August weather forecast and climate
Brandon, WI

Weather in August

August, the last month of the summer, in Brandon, is another warm month, with temperature in the range of an average high of 77°F (25°C) and an average low of 59.4°F (15.2°C).

Temperature

In Brandon, the average high-temperature is essentially the same as in July - a still moderately hot 77°F (25°C). In August, the average low-temperature is 59.4°F (15.2°C).

Humidity

The average relative humidity in Brandon, Wisconsin, is 82%.

Rainfall

In Brandon, it is raining for 14.3 days, with typically 1.77" (45mm) of accumulated precipitation. Throughout the year, in Brandon, there are 130.7 rainfall days, and 21.38" (543mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Brandon.

Daylight

The average length of the day is 13.9h.

Sunshine

In August, the average sunshine is 9.8h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Brandon. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV rays for average individuals.
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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the average humidity in August in Brandon?

The average relative humidity in August in Brandon is 82%.

How many days does it rain in August in Brandon?

In Brandon, in August, during 14.3 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

When it does not snow in Brandon?

In Brandon, Wisconsin, snow does not fall in May through September.

What is the average length of the day in August in Brandon?

In August, the average length of the day in Brandon is 13.9h.

How many hours of sunshine does Brandon have in August?

The average sunshine in August is 9.8h.

When is the highest UV index in Brandon?

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

What is the UV index reading in August in Brandon?

In Brandon, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in August
Brandon, WI

Average temperature in August - Brandon, WI
  • Average high temperature in August: 77°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in August
Brandon, WI

Average pressure in August - Brandon, WI
  • Average pressure in August: 29.96"

Months with the highest atmospheric pressure are January and February (30.1").
The month with the lowest atmospheric pressure is June (29.91").

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Average wind speed in August
Brandon, WI

Average wind speed in August - Brandon, WI
  • Average wind speed in August: 6.9mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in August
Brandon, WI

Average humidity in August - Brandon, WI
  • Average humidity in August: 82%

Months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in August
Brandon, WI

Average rainfall in August - Brandon, WI
  • Average rainfall in August: 1.77"

The wettest months (with the highest rainfall) are May and June (2.76").
The driest month (with the least rainfall) is February (0.87").

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Average rainfall days in August
Brandon, WI

Average rainfall days in August - Brandon, WI
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is February (3 days).

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Average snowfall in August
Brandon, WI

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

The month with the highest snowfall is January (3.94").
Months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Brandon, WI

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

The month with the highest number of snowfall days is January (13.8 days).
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
Brandon, WI

Average daylight in August / Average sunshine in August - Brandon, WI
  • Average daylight in August: 13.9h

The month with the longest days is June (Average daylight: 15.4h).
The month with the shortest days is December (Average daylight: 9h).

  • Average sunshine in August: 9.8h

The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 3.3h).

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Average sunshine days in August
Brandon, WI

Average sunshine days in August - Brandon, WI
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (16.1 days).
Months with the least sunshine days are June and July (12.1 days).

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Average UV index in August
Brandon, WI

Average UV index in August - Brandon, WI
  • Average UV index in August: 5

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

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Average cloud cover in August
Brandon, WI

Average cloud cover in August - Brandon, WI
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 65).
Months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in August
Brandon, WI

Average visibility in August - Brandon, WI
  • Average visibility in August: 5mi

Months with the highest visibility are March, April, May, June, October and November (6mi).
Months with the lowest visibility are January, February, July, August, September and December (5mi).

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