Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
The transition into August notes an average high-temperature of a still warm 78.1°F (25.6°C), revealing a mild distinction from the 80.2°F (26.8°C) in July. An average low-temperature of 59.5°F (15.3°C) marks the nights in Heron Lake throughout August.Humidity
In August, the average relative humidity in Heron Lake is 79%.Rainfall
In Heron Lake, in August, it is raining for 14.2 days, with typically 1.93" (49mm) of accumulated precipitation. In Heron Lake, during the entire year, the rain falls for 119.4 days and collects up to 21.1" (536mm) of precipitation.Snowfall
June through September are months without snowfall in Heron Lake, Minnesota.Daylight
In August, the average length of the day in Heron Lake is 13h and 56min.On the first day of August, sunrise is at 6:10 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:44 am and sunset at 7:58 pm CDT.
Sunshine
The average sunshine in August is 9.6h.UV index
In Heron Lake, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In August, the average maximum UV index of 5 translates into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Frequently asked questions
What are August temperatures in Heron Lake?
What is the average humidity in August in Heron Lake?
How many days does it rain in August in Heron Lake?
When it does not snow in Heron Lake?
How many hours of daylight does Heron Lake have in August?
When are sunrise and sunset in August in Heron Lake?
How many hours of sunshine does Heron Lake have in August?
How high is the UV index in August in Heron Lake?
Average temperature in August
Heron Lake, 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 (21.7°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 (8.6°F).
Average pressure in August
Heron Lake, MN
- Average pressure in August: 29.95"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in August
Heron Lake, MN
- Average wind speed in August: 7.9mph
The windiest months (with the highest average wind speed) are January, February and April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in August
Heron Lake, MN
- Average humidity in August: 79%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (68%).
Average rainfall in August
Heron Lake, MN
- Average rainfall in August: 1.93"
The wettest month (with the highest rainfall) is June (3.23").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in August
Heron Lake, MN
- Average rainfall days in August: 14.2 days
The month with the highest number of rainy days is June (17.2 days).
The months with the least rainy days are January and February (2.3 days).
Average snowfall in August
Heron Lake, MN
- Average snowfall in August: 0"
The month with the highest snowfall is February (4.84").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in August
Heron Lake, MN
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
Heron Lake, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in August
Heron Lake, MN
- Average sunshine days in August: 13.6 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is June (9.9 days).
Average UV index in August
Heron Lake, 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
Heron Lake, MN
- Average cloud cover in August: 32
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in August
Heron Lake, MN
- Average visibility in August: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Heron Lake, Minnesota, USA
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