Polk County (Des Moines)
May
Weather in Polk County for May 2025
Your guide to Polk County weather in May - trends and predictions
In general, the average temperature in Polk County 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 Polk County in May is notably wet, with an average of 14 rainy days, and a total of 176.8 mm of precipitation.
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Temperatures
Rain 🌧️
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17
Dry days
14
Rainy days
0
Snow days
21°/11°
Temperatures
19 km/h
Avg max wind
75 %
Avg humidity
Polk County in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  18° | 3  20° | 4  15° | |||
| 5  17° | 6 21° | 7  21° | 8 22° | 9 13° | 10 19° | 11 22° |
| 12 22° | 13 16° | 14 19° | 15 21° | 16 22° | 17 22° | 18  26° |
| 19 21° | 20  19° | 21 22° | 22  22° | 23 24° | 24 23° | 25 22° |
| 26 22° | 27 24° | 28 23° | 29 23° | 30  25° | 31 25° |
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Temperatures trend during May in Polk County
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Light rain shower | 21° /11° | 19.1 mm | 5 | |
| May 2 | Moderate or heavy rain with thunder | 18° /12° | 32.5 mm | 4 | |
| May 3 | Sunny | 20° /9° | 0 mm | 6 | |
| May 4 | Heavy rain | 15° /9° | 15.1 mm | 4 | |
| May 5 | Overcast | 17° /6° | 0 mm | 4 | |
| May 6 | Patchy rain possible | 21° /8° | 17.7 mm | 5 | |
| May 7 | Fog | 21° /11° | 26.7 mm | 5 | |
| May 8 | Patchy rain possible | 22° /12° | 0.1 mm | 5 | |
| May 9 | Light rain shower | 13° /9° | 1.5 mm | 3 | |
| May 10 | Patchy rain possible | 19° /7° | 0.9 mm | 4 | |
| May 11 | Sunny | 22° /10° | 0 mm | 6 | |
| May 12 | Patchy rain possible | 22° /13° | 1.8 mm | 5 | |
| May 13 | Light rain shower | 16° /14° | 23.9 mm | 4 | |
| May 14 | Patchy rain possible | 19° /10° | 0 mm | 4 | |
| May 15 | Patchy rain possible | 21° /9° | 0.2 mm | 5 | |
| May 16 | Light rain shower | 22° /13° | 1.5 mm | 5 | |
| May 17 | Overcast | 22° /13° | 0 mm | 5 | |
| May 18 | Thundery outbreaks possible | 26° /14° | 0 mm | 6 | |
| May 19 | Light rain shower | 21° /13° | 10 mm | 5 | |
| May 20 | Partly cloudy | 19° /5° | 0 mm | 5 | |
| May 21 | Overcast | 22° /9° | 0 mm | 5 | |
| May 22 | Cloudy | 22° /10° | 0 mm | 6 | |
| May 23 | Partly cloudy | 24° /13° | 0 mm | 7 | |
| May 24 | Partly cloudy | 23° /13° | 9.3 mm | 6 | |
| May 25 | Sunny | 22° /11° | 1.2 mm | 6 | |
| May 26 | Sunny | 22° /12° | 12.3 mm | 6 | |
| May 27 | Sunny | 24° /10° | 0.7 mm | 6 | |
| May 28 | Partly cloudy | 23° /10° | 0.7 mm | 6 | |
| May 29 | Partly cloudy | 23° /10° | 0 mm | 6 | |
| May 30 | Heavy rain at times | 25° /13° | 1 mm | 6 | |
| May 31 | Heavy rain at times | 25° /15° | 0.6 mm | 6 | |
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Important Notice
Our weather forecast for Polk County 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 Polk County forecast closer to your planned date for the most up-to-date weather information.
Polk County in May - FAQ
What are the expected maximum and minimum temperatures in Polk County during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Polk County during May?
Significant rainfall exceeding 176.8 mm is expected in Polk County during May, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Polk County during May?
The average wind speed in Polk County during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Polk County
Explore the daily rainfall trends and prepare for Polk Countys May weather 💧
UV exposure in Polk County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Polk County?Get accurate weather forecasts for Polk County, located at latitude 41.601 and longitude -93.609. Stay updated with localized weather information tailored for Polk County.
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