August weather forecast
Garrison, MN

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Weather in August

August, the last month of the summer in Garrison, is also a moderately hot month, with temperature in the range of an average high of 76.8°F (24.9°C) and an average low of 56.8°F (13.8°C).

Temperature

Garrison's entry into August measures an average high-temperature of a still moderately hot 76.8°F (24.9°C), closely parallel to the preceding month. Throughout August, a steady low-temperature average of 56.8°F (13.8°C) is noted.

Humidity

The average relative humidity in August is 75%.

Rainfall

In Garrison, during August, the rain falls for 12.5 days and regularly aggregates up to 1.89" (48mm) of precipitation. Throughout the year, there are 109.6 rainfall days, and 15.83" (402mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day is 14h and 7min.
On the first day of the month, sunrise is at 5:57 am and sunset at 8:45 pm. On the last day of August, sunrise is at 6:35 am and sunset at 7:55 pm CDT.

Sunshine

In August, the average sunshine in Garrison is 9.5h.

UV index

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 5 during August translates into the following guidance:
Undertake protective steps - Recommendations to avoid sunburn are issued. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The average high-temperature, in August, in Garrison, is 76.8°F (24.9°C), while the average low-temperature is 56.8°F (13.8°C).

What is the average humidity in August?

In August, the average relative humidity is 75%.

How many days does it rain in August?

In Garrison, Minnesota, in August, it is raining for 12.5 days, with typically 1.89" (48mm) of accumulated precipitation.

When it does not snow?

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

What is the average length of the day in August?

In Garrison, the average day length in August is 14h and 7min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 8:45 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:55 pm CDT.

How long on average sun shines in August?

In August, the average sunshine duration in Garrison is 9.5h.

How high is the UV index in August?

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
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
Garrison, MN

Average temperature in August - Garrison, MN
  • Average high temperature in August: 76.8°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (17.4°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (4.3°F).

Average pressure in August
Garrison, MN

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

The month with the highest atmospheric pressure is February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Garrison, MN

Average wind speed in August - Garrison, MN
  • Average wind speed in August: 6.9mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in August
Garrison, MN

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

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

Average rainfall in August
Garrison, MN

Average rainfall in August - Garrison, MN
  • Average rainfall in August: 1.89"

The wettest month (with the highest rainfall) is June (2.36").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in August
Garrison, MN

Average rainfall days in August - Garrison, MN
  • Average rainfall days in August: 12.5 days

The month with the highest number of rainy days is June (15.2 days).
The month with the least rainy days is February (2.4 days).

Average snowfall in August
Garrison, MN

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

The month with the highest snowfall is December (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Garrison, MN

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

The month with the highest number of snowfall days is January (17.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Garrison, 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

Average sunshine days in August
Garrison, MN

Average sunshine days in August - Garrison, MN
  • Average sunshine days in August: 15 days

The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is June (11 days).

Average UV index in August
Garrison, MN

Average UV index in August - Garrison, 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
Garrison, MN

Average cloud cover in August - Garrison, MN
  • Average cloud cover in August: 35

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in August
Garrison, MN

Average visibility in August - Garrison, 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 and December (4mi).

Garrison, Minnesota, USA

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