August weather forecast
Roseau, MN

Weather in August

August, the last month of the summer in Roseau, is also a moderately hot month, with an average temperature varying between 56.3°F (13.5°C) and 75.7°F (24.3°C).

Temperature

In Roseau, the average high-temperature in August is relatively the same as in July - a still moderately hot 75.7°F (24.3°C). The average low-temperature, in Roseau, is 56.3°F (13.5°C).

Humidity

In August, the average relative humidity is 70%.

Rainfall

In August, the rain falls for 11.7 days. Throughout August, 1.54" (39mm) of precipitation is accumulated. Throughout the year, in Roseau, Minnesota, there are 105.7 rainfall days, and 17.64" (448mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Roseau, Minnesota, the average length of the day in August is 14h and 19min.
On the first day of August in Roseau, sunrise is at 5:56 am and sunset at 9:01 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 8:07 pm CDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 5 in August transform into the following instructions:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the average humidity in August in Roseau?

In Roseau, the average relative humidity in August is 70%.

How many days does it rain in August in Roseau?

In Roseau, Minnesota, in August, it is raining for 11.7 days, with typically 1.54" (39mm) of accumulated precipitation.

When it does not snow in Roseau?

June through September are months without snowfall in Roseau, Minnesota.

How many hours of daylight does Roseau have in August?

In August, the average day length in Roseau is 14h and 19min.

When is the sunrise / sunset in August in Roseau?

On the first day of August in Roseau, sunrise is at 5:56 am and sunset at 9:01 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 8:07 pm CDT.

How many hours of sunshine does Roseau have in August?

In August, the average sunshine duration in Roseau, Minnesota, is 10.2h.

What is the month with the highest UV index in Roseau?

The months with the highest UV index are June through August, with an average maximum UV index of 5.

What is the UV index intensity in August in Roseau?

The average daily maximum UV index in August in Roseau is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Roseau, MN

Average temperature in August - Roseau, MN
  • Average high temperature in August: 75.7°F

The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (13.5°F).

  • Average low temperature in August: 56.3°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (0°F).

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Average pressure in August
Roseau, MN

Average pressure in August - Roseau, MN
  • Average pressure in August: 29.9"Hg

The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in August
Roseau, MN

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

The windiest month (with the highest average wind speed) is October (9.1mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).

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Average humidity in August
Roseau, MN

Average humidity in August - Roseau, MN
  • Average humidity in August: 70%

The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is May (67%).

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Average rainfall in August
Roseau, MN

Average rainfall in August - Roseau, MN
  • Average rainfall in August: 1.54"

The wettest month (with the highest rainfall) is June (2.83").
The driest month (with the least rainfall) is February (0.59").

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Average rainfall days in August
Roseau, MN

Average rainfall days in August - Roseau, MN
  • Average rainfall days in August: 11.7 days

The month with the highest number of rainy days is June (16.5 days).
The month with the least rainy days is January (1.8 days).

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Average snowfall in August
Roseau, MN

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

The month with the highest snowfall is December (5").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Roseau, MN

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

The month with the highest number of snowfall days is January (17.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in August / Average sunshine in August - Roseau, MN
  • Average daylight in August: 14h and 19min

The month with the longest days is June (Average daylight: 16h and 7min).
The month with the shortest days is December (Average daylight: 8h and 20min).

  • Average sunshine in August: 10h and 12min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 0min).

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Average sunshine days in August
Roseau, MN

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

The month with the most sunshine days is August (17.1 days).
The month with the least sunshine days is June (11 days).

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Average UV index in August
Roseau, MN

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in August
Roseau, MN

Average cloud cover in August - Roseau, MN
  • Average cloud cover in August: 29

The months with the most cloud cover are January and February (Cloud cover 80).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in August
Roseau, MN

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

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

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