August weather forecast
Mellen, WI

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Weather in August

The last month of the summer, August, is also a moderately hot month in Mellen, Wisconsin, with an average temperature varying between 74.7°F (23.7°C) and 56.8°F (13.8°C).

Temperature

The onset of August marks an average high-temperature of a still warm 74.7°F (23.7°C), hardly differing from July's 76.3°F (24.6°C). Throughout the August nights, Mellen encounters a low-temperature of 56.8°F (13.8°C).

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Mellen, Wisconsin, in August, it is raining for 13.7 days, with typically 1.73" (44mm) of accumulated precipitation. Throughout the year, in Mellen, there are 120.3 rainfall days, and 21.65" (550mm) of precipitation is accumulated.

Snowfall

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

Daylight

The average length of the day in August is 14h and 7min.
On the first day of the month, sunrise is at 5:45 am and sunset at 8:32 pm. On the last day of August, sunrise is at 6:22 am and sunset at 7:42 pm CDT.

Sunshine

In Mellen, Wisconsin, the average sunshine in August is 9.8h.

UV index

June through August, with an average maximum UV index of 5, are months with the highest UV index in Mellen. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily high UV index of 5 in August leads to these guidelines:
Prioritize safety - Recommendations to avert sunburn are shared. To protect against the Sun's most potent rays, avoid direct exposure around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

What is the average August temperature in Mellen?

In Mellen, in August, the average high-temperature is 74.7°F (23.7°C), and the average low-temperature is 56.8°F (13.8°C).

What is the average humidity in August in Mellen?

In August, the average relative humidity in Mellen is 77%.

How much does it rain in Mellen in August?

In Mellen, Wisconsin, during August, the rain falls for 13.7 days and regularly aggregates up to 1.73" (44mm) of precipitation.

When it does not snow in Mellen?

In Mellen, Wisconsin, snow does not fall in June through September.

How many hours of daylight does Mellen have in August?

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

When is the sunrise / sunset in August in Mellen?

On the first day of August in Mellen, Wisconsin, sunrise is at 5:45 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:42 pm CDT.

How many hours of sunshine does Mellen have in August?

In August, the average sunshine duration in Mellen is 9.8h.

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

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 Mellen?

In August, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Mellen, WI

Average temperature in August - Mellen, WI
  • Average high temperature in August: 74.7°F

The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (19°F).

  • Average low temperature in August: 56.8°F

The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).

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Average pressure in August
Mellen, WI

Average pressure in August - Mellen, WI
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in August
Mellen, WI

Average wind speed in August - Mellen, WI
  • Average wind speed in August: 7mph

The windiest month (with the highest average wind speed) is November (9.5mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).

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Average humidity in August
Mellen, WI

Average humidity in August - Mellen, WI
  • Average humidity in August: 77%

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

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Average rainfall in August
Mellen, WI

Average rainfall in August - Mellen, WI
  • Average rainfall in August: 1.73"

The wettest month (with the highest rainfall) is May (2.48").
The driest months (with the least rainfall) are January and February (1.22").

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Average rainfall days in August
Mellen, WI

Average rainfall days in August - Mellen, WI
  • Average rainfall days in August: 13.7 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.5 days).

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Average snowfall in August
Mellen, WI

Average snowfall in August - Mellen, WI
  • Average snowfall in August: 0"

The month with the highest snowfall is December (10.04").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Mellen, WI

Average snowfall days in August - Mellen, WI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (24.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Mellen, WI

Average daylight in August / Average sunshine in August - Mellen, WI
  • 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).

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Average sunshine days in August
Mellen, WI

Average sunshine days in August - Mellen, WI
  • Average sunshine days in August: 14.1 days

The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is January (6.8 days).

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Average UV index in August
Mellen, WI

Average UV index in August - Mellen, WI
  • 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, November and December (UV index 1).

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Average cloud cover in August
Mellen, WI

Average cloud cover in August - Mellen, WI
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in August
Mellen, WI

Average visibility in August - Mellen, WI
  • 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 and February (4mi).

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Mellen, Wisconsin, USA

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