August weather forecast
Knife River, MN

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Weather in August

The last month of the summer, August, is another pleasant month in Knife River, Minnesota, with an average temperature ranging between max 72.3°F (22.4°C) and min 56.3°F (13.5°C).

Temperature

August, known for its average high temperature of 72.3°F (22.4°C) and an average low temperature of 56.3°F (13.5°C), is the warmest month.

Humidity

In August, the average relative humidity is 78%.

Rainfall

In Knife River, Minnesota, in August, it is raining for 12.8 days, with typically 2.24" (57mm) of accumulated precipitation. In Knife River, during the entire year, the rain falls for 115 days and collects up to 21.5" (546mm) of precipitation.

Snowfall

June through September are months without snowfall in Knife River.

Daylight

In August, the average length of the day in Knife River is 14h and 10min.
On the first day of August, sunrise is at 5:47 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:48 pm CDT.

Sunshine

In Knife River, Minnesota, the average sunshine in August is 9.9h.

UV index

July and August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 5 in August translates into this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the warmest months in Knife River?

In Knife River, August records the average highest temperatures, peaking at 72.3°F (22.4°C) and reaching a low of 56.3°F (13.5°C).

What are August temperatures in Knife River?

In Knife River, in August, the average high-temperature is 72.3°F (22.4°C), and the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in August in Knife River?

The average relative humidity in August in Knife River, Minnesota, is 78%.

How many days does it rain in August in Knife River?

In Knife River, Minnesota, in August, it is raining for 12.8 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Knife River?

In Knife River, snow does not fall in June through September.

How many hours of daylight does Knife River have in August?

The average day length in August in Knife River is 14h and 10min.

What time are sunrise and sunset in August in Knife River?

On the first day of August in Knife River, Minnesota, sunrise is at 5:47 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:48 pm CDT.

How many hours of sunshine does Knife River have in August?

The average sunshine duration in August in Knife River, Minnesota, is 9.9h.

What are the months with the highest UV index in Knife River?

July and August, with an average maximum UV index of 5, are months with the highest UV index in Knife River, Minnesota.

How high is the UV index in August in Knife River?

In Knife River, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes 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
Knife River, MN

Average temperature in August - Knife River, MN
  • Average high temperature in August: 72.3°F

The warmest month (with the highest average high temperature) is August (72.3°F).
The month with the lowest average high temperature is January (17.6°F).

  • Average low temperature in August: 56.3°F

The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

Average pressure in August
Knife River, MN

Average pressure in August - Knife River, MN
  • Average pressure in August: 29.93"Hg

The month with the highest atmospheric pressure is February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in August
Knife River, MN

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

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

Average humidity in August
Knife River, MN

Average humidity in August - Knife River, MN
  • Average humidity in August: 78%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is May (75%).

Average rainfall in August
Knife River, MN

Average rainfall in August - Knife River, MN
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is January (0.83").

Average rainfall days in August
Knife River, MN

Average rainfall days in August - Knife River, MN
  • Average rainfall days in August: 12.8 days

The month with the highest number of rainy days is June (14.7 days).
The month with the least rainy days is February (1.9 days).

Average snowfall in August
Knife River, MN

Average snowfall in August - Knife River, MN
  • Average snowfall in August: 0"

The month with the highest snowfall is December (6.1").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Knife River, MN

Average snowfall days in August - Knife River, MN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Knife River, MN

Average daylight in August / Average sunshine in August - Knife River, MN
  • Average daylight in August: 14h and 1min

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

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).

Average sunshine days in August
Knife River, MN

Average sunshine days in August - Knife River, MN
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is February (12.6 days).

Average UV index in August
Knife River, MN

Average UV index in August - Knife River, MN
  • Average UV index in August: 5

The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, November and December (UV index 1).

Average cloud cover in August
Knife River, MN

Average cloud cover in August - Knife River, MN
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in August
Knife River, MN

Average visibility in August - Knife River, MN
  • Average visibility in August: 6mi

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

Knife River, Minnesota, USA

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