August weather forecast
Grayling, MN

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Weather in August

The last month of the summer, August, is also a moderately hot month in Grayling, Minnesota, with temperature in the range of an average low of 55.9°F (13.3°C) and an average high of 77.5°F (25.3°C).

Temperature

Grayling observes an average high-temperature of a still moderately hot 77.5°F (25.3°C) in August, barely different from 80.2°F (26.8°C) in July. A striking difference from the daytime highs is registered during August nights, with an average temperature of 55.9°F (13.3°C).

Humidity

In Grayling, the average relative humidity in August is 74%.

Rainfall

In Grayling, in August, it is raining for 12.3 days, with typically 1.89" (48mm) of accumulated precipitation. In Grayling, Minnesota, during the entire year, the rain falls for 108 days and collects up to 18.58" (472mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 14h and 8min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:43 pm. On the last day of August, sunrise is at 6:32 am and sunset at 7:53 pm CDT.

Sunshine

In August, the average sunshine is 9.5h.

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 5 during August leads to these instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. To protect against the Sun's most potent rays, avoid direct exposure around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

In August, in Grayling, the average high-temperature is 77.5°F (25.3°C), and the average low-temperature is 55.9°F (13.3°C).

What is the average humidity in August?

In August, the average relative humidity is 74%.

How much does it rain in August?

In August, the rain falls for 12.3 days. Throughout August, 1.89" (48mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Grayling have in August?

The average day length in August is 14h and 8min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:54 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:53 pm CDT.

How many hours of sunshine does Grayling have in August?

In August, the average sunshine duration is 9.5h.

How high is the UV index in August?

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe 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
Grayling, MN

Average temperature in August - Grayling, MN
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (80.2°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 (58.3°F).
The coldest month (with the lowest average low temperature) is January (2.7°F).

Average pressure in August
Grayling, MN

Average pressure in August - Grayling, 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
Grayling, MN

Average wind speed in August - Grayling, MN
  • Average wind speed in August: 6.4mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).

Average humidity in August
Grayling, MN

Average humidity in August - Grayling, MN
  • Average humidity in August: 74%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is May (71%).

Average rainfall in August
Grayling, MN

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

The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in August
Grayling, MN

Average rainfall days in August - Grayling, MN
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is June (15.6 days).
The months with the least rainy days are January and February (1.9 days).

Average snowfall in August
Grayling, MN

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

The month with the highest snowfall is December (6.18").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Grayling, MN

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

The month with the highest number of snowfall days is January (15.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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

  • Average sunshine in August: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).

Average sunshine days in August
Grayling, MN

Average sunshine days in August - Grayling, MN
  • Average sunshine days in August: 16.8 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (12.2 days).

Average UV index in August
Grayling, MN

Average UV index in August - Grayling, 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
Grayling, MN

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

The month with the most cloud cover is January (Cloud cover 77).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in August
Grayling, MN

Average visibility in August - Grayling, 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).

Grayling, Minnesota, USA

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