August weather forecast
Van Norman, MT

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Weather in August

August, the last month of the summer in Van Norman, is also a moderately hot month, with temperature in the range of an average high of 82.6°F (28.1°C) and an average low of 63.9°F (17.7°C).

Temperature

Van Norman marks the arrival of August with an average high-temperature of a still warm 82.6°F (28.1°C), hardly different from July's 83.8°F (28.8°C). The month of August records an average low-temperature of 63.9°F (17.7°C).

Heat index

The heat index value during August is calculated to be 82.4°F (28°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is achieved by amalgamating air temperature with the relative humidity readings. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

August is the least humid month, with an average relative humidity of 40%.

Rainfall

In Van Norman, in August, during 9.1 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. In Van Norman, during the entire year, the rain falls for 104.8 days and collects up to 13.03" (331mm) of precipitation.

Snowfall

In Van Norman, snow does not fall in June through August.

Daylight

In Van Norman, the average length of the day in August is 14h and 11min.
On the first day of August in Van Norman, Montana, sunrise is at 5:44 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:46 pm MDT.

Sunshine

The average sunshine in August in Van Norman is 11.5h.

UV index

In Van Norman, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

How hot is it in Van Norman in August?

During August, Van Norman experiences an average high-temperature of 82.6°F (28.1°C) and a low-temperature of 63.9°F (17.7°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 82.4°F (28°C).

What is the least humid month in Van Norman?

The least humid month in Van Norman, Montana, is August, with an average relative humidity of 40%.

What is the average humidity in August in Van Norman?

In August, the average relative humidity in Van Norman is 40%.

How many days does it rain in August in Van Norman?

In Van Norman, Montana, in August, during 9.1 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

When it does not snow in Van Norman?

June through August are months without snowfall in Van Norman, Montana.

Does it snow in Van Norman in August?

In Van Norman, Montana, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does Van Norman have in August?

In Van Norman, Montana, the average day length in August is 14h and 11min.

When are sunrise and sunset in August in Van Norman?

On the first day of August in Van Norman, sunrise is at 5:44 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:46 pm MDT.

How many hours of sunshine does Van Norman have in August?

The average sunshine duration in August in Van Norman is 11.5h.

How high is the UV index in August in Van Norman?

In Van Norman, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health threat from unprotected exposure to 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
Van Norman, MT

Average temperature in August - Van Norman, MT
  • Average high temperature in August: 82.6°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (14.7°F).

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Average pressure in August
Van Norman, MT

Average pressure in August - Van Norman, MT
  • Average pressure in August: 29.88"Hg

The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in August
Van Norman, MT

Average wind speed in August - Van Norman, MT
  • Average wind speed in August: 10mph

The windiest month (with the highest average wind speed) is April (12mph).
The calmest month (with the lowest average wind speed) is February (9.9mph).

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Average humidity in August
Van Norman, MT

Average humidity in August - Van Norman, MT
  • Average humidity in August: 40%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in August
Van Norman, MT

Average rainfall in August - Van Norman, MT
  • Average rainfall in August: 1.18"

The wettest months (with the highest rainfall) are May and June (1.89").
The driest month (with the least rainfall) is November (0.63").

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Average rainfall days in August
Van Norman, MT

Average rainfall days in August - Van Norman, MT
  • Average rainfall days in August: 9.1 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is February (3.7 days).

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Average snowfall in August
Van Norman, MT

Average snowfall in August - Van Norman, MT
  • Average snowfall in August: 0"

The month with the highest snowfall is December (4.45").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Van Norman, MT

Average snowfall days in August - Van Norman, MT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is December (12.5 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in August /
Average sunshine in August
Van Norman, MT

Average daylight in August / Average sunshine in August - Van Norman, MT
  • Average daylight in August: 14h and 1min

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

  • Average sunshine in August: 11h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The months with the least sunshine are January and February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Van Norman, MT

Average sunshine days in August - Van Norman, MT
  • Average sunshine days in August: 18.3 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is April (12.3 days).

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Average UV index in August
Van Norman, MT

Average UV index in August - Van Norman, MT
  • Average UV index in August: 6

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Van Norman, MT

Average cloud cover in August - Van Norman, MT
  • Average cloud cover in August: 16

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 16).

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Average visibility in August
Van Norman, MT

Average visibility in August - Van Norman, MT
  • 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).

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Van Norman, Montana, USA

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