important Notice
Our weather forecast for Des Moines in May 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.

Des Moines in May - FAQ

What are the expected maximum and minimum temperatures in Des Moines during May?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Des Moines during May?
Significant rainfall exceeding 173 mm is expected in Des Moines during May, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Des Moines during May?
The average wind speed in Des Moines during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

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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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