August weather forecast
Clayton, WI

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Weather in August

The last month of the summer, August, is another warm month in Clayton, Wisconsin, with an average temperature fluctuating between 57.7°F (14.3°C) and 75.9°F (24.4°C).

Temperature

August's climate shows a minor adjustment in average high-temperatures to a still moderately hot 75.9°F (24.4°C) from July's 78.3°F (25.7°C). Throughout August in Clayton, a steady low-temperature average of 57.7°F (14.3°C) is noted.

Humidity

In August, the average relative humidity in Clayton is 80%.

Rainfall

In Clayton, during August, the rain falls for 15.3 days and regularly aggregates up to 2.4" (61mm) of precipitation. Throughout the year, in Clayton, there are 128.1 rainfall days, and 23.46" (596mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day in Clayton is 14h and 2min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:35 pm. On the last day of August, in Clayton, sunrise is at 6:30 am and sunset at 7:47 pm CDT.

Sunshine

In Clayton, the average sunshine in August is 9.4h.

UV index

In August, the average daily maximum UV index in Clayton is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 5 in August transforms into this advice:
Ensure safety - Recommendations to avert sunburn are presented. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

What is the temperature in August in Clayton?

The average high-temperature, in August, in Clayton, is 75.9°F (24.4°C), while the average low-temperature is 57.7°F (14.3°C).

What is the average humidity in August in Clayton?

The average relative humidity in August is 80%.

How much does it rain in Clayton in August?

In Clayton, during August, the rain falls for 15.3 days and regularly aggregates up to 2.4" (61mm) of precipitation.

When it does not snow in Clayton?

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

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

In Clayton, the average day length in August is 14h and 2min.

When is the sunrise / sunset in August in Clayton?

In August, on the first day of the month, sunrise is at 5:54 am and sunset at 8:35 pm. On the last day of the month, in Clayton, sunrise is at 6:30 am and sunset at 7:47 pm CDT.

How long on average sun shines in August in Clayton?

In Clayton, the average sunshine duration in August is 9.4h.

What is the UV index reading in August in Clayton?

In Clayton, Wisconsin, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents 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
Clayton, WI

Average temperature in August - Clayton, WI
  • Average high temperature in August: 75.9°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (18°F).

  • Average low temperature in August: 57.7°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (5°F).

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Average pressure in August
Clayton, WI

Average pressure in August - Clayton, WI
  • Average pressure in August: 29.94"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).

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Average wind speed in August
Clayton, WI

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

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in August
Clayton, WI

Average humidity in August - Clayton, WI
  • Average humidity in August: 80%

The month with the highest relative humidity is January (92%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in August
Clayton, WI

Average rainfall in August - Clayton, WI
  • Average rainfall in August: 2.4"

The wettest month (with the highest rainfall) is June (3.86").
The driest month (with the least rainfall) is January (0.67").

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Average rainfall days in August
Clayton, WI

Average rainfall days in August - Clayton, WI
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is January (2.7 days).

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Average snowfall in August
Clayton, WI

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

The month with the highest snowfall is December (4.8").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Clayton, WI

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

The month with the highest number of snowfall days is January (16.4 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
Clayton, WI

Average daylight in August / Average sunshine in August - Clayton, WI
  • Average daylight in August: 14h and 0min

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

  • Average sunshine in August: 9h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

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Average sunshine days in August
Clayton, WI

Average sunshine days in August - Clayton, WI
  • Average sunshine days in August: 13.6 days

The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (9.3 days).

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Average UV index in August
Clayton, WI

Average UV index in August - Clayton, 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, February, November and December (UV index 1).

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Average cloud cover in August
Clayton, WI

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

The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 34).

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Average visibility in August
Clayton, WI

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

The months with the highest visibility are April, May, June, July, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Clayton, Wisconsin, USA

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