August weather forecast
Willow River, MN

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Weather in August

The last month of the summer, August, is another warm month in Willow River, Minnesota, with temperature in the range of an average high of 77.2°F (25.1°C) and an average low of 55.9°F (13.3°C).

Temperature

With the advent of August, Willow River experiences an average high-temperature of a still moderately hot 77.2°F (25.1°C), mirroring a close resemblance to the previous month. Willow River experiences an average temperature drop to a mild 55.9°F (13.3°C) during August nights.

Humidity

In August, the average relative humidity is 76%.

Rainfall

In Willow River, in August, it is raining for 12.7 days, with typically 1.85" (47mm) of accumulated precipitation. Throughout the year, there are 114 rainfall days, and 20.08" (510mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Willow River, the average length of the day in August is 14h and 7min.
On the first day of August, sunrise is at 5:53 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 7:51 pm CDT.

Sunshine

In August, the average sunshine in Willow River is 9.2h.

UV index

In August, the average daily maximum UV index in Willow River is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, a daily UV index of 5 turns into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures in Willow River?

The high-temperature, in August, in Willow River, is 77.2°F (25.1°C), while the low-temperature averages to 55.9°F (13.3°C).

What is the average humidity in August in Willow River?

The average relative humidity in August is 76%.

How much does it rain in Willow River in August?

In Willow River, Minnesota, during August, the rain falls for 12.7 days and regularly aggregates up to 1.85" (47mm) of precipitation.

When it does not snow in Willow River?

June through September are months without snowfall in Willow River, Minnesota.

What is the average length of the day in August in Willow River?

In Willow River, Minnesota, the average day length in August is 14h and 7min.

What time are sunrise and sunset in August in Willow River?

In August, on the first day of the month, sunrise is at 5:53 am and sunset at 8:41 pm. On the last day of the month, in Willow River, Minnesota, sunrise is at 6:31 am and sunset at 7:51 pm CDT.

How long on average sun shines in August in Willow River?

In Willow River, the average sunshine duration in August is 9.2h.

What is the UV index reading in August in Willow River?

In Willow River, Minnesota, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents 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
Willow River, MN

Average temperature in August - Willow River, MN
  • Average high temperature in August: 77.2°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (17.1°F).

  • Average low temperature in August: 55.9°F

The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (3.2°F).

Average pressure in August
Willow River, MN

Average pressure in August - Willow River, MN
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Willow River, MN

Average wind speed in August - Willow River, MN
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in August
Willow River, MN

Average humidity in August - Willow River, MN
  • Average humidity in August: 76%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (72%).

Average rainfall in August
Willow River, MN

Average rainfall in August - Willow River, MN
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is July (2.64").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in August
Willow River, MN

Average rainfall days in August - Willow River, MN
  • Average rainfall days in August: 12.7 days

The month with the highest number of rainy days is June (15.3 days).
The month with the least rainy days is January (2.1 days).

Average snowfall in August
Willow River, MN

Average snowfall in August - Willow River, MN
  • Average snowfall in August: 0"

The month with the highest snowfall is December (6.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Willow River, MN

Average snowfall days in August - Willow River, MN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (18.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Willow River, MN

Average daylight in August / Average sunshine in August - Willow River, MN
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in August: 9h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 24min).

Average sunshine days in August
Willow River, MN

Average sunshine days in August - Willow River, MN
  • Average sunshine days in August: 16.7 days

The month with the most sunshine days is September (16.9 days).
The month with the least sunshine days is April (11.8 days).

Average UV index in August
Willow River, MN

Average UV index in August - Willow River, 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 January, February, November and December (UV index 1).

Average cloud cover in August
Willow River, MN

Average cloud cover in August - Willow River, MN
  • Average cloud cover in August: 37

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in August
Willow River, MN

Average visibility in August - Willow River, MN
  • Average visibility in August: 5mi

The months with the highest visibility are May, June, July and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

Willow River, Minnesota, USA

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