August weather forecast
Four Buttes, MT

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Weather in August

The last month of the summer, August, is also a moderately hot month in Four Buttes, Montana, with an average temperature fluctuating between 81.3°F (27.4°C) and 60.6°F (15.9°C).

Temperature

August's arrival shows an average high-temperature of a still warm 81.3°F (27.4°C), hardly different from the previous month. In August, Four Buttes records an average nighttime temperature of 60.6°F (15.9°C).

Heat index

In August, the average heat index is evaluated at 82.4°F (28°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. With 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 'apparent temperature' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

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

Rainfall

In Four Buttes, in August, it is raining for 9 days, with typically 0.87" (22mm) of accumulated precipitation. In Four Buttes, during the entire year, the rain falls for 93.3 days and collects up to 12.01" (305mm) of precipitation.

Snowfall

In Four Buttes, snow does not fall in June through September.

Daylight

The average length of the day in August is 14h and 18min.
On the first day of the month, sunrise is at 5:37 am and sunset at 8:40 pm. On the last day of August, sunrise is at 6:19 am and sunset at 7:45 pm MDT.

Sunshine

In August, the average sunshine is 11.5h.

UV index

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: During August, 5 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Defending against sun damage is advocated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

What are August temperatures?

During August, Four Buttes experiences an average high-temperature of 81.3°F (27.4°C) and a low-temperature of 60.6°F (15.9°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is evaluated at 82.4°F (28°C).

What is the least humid month?

The least humid month is August, with an average relative humidity of 46%.

What is the average humidity in August?

The average relative humidity in August is 46%.

How much does it rain in August?

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

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 14h and 18min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 5:37 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:45 pm MDT.

How many hours of sunshine does Four Buttes have in August?

In August, the average sunshine duration is 11.5h.

What is the UV index intensity in August?

In Four Buttes, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Four Buttes, MT

Average temperature in August - Four Buttes, MT
  • Average high temperature in August: 81.3°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is February (19.8°F).

  • Average low temperature in August: 60.6°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is February (6.3°F).

Average pressure in August
Four Buttes, MT

Average pressure in August - Four Buttes, MT
  • Average pressure in August: 29.89"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in August
Four Buttes, MT

Average wind speed in August - Four Buttes, MT
  • Average wind speed in August: 9.3mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (9.2mph).

Average humidity in August
Four Buttes, MT

Average humidity in August - Four Buttes, MT
  • Average humidity in August: 46%

The 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
Four Buttes, MT

Average rainfall in August - Four Buttes, MT
  • Average rainfall in August: 0.87"

The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is February (0.47").

Average rainfall days in August
Four Buttes, MT

Average rainfall days in August - Four Buttes, 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
Four Buttes, MT

Average snowfall in August - Four Buttes, MT
  • Average snowfall in August: 0"

The month with the highest snowfall is November (3.74").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Four Buttes, MT

Average snowfall days in August - Four Buttes, MT
  • Average snowfall days in August: 0 days

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

Average daylight in August /
Average sunshine in August
Four Buttes, MT

Average daylight in August / Average sunshine in August - Four Buttes, MT
  • Average daylight in August: 14h and 2min

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in August: 11h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in August
Four Buttes, MT

Average sunshine days in August - Four Buttes, MT
  • Average sunshine days in August: 20.1 days

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

Average UV index in August
Four Buttes, MT

Average UV index in August - Four Buttes, 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
Four Buttes, MT

Average cloud cover in August - Four Buttes, MT
  • Average cloud cover in August: 19

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

Average visibility in August
Four Buttes, MT

Average visibility in August - Four Buttes, MT
  • Average visibility in August: 6mi

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

Four Buttes, Montana, USA

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