August weather forecast and climate
Mandan, ND

Scenic fields and vast spaces laden with green trees and shrubs in this place near the Mandan Community of North Dakota
Scenic fields and vast spaces laden with green trees and shrubs in this place near the Mandan Community of North Dakota

Weather in August

August, the last month of the summer, in Mandan, is also a moderately hot month, with average temperature ranging between min 60.3°F (15.7°C) and max 82°F (27.8°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still moderately hot 82°F (27.8°C). In August, in Mandan, the average low-temperature is 60.3°F (15.7°C).

Heat index

The average heat index is estimated at 83.7°F (28.7°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like activity, pregnancy, metabolic differences, and clothing affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The least humid month is August, with an average relative humidity of 55%.

Rainfall

In August, in Mandan, the rain falls for 11.1 days. Throughout August, 1.5" (38mm) of precipitation is accumulated. Throughout the year, there are 94.3 rainfall days, and 14.29" (363mm) of precipitation is accumulated.

Snowfall

In Mandan snow does not fall in June through September.

Daylight

In August, the average length of the day in Mandan is 14.1h.

Sunshine

In August, the average sunshine is 10.9h.

UV index

In Mandan, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 5 interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in August in Mandan?

The average high-temperature, in August, in Mandan, is 82°F (27.8°C), while the average low-temperature is 60.3°F (15.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), that factores the actual air temperature with the relative humidity, is evaluated at 83.7°F (28.7°C).

What is the least humid month in Mandan?

August is the least humid month, with an average relative humidity of 55%.

What is the average humidity in August in Mandan?

In August, the average relative humidity is 55%.

How many days does it rain in August in Mandan?

In Mandan, during August, the rain falls for 11.1 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow in Mandan?

In Mandan, North Dakota, snow does not fall in June through September.

How many hours of daylight does Mandan have in August?

In Mandan, the average length of the day in August is 14.1h.

How many hours of sunshine does Mandan have in August?

In Mandan, North Dakota, the average sunshine in August is 10.9h.

What is the UV index reading in August in Mandan?

In August, the average daily maximum UV index in Mandan is 5. A UV Index value of 3 to 5 symbolizes a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in August
Mandan, ND

Average temperature in August - Mandan, ND
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in August: 60.3°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 (6.3°F).

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Average pressure in August
Mandan, ND

Average pressure in August - Mandan, ND
  • Average pressure in August: 29.91"

The month with the highest atmospheric pressure is February (30.17").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed in August
Mandan, ND

Average wind speed in August - Mandan, ND
  • Average wind speed in August: 8.5mph

The windiest months (with the highest average wind speed) are April and October (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).

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Average humidity in August
Mandan, ND

Average humidity in August - Mandan, ND
  • Average humidity in August: 55%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (55%).

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Average rainfall in August
Mandan, ND

Average rainfall in August - Mandan, ND
  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in August
Mandan, ND

Average rainfall days in August - Mandan, ND
  • Average rainfall days in August: 11.1 days

The month with the highest number of rainy days is June (13.1 days).
The month with the least rainy days is February (2.3 days).

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Average snowfall in August
Mandan, ND

Average snowfall in August - Mandan, ND
  • Average snowfall in August: 0"

The month with the highest snowfall is December (3.31").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Mandan, ND

Average snowfall days in August - Mandan, ND
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (12.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in August /
Average sunshine in August
Mandan, ND

Average daylight in August / Average sunshine in August - Mandan, ND
  • Average daylight in August: 14.1h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in August: 10.9h

The month with the most sunshine is July (Average sunshine: 11.3h).
The month with the least sunshine is January (Average sunshine: 3.9h).

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Average sunshine days in August
Mandan, ND

Average sunshine days in August - Mandan, ND
  • Average sunshine days in August: 17.3 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is June (14.6 days).

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Average UV index in August
Mandan, ND

Average UV index in August - Mandan, ND
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are November and December (UV index 1).

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Average cloud cover in August
Mandan, ND

Average cloud cover in August - Mandan, ND
  • Average cloud cover in August: 21

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).

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Average visibility in August
Mandan, ND

Average visibility in August - Mandan, ND
  • Average visibility in August: 6mi

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

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