August weather forecast
Brown Deer, WI

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Weather in August

The last month of the summer, August, is another warm month in Brown Deer, Wisconsin, with temperature in the range of an average high of 75.6°F (24.2°C) and an average low of 64.4°F (18°C).

Temperature

Brown Deer commences August with an average high-temperature of a still moderately hot 75.6°F (24.2°C), maintaining a close resemblance to the previous month. An average nighttime temperature of 64.4°F (18°C) is witnessed in Brown Deer throughout August.

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Brown Deer, in August, during 14.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Throughout the year, there are 129.5 rainfall days, and 18.62" (473mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Brown Deer, the average length of the day in August is 13h and 54min.
On the first day of August, sunrise is at 5:43 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:28 pm CDT.

Sunshine

July and August, with an average of 10.6h of sunshine, are months with the most sunshine.

UV index

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In August, a daily UV index of 5 turns into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

What is the temperature in August in Brown Deer?

Brown Deer in August has an average high-temperature of 75.6°F (24.2°C) and an average low-temperature of 64.4°F (18°C).

What is the average humidity in August in Brown Deer?

In August, the average relative humidity in Brown Deer, Wisconsin, is 78%.

How much does it rain in Brown Deer in August?

In Brown Deer, Wisconsin, in August, during 14.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow in Brown Deer?

May through September are months without snowfall.

How many hours of daylight does Brown Deer have in August?

The average day length in August in Brown Deer is 13h and 54min.

What time are sunrise and sunset in August in Brown Deer?

In August, on the first day of the month, sunrise is at 5:43 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:28 pm CDT.

What is the month with the most sunshine in Brown Deer?

The months with the most sunshine are July and August, with an average of 10.6h of sunshine.

How many hours of sunshine does Brown Deer have in August?

In Brown Deer, the average sunshine duration in August is 10.6h.

What is the UV index reading in August in Brown Deer?

In Brown Deer, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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
Brown Deer, WI

Average temperature in August - Brown Deer, WI
  • Average high temperature in August: 75.6°F

The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (26.8°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).

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Average pressure in August
Brown Deer, WI

Average pressure in August - Brown Deer, WI
  • Average pressure in August: 29.97"Hg

The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in August
Brown Deer, WI

Average wind speed in August - Brown Deer, WI
  • Average wind speed in August: 7.9mph

The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

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Average humidity in August
Brown Deer, WI

Average humidity in August - Brown Deer, WI
  • Average humidity in August: 78%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in August
Brown Deer, WI

Average rainfall in August - Brown Deer, WI
  • Average rainfall in August: 1.97"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is December (0.71").

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Average rainfall days in August
Brown Deer, WI

Average rainfall days in August - Brown Deer, WI
  • Average rainfall days in August: 14.5 days

The months with the highest number of rainy days are May, June and July (15.2 days).
The month with the least rainy days is February (4.5 days).

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Average snowfall in August
Brown Deer, WI

Average snowfall in August - Brown Deer, WI
  • Average snowfall in August: 0"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Brown Deer, WI

Average snowfall days in August - Brown Deer, WI
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (12.8 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
Brown Deer, WI

Average daylight in August / Average sunshine in August - Brown Deer, WI
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in August: 10h and 4min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in August
Brown Deer, WI

Average sunshine days in August - Brown Deer, WI
  • Average sunshine days in August: 12.9 days

The month with the most sunshine days is December (18.2 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in August
Brown Deer, WI

Average UV index in August - Brown Deer, WI
  • 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 and December (UV index 1).

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Average cloud cover in August
Brown Deer, WI

Average cloud cover in August - Brown Deer, WI
  • Average cloud cover in August: 27

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
Brown Deer, WI

Average visibility in August - Brown Deer, WI
  • Average visibility in August: 6mi

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

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Brown Deer, Wisconsin, USA

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