August weather forecast
Heidelberg, MN

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Weather in August

The last month of the summer, August, is another warm month in Heidelberg, Minnesota, with temperature in the range of an average high of 78.1°F (25.6°C) and an average low of 59.5°F (15.3°C).

Temperature

August's commencement is accompanied by an average high-temperature of a still moderately hot 78.1°F (25.6°C), diverging marginally from July's 80.2°F (26.8°C). August witnesses an average nighttime temperature of 59.5°F (15.3°C).

Humidity

In Heidelberg, the average relative humidity in August is 79%.

Rainfall

In Heidelberg, in August, it is raining for 14.1 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 126.1 rainfall days, and 25.55" (649mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 59min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:39 pm. On the last day of August, sunrise is at 6:36 am and sunset at 7:52 pm CDT.

Sunshine

The average sunshine in August is 9.7h.

UV index

In Heidelberg, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 5 in August interprets into the following recommendations:
Be careful. Light complexion individuals might get 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. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

Heidelberg in August has an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 59.5°F (15.3°C).

What is the average humidity in August?

In August, the average relative humidity is 79%.

How much does it rain in August?

In Heidelberg, in August, during 14.1 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Heidelberg have in August?

In Heidelberg, the average day length in August is 13h and 59min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:02 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:52 pm CDT.

How many hours of sunshine does Heidelberg have in August?

The average sunshine duration in August is 9.7h.

What is the UV index reading in August?

In Heidelberg, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Heidelberg, MN

Average temperature in August - Heidelberg, MN
  • Average high temperature in August: 78.1°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in August: 59.5°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7.5°F).

Average pressure in August
Heidelberg, MN

Average pressure in August - Heidelberg, MN
  • Average pressure in August: 29.95"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in August
Heidelberg, MN

Average wind speed in August - Heidelberg, MN
  • Average wind speed in August: 7mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in August
Heidelberg, MN

Average humidity in August - Heidelberg, MN
  • Average humidity in August: 79%

The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April and October (72%).

Average rainfall in August
Heidelberg, MN

Average rainfall in August - Heidelberg, MN
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is June (3.82").
The driest month (with the least rainfall) is January (0.83").

Average rainfall days in August
Heidelberg, MN

Average rainfall days in August - Heidelberg, MN
  • Average rainfall days in August: 14.1 days

The month with the highest number of rainy days is June (17.8 days).
The month with the least rainy days is February (2.4 days).

Average snowfall in August
Heidelberg, MN

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

The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Heidelberg, MN

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

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Heidelberg, MN
  • Average daylight in August: 14h and 0min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in August
Heidelberg, MN

Average sunshine days in August - Heidelberg, MN
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is June (10.1 days).

Average UV index in August
Heidelberg, MN

Average UV index in August - Heidelberg, MN
  • Average UV index in August: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

Average cloud cover in August
Heidelberg, MN

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

The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in August
Heidelberg, MN

Average visibility in August - Heidelberg, MN
  • Average visibility in August: 6mi

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

Heidelberg, Minnesota, USA

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