August weather forecast
Caledonia, MN

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Weather in August

August, the last month of the summer in Caledonia, is another warm month, with temperature in the range of an average low of 58.6°F (14.8°C) and an average high of 77.9°F (25.5°C).

Temperature

The commencement of August brings an average high-temperature of a still moderately hot 77.9°F (25.5°C), marking an inconsequential divergence from July. In Caledonia, an average nighttime temperature of 58.6°F (14.8°C) is expected during August.

Humidity

In Caledonia, the average relative humidity in August is 81%.

Rainfall

In August, the rain falls for 12.9 days. Throughout August, 2.36" (60mm) of precipitation is accumulated. Throughout the year, there are 130.5 rainfall days, and 26.5" (673mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 56min.
On the first day of August, sunrise is at 5:56 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:42 pm CDT.

Sunshine

With an average of 9.8h of sunshine, August has the most sunshine of the year.

UV index

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 5 during August translates into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Caledonia in August?

August temperatures vary between a high-temperature of 77.9°F (25.5°C) and a low-temperature of 58.6°F (14.8°C).

What is the average humidity in August?

The average relative humidity in August is 81%.

How much does it rain in August?

In Caledonia, in August, it is raining for 12.9 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow?

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

How many hours of daylight does Caledonia have in August?

The average day length in August is 13h and 56min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 5:56 am and sunset at 8:28 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:42 pm CDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 9.8h of sunshine.

How long on average sun shines in August?

The average sunshine duration in August is 9.8h.

What is the UV index intensity in August in Caledonia?

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.
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, MN

Average temperature in August - Caledonia, MN
  • Average high temperature in August: 77.9°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (21.7°F).

  • Average low temperature in August: 58.6°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (8.8°F).

Average pressure in August
Caledonia, MN

Average pressure in August - Caledonia, MN
  • Average pressure in August: 29.96"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in August
Caledonia, MN

Average wind speed in August - Caledonia, MN
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in August
Caledonia, MN

Average humidity in August - Caledonia, MN
  • Average humidity in August: 81%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (76%).

Average rainfall in August
Caledonia, MN

Average rainfall in August - Caledonia, MN
  • Average rainfall in August: 2.36"

The wettest month (with the highest rainfall) is June (4.61").
The driest month (with the least rainfall) is January (0.87").

Average rainfall days in August
Caledonia, MN

Average rainfall days in August - Caledonia, MN
  • Average rainfall days in August: 12.9 days

The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is February (3 days).

Average snowfall in August
Caledonia, MN

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

The month with the highest snowfall is February (5.71").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Caledonia, MN

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

The month with the highest number of snowfall days is January (12 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Caledonia, MN

Average daylight in August / Average sunshine in August - Caledonia, MN
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in August
Caledonia, MN

Average sunshine days in August - Caledonia, MN
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is January (17.7 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in August
Caledonia, MN

Average UV index in August - Caledonia, MN
  • 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).

Average cloud cover in August
Caledonia, MN

Average cloud cover in August - Caledonia, MN
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in August
Caledonia, MN

Average visibility in August - Caledonia, MN
  • Average visibility in August: 5mi

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

Caledonia, Minnesota, USA

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