August weather forecast and climate
Whitetail, MT

August, the last month of the summer, in Whitetail, is another warm month, with temperature in the range of an average low of 60.6°F (15.9°C) and an average high of 81.3°F (27.4°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still warm 81.3°F (27.4°C). In Whitetail, in August, the average low-temperature is 60.6°F (15.9°C).

Heat index

In August, the average heat index is evaluated at 81.5°F (27.5°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'apparent temperature', 'real feel', or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (clothing, metabolic differences, differences in body mass, height, and shape). 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

With an average relative humidity of 46%, August is the least humid month in Whitetail, Montana.

Rainfall

In Whitetail, Montana, during August, the rain falls for 9 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 93.3 rainfall days, and 12.01" (305mm) of precipitation is accumulated.

Snowfall

In Whitetail snow does not fall in June through September.

Daylight

The average length of the day in Whitetail is 14.3h.

Sunshine

The average sunshine in Whitetail is 11.5h.

UV index

The average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to the UV radiation for the ordinary person.
Note: The daily maximum UV index of 5 in August interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in August in Whitetail?

The average high-temperature, in August, in Whitetail, Montana, is 81.3°F (27.4°C), while the average low-temperature is 60.6°F (15.9°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), that factores the actual air temperature with the relative humidity, is calculated to 81.5°F (27.5°C).

What is the least humid month in Whitetail?

With an average relative humidity of 46%, August is the least humid month in Whitetail.

What is the average humidity in August in Whitetail?

In August, the average relative humidity is 46%.

How many days does it rain in August in Whitetail?

In Whitetail, in August, it is raining for 9 days, with typically 0.87" (22mm) of accumulated precipitation.

When it does not snow in Whitetail?

June through September are months without snowfall in Whitetail.

How many hours of daylight does Whitetail have in August?

The average length of the day in August is 14.3h.

How long on average sun shines in August in Whitetail?

The average sunshine in August is 11.5h.

How high is the UV index in August in Whitetail?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unprotected exposure to the UV radiation.
Average temperature in August - Whitetail, MT
  • Average high temperature in August: 27.4°C

The warmest month (with the highest average high temperature) is July (27.8°C).
The month with the lowest average high temperature is February (-6.8°C).

  • Average low temperature in August: 15.9°C

The month with the highest average low temperature is July (16.1°C).
The coldest month (with the lowest average low temperature) is February (-14.3°C).

Average pressure in August - Whitetail, MT
  • Average pressure in August: 1012.1mbar

The month with the highest atmospheric pressure is February (1021.6mbar).
The month with the lowest atmospheric pressure is June (1010.2mbar).

Average wind speed in August - Whitetail, MT
  • Average wind speed in August: 15km/h

The windiest month (with the highest average wind speed) is April (17.8km/h).
The calmest month (with the lowest average wind speed) is February (14.8km/h).

Average humidity in August - Whitetail, MT
  • Average humidity in August: 46%

Months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is August (46%).

Average rainfall in August - Whitetail, MT
  • Average rainfall in August: 22mm

The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in August - Whitetail, MT
  • Average rainfall days in August: 9 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in August - Whitetail, MT
  • Average snowfall in August: 0mm

The month with the highest snowfall is November (95mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in August - Whitetail, MT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (13.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August / Average sunshine in August - Whitetail, MT
  • Average daylight in August: 14.3h

The month with the longest days is June (Average daylight: 16.1h).
The month with the shortest days is December (Average daylight: 8.3h).

  • Average sunshine in August: 11.5h

The month with the most sunshine is July (Average sunshine: 11.7h).
The month with the least sunshine is February (Average sunshine: 3.9h).

Average sunshine days in August - Whitetail, MT
  • Average sunshine days in August: 20.1 days

The month with the most sunshine days is August (20.1 days).
Months with the least sunshine days are February and June (13.8 days).

Average UV index in August - Whitetail, MT
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in August - Whitetail, MT
  • Average cloud cover in August: 19

The month with the most cloud cover is February (Cloud cover 60).
Months with the least cloud cover are July and August (Cloud cover 19).

Average visibility in August - Whitetail, MT
  • Average visibility in August: 10km

Months with the highest visibility are May, June, July, August, September and October (10km).
Months with the lowest visibility are January, February, March and December (8km).