Willmar (MN)
August
Weather in Willmar, Minnesota for August 2026
Your guide to Willmar weather in August - trends and predictions
In general, the average temperature in Willmar at the beginning of August is 24.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 25 °F by the end of August.
The climate of Willmar in August is notably wet, with an average of 14 rainy days, and a total of 101.9 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
17
Dry days
14
Rainy days
0
Snow days
23°/15°
Temperatures
20 km/h
Avg max wind
82 %
Avg humidity
Willmar Weather August
Move between months or click on a day
Temperatures trend during August in Willmar
See the weather trend as well as the moving average line
August weather in Willmar day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Light rain shower | 24° /15° | 11.1 mm | 6 | |
| Aug. 2 |  Sunny | 26° /15° | 0 mm | 6 | |
| Aug. 3 | Sunny | 26° /15° | 19.9 mm | 6 | |
| Aug. 4 |  Fog | 25° /16° | 13.8 mm | 6 | |
| Aug. 5 |  Light drizzle | 22° /15° | 1.9 mm | 5 | |
| Aug. 6 | Patchy rain possible | 25° /15° | 7 mm | 6 | |
| Aug. 7 | Light drizzle | 23° /16° | 0.6 mm | 6 | |
| Aug. 8 | Patchy rain possible | 23° /16° | 0.1 mm | 6 | |
| Aug. 9 | Patchy rain possible | 23° /13° | 0.1 mm | 5 | |
| Aug. 10 | Patchy rain possible | 24° /11° | 0 mm | 5 | |
| Aug. 11 | Patchy rain possible | 25° /13° | 0.5 mm | 6 | |
| Aug. 12 | Patchy rain possible | 24° /16° | 4.2 mm | 6 | |
| Aug. 13 | Patchy rain possible | 25° /13° | 0.2 mm | 6 | |
| Aug. 14 | Light rain shower | 25° /17° | 8.5 mm | 6 | |
| Aug. 15 | Patchy rain possible | 25° /19° | 1.6 mm | 6 | |
| Aug. 16 | Light rain | 21° /17° | 1.1 mm | 5 | |
| Aug. 17 | Patchy rain possible | 23° /17° | 7.2 mm | 5 | |
| Aug. 18 | Patchy rain possible | 26° /17° | 12.2 mm | 6 | |
| Aug. 19 | Sunny | 27° /15° | 0 mm | 7 | |
| Aug. 20 | Patchy rain possible | 21° /16° | 1.4 mm | 5 | |
| Aug. 21 | Patchy rain possible | 24° /14° | 0 mm | 6 | |
| Aug. 22 | Patchy light drizzle | 25° /17° | 1.8 mm | 6 | |
| Aug. 23 | Patchy rain possible | 23° /13° | 1.5 mm | 5 | |
| Aug. 24 |  Partly cloudy | 23° /12° | 0 mm | 6 | |
| Aug. 25 |  Thundery outbreaks possible | 24° /12° | 0 mm | 5 | |
| Aug. 26 | Thundery outbreaks possible | 28° /14° | 0 mm | 6 | |
| Aug. 27 | Patchy rain possible | 24° /13° | 0.7 mm | 6 | |
| Aug. 28 | Fog | 23° /14° | 0 mm | 5 | |
| Aug. 29 |  Moderate or heavy rain with thunder | 27° /16° | 5 mm | 6 | |
| Aug. 30 | Sunny | 24° /14° | 0 mm | 6 | |
| Aug. 31 | Sunny | 25° /12° | 0 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Willmar in August 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 Willmar forecast closer to your planned date for the most up-to-date weather information.
Change Month
Willmar in August - FAQ
What are the expected maximum and minimum temperatures in Willmar during August?
During August, expect a variety of temperatures with highs around 23° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Willmar during August?
Significant rainfall exceeding 101.9 mm is expected in Willmar during August, occurring over more than 14 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Willmar during August?
The average wind speed in Willmar during August is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Willmar
Explore the daily rainfall trends and prepare for Willmars August weather 💧
UV exposure in Willmar during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
Quick links
More Willmar weather pages
You are here
Where is Willmar?Get accurate weather forecasts for Willmar, located at latitude 45.122 and longitude -95.043. Stay updated with localized weather information tailored for Willmar.
Found a mistake?
We appreciate your attention to details. Tell us here.