August weather forecast
Stewart, MN

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Weather in August

The last month of the summer, August, is also a moderately hot month in Stewart, Minnesota, with an average temperature fluctuating between 78.4°F (25.8°C) and 58.8°F (14.9°C).

Temperature

August is marked by an average high-temperature of a still warm 78.4°F (25.8°C), almost identical to the preceding month. During August nights, Stewart records an average temperature of 58.8°F (14.9°C).

Humidity

In Stewart, the average relative humidity in August is 77%.

Rainfall

In Stewart, Minnesota, during August, the rain falls for 14.3 days and regularly aggregates up to 2.24" (57mm) of precipitation. Throughout the year, there are 117.9 rainfall days, and 20.91" (531mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Stewart, the average length of the day in August is 14h and 0min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:43 pm. On the last day of August, sunrise is at 6:40 am and sunset at 7:55 pm CDT.

Sunshine

The average sunshine in August is 9.7h.

UV index

In August, the average daily maximum UV index in Stewart is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high UV index of 5 in August translates into the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

The high-temperature during August is 78.4°F (25.8°C) and the low-temperature is 58.8°F (14.9°C).

What is the average humidity in August?

In Stewart, Minnesota, the average relative humidity in August is 77%.

How many days does it rain in August?

In Stewart, in August, it is raining for 14.3 days, with typically 2.24" (57mm) of accumulated precipitation.

When it does not snow in Stewart?

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

What is the average length of the day in August?

In August, the average day length is 14h and 0min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:05 am and sunset at 8:43 pm. On the last day of the month, in Stewart, sunrise is at 6:40 am and sunset at 7:55 pm CDT.

How long on average sun shines in August?

The average sunshine duration in August is 9.7h.

How high is the UV index in August in Stewart?

In Stewart, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Stewart, MN

Average temperature in August - Stewart, MN
  • Average high temperature in August: 78.4°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 (19.8°F).

  • Average low temperature in August: 58.8°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

Average pressure in August
Stewart, MN

Average pressure in August - Stewart, MN
  • Average pressure in August: 29.94"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in August
Stewart, MN

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

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity in August
Stewart, MN

Average humidity in August - Stewart, MN
  • Average humidity in August: 77%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is May (69%).

Average rainfall in August
Stewart, MN

Average rainfall in August - Stewart, MN
  • Average rainfall in August: 2.24"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (0.51").

Average rainfall days in August
Stewart, MN

Average rainfall days in August - Stewart, MN
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is June (17.5 days).
The month with the least rainy days is January (1.8 days).

Average snowfall in August
Stewart, MN

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

The month with the highest snowfall is December (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Stewart, MN

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

The months with the highest number of snowfall days are January and December (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Stewart, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).

Average sunshine days in August
Stewart, MN

Average sunshine days in August - Stewart, MN
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is June (10.8 days).

Average UV index in August
Stewart, MN

Average UV index in August - Stewart, 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, November and December (UV index 1).

Average cloud cover in August
Stewart, MN

Average cloud cover in August - Stewart, MN
  • Average cloud cover in August: 31

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in August
Stewart, MN

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

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

Stewart, Minnesota, USA

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