August weather forecastBlackduck, MN
August
Weather in August
The last month of the summer, August, is another warm month in Blackduck, Minnesota, with an average temperature varying between 55.8°F (13.2°C) and 74.8°F (23.8°C).Temperature
At the onset of August, Blackduck records an average high-temperature of a still moderately hot 74.8°F (23.8°C), showing little deviation from the preceding month. In the month of August, Blackduck experiences an average low-temperature of 55.8°F (13.2°C).Humidity
In August, the average relative humidity is 72%.Rainfall
In August, the rain falls for 11.3 days. Throughout August, 2.17" (55mm) of precipitation is accumulated. In Blackduck, during the entire year, the rain falls for 109.2 days and collects up to 20.12" (511mm) of precipitation.Snowfall
June through August are months without snowfall.Daylight
In Blackduck, the average length of the day in August is 14h and 13min.On the first day of the month, sunrise is at 5:56 am and sunset at 8:52 pm. On the last day of August, sunrise is at 6:36 am and sunset at 8:00 pm CDT.
Sunshine
In August, the average sunshine is 9.9h.UV index
June through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 5 during August leads to these advisories:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Blackduck, MN
- Average high temperature in August: 74.8°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (16.2°F).
- Average low temperature in August: 55.8°F
The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (2.1°F).
Average pressure in August
Blackduck, MN
- Average pressure in August: 29.91"Hg
The month with the highest atmospheric pressure is February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in August
Blackduck, MN
- Average wind speed in August: 7.1mph
The windiest month (with the highest average wind speed) is October (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in August
Blackduck, MN
- Average humidity in August: 72%
The months with the highest relative humidity are January and February (93%).
The month with the lowest relative humidity is May (70%).
Average rainfall in August
Blackduck, MN
- Average rainfall in August: 2.17"
The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is February (0.71").
Average rainfall days in August
Blackduck, MN
- Average rainfall days in August: 11.3 days
The month with the highest number of rainy days is June (16.4 days).
The month with the least rainy days is January (1.3 days).
Average snowfall in August
Blackduck, MN
- Average snowfall in August: 0"
The month with the highest snowfall is December (7.28").
The months with the least snowfall are June, July and August (0").
Average snowfall days in August
Blackduck, MN
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (18.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in August /
Average sunshine in August
Blackduck, MN
- Average daylight in August: 14h and 12min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in August: 9h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in August
Blackduck, MN
- Average sunshine days in August: 17.6 days
The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in August
Blackduck, 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).
Average cloud cover in August
Blackduck, MN
- Average cloud cover in August: 31
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in August
Blackduck, MN
- Average visibility in August: 6mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).





