August weather forecast
Willmar, MN

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Weather in August

August, the last month of the summer in Willmar, is another warm month, with an average temperature varying between 58.8°F (14.9°C) and 78.6°F (25.9°C).

Temperature

Willmar commences August with an average high-temperature of a still warm 78.6°F (25.9°C), maintaining a close resemblance to the previous month. Willmar, in the month of August, anticipates a consistent average low-temperature of 58.8°F (14.9°C).

Humidity

In Willmar, the average relative humidity in August is 75%.

Rainfall

In Willmar, during August, the rain falls for 11.5 days and regularly aggregates up to 1.22" (31mm) of precipitation. In Willmar, Minnesota, during the entire year, the rain falls for 96.3 days and collects up to 11.02" (280mm) of precipitation.

Snowfall

In Willmar, snow does not fall in June through September.

Daylight

The average length of the day in August is 14h and 2min.
On the first day of the month, sunrise is at 6:06 am and sunset at 8:46 pm. On the last day of August, sunrise is at 6:41 am and sunset at 7:58 pm CDT.

Sunshine

The average sunshine in August in Willmar, Minnesota, is 9.8h.

UV index

In Willmar, Minnesota, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In August, the maximum UV index of 5 suggests this advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures in Willmar?

The high-temperature in Willmar, Minnesota, during August is 78.6°F (25.9°C) and the low-temperature is 58.8°F (14.9°C).

What is the average humidity in August in Willmar?

In Willmar, the average relative humidity in August is 75%.

How many days does it rain in August in Willmar?

In Willmar, Minnesota, during August, the rain falls for 11.5 days and regularly aggregates up to 1.22" (31mm) of precipitation.

When it does not snow in Willmar?

In Willmar, Minnesota, snow does not fall in June through September.

How many hours of daylight does Willmar have in August?

In August, the average day length in Willmar is 14h and 2min.

When is the sunrise / sunset in August in Willmar?

In August, on the first day of the month, sunrise is at 6:06 am and sunset at 8:46 pm. On the last day of the month, in Willmar, sunrise is at 6:41 am and sunset at 7:58 pm CDT.

How many hours of sunshine does Willmar have in August?

The average sunshine duration in August in Willmar is 9.8h.

What is the UV index intensity in August in Willmar?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Willmar, MN

Average temperature in August - Willmar, MN
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (19°F).

  • Average low temperature in August: 58.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (5.2°F).

Average pressure in August
Willmar, MN

Average pressure in August - Willmar, MN
  • Average pressure in August: 29.94"Hg

The months with the highest atmospheric pressure are January and February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in August
Willmar, MN

Average wind speed in August - Willmar, MN
  • Average wind speed in August: 7.3mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

Average humidity in August
Willmar, MN

Average humidity in August - Willmar, MN
  • Average humidity in August: 75%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (68%).

Average rainfall in August
Willmar, MN

Average rainfall in August - Willmar, MN
  • Average rainfall in August: 1.22"

The wettest month (with the highest rainfall) is June (1.97").
The driest month (with the least rainfall) is January (0.24").

Average rainfall days in August
Willmar, MN

Average rainfall days in August - Willmar, MN
  • Average rainfall days in August: 11.5 days

The month with the highest number of rainy days is June (14.9 days).
The month with the least rainy days is February (1.8 days).

Average snowfall in August
Willmar, MN

Average snowfall in August - Willmar, MN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.73").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Willmar, MN

Average snowfall days in August - Willmar, MN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Willmar, MN

Average daylight in August / Average sunshine in August - Willmar, MN
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in August
Willmar, MN

Average sunshine days in August - Willmar, MN
  • Average sunshine days in August: 17.1 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.2 days).

Average UV index in August
Willmar, MN

Average UV index in August - Willmar, MN
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February, November and December (UV index 1).

Average cloud cover in August
Willmar, MN

Average cloud cover in August - Willmar, MN
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in August
Willmar, MN

Average visibility in August - Willmar, MN
  • Average visibility in August: 6mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

Willmar, Minnesota, USA

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