August weather forecast
Caledonia, WI

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Weather in August

August, the last month of the summer in Caledonia, is another warm month, with an average temperature ranging between max 75°F (23.9°C) and min 66°F (18.9°C).

Temperature

Caledonia notes an average high-temperature of a still warm 75°F (23.9°C) in August, hardly diverging from July. Caledonia's nighttime temperatures in August reveal a minimal variation from the daytime highs, averaging at a refreshing 66°F (18.9°C).

Humidity

The average relative humidity in August in Caledonia, Wisconsin, is 78%.

Rainfall

In Caledonia, in August, it is raining for 12.7 days, with typically 1.14" (29mm) of accumulated precipitation. In Caledonia, Wisconsin, during the entire year, the rain falls for 119.1 days and collects up to 10.39" (264mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day in Caledonia is 13h and 52min.
On the first day of the month, sunrise is at 5:43 am and sunset at 8:12 pm. On the last day of August, in Caledonia, sunrise is at 6:16 am and sunset at 7:27 pm CDT.

Sunshine

In August, the average sunshine in Caledonia, Wisconsin, is 10.7h.

UV index

The months with the highest UV index in Caledonia are July and August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 6 in August transforms into this advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What are August temperatures in Caledonia?

August temperatures vary between a high-temperature of 75°F (23.9°C) and a low-temperature of 66°F (18.9°C).

What is the average humidity in August in Caledonia?

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

How much does it rain in Caledonia in August?

In Caledonia, in August, it is raining for 12.7 days, with typically 1.14" (29mm) of accumulated precipitation.

When it does not snow in Caledonia?

June through September are months without snowfall in Caledonia.

How many hours of daylight does Caledonia have in August?

In Caledonia, Wisconsin, the average day length in August is 13h and 52min.

What time are sunrise and sunset in August in Caledonia?

On the first day of August in Caledonia, Wisconsin, sunrise is at 5:43 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:27 pm CDT.

How many hours of sunshine does Caledonia have in August?

In Caledonia, the average sunshine duration in August is 10.7h.

What are the months with the highest UV index in Caledonia?

July and August, with an average maximum UV index of 6, are months with the highest UV index in Caledonia.

What is the UV index reading in August in Caledonia?

In Caledonia, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Caledonia, WI

Average temperature in August - Caledonia, WI
  • Average high temperature in August: 75°F

The warmest month (with the highest average high temperature) is July (75.4°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in August: 66°F

The month with the highest average low temperature is August (66°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in August
Caledonia, WI

Average pressure in August - Caledonia, 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
Caledonia, WI

Average wind speed in August - Caledonia, WI
  • Average wind speed in August: 8.1mph

The windiest month (with the highest average wind speed) is January (13mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in August
Caledonia, WI

Average humidity in August - Caledonia, WI
  • Average humidity in August: 78%

The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are October and November (75%).

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Average rainfall in August
Caledonia, WI

Average rainfall in August - Caledonia, WI
  • Average rainfall in August: 1.14"

The wettest month (with the highest rainfall) is May (1.34").
The driest month (with the least rainfall) is December (0.43").

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Average rainfall days in August
Caledonia, WI

Average rainfall days in August - Caledonia, WI
  • Average rainfall days in August: 12.7 days

The month with the highest number of rainy days is May (13.7 days).
The month with the least rainy days is February (4.3 days).

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Average snowfall in August
Caledonia, WI

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

The month with the highest snowfall is January (1.02").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Caledonia, WI

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

The month with the highest number of snowfall days is January (11.8 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
Caledonia, WI

Average daylight in August / Average sunshine in August - Caledonia, 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 month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

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Average sunshine days in August
Caledonia, WI

Average sunshine days in August - Caledonia, WI
  • Average sunshine days in August: 13.9 days

The month with the most sunshine days is December (18.7 days).
The month with the least sunshine days is July (13.5 days).

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Average UV index in August
Caledonia, WI

Average UV index in August - Caledonia, WI
  • Average UV index in August: 6

The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Caledonia, WI

Average cloud cover in August - Caledonia, WI
  • Average cloud cover in August: 26

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in August
Caledonia, WI

Average visibility in August - Caledonia, 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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Caledonia, Wisconsin, USA

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