August weather forecast
White Sulphur Springs, MT

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Weather in August

August in White Sulphur Springs stays comfortably warm, with a slight dip in temperature, an average high of 77.5°F (25.3°C) from July's 79.5°F (26.4°C). August remains drier with a lower average rainfall of 0.71" (18mm), making it an excellent month for outdoor events. The long summer days begin to hint at the approaching autumn as daylight hours gradually decrease. The city continues buzzing with outdoor activities, showcasing true Montana summer spirit.

Temperature

The average high-temperature in August in White Sulphur Springs, at a still warm 77.5°F (25.3°C), reveals a modest deviation from July's 79.5°F (26.4°C). White Sulphur Springs observes a noteworthy temperature drop from the daily highs during August nights, with a mean temperature of 48.6°F (9.2°C).

Humidity

The least humid month in White Sulphur Springs, Montana, is August, with an average relative humidity of 48%.

Rainfall

In August, in White Sulphur Springs, Montana, the rain falls for 8.8 days. Throughout August, 0.71" (18mm) of precipitation is accumulated. Throughout the year, there are 103.1 rainfall days, and 13.31" (338mm) of precipitation is accumulated.

Snowfall

July and August are months without snowfall in White Sulphur Springs, Montana.

Daylight

The average length of the day in August in White Sulphur Springs is 14h and 8min.
On the first day of August, sunrise is at 6:05 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 8:03 pm MDT.

Sunshine

In White Sulphur Springs, the average sunshine in August is 11.6h.

UV index

The average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In August, the maximum UV index of 4 translates into these guidelines:
Ensure safety - Imperative it is to shield skin and eyes from damage. When the Sun is at its strongest around midday, find shade and limit exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

What are the temperatures in White Sulphur Springs in August?

In August, the average high-temperature and low-temperature are 77.5°F (25.3°C) and 48.6°F (9.2°C) respectively.

What is the least humid month in White Sulphur Springs?

The least humid month is August, with an average relative humidity of 48%.

What is the average humidity in August in White Sulphur Springs?

In August, the average relative humidity in White Sulphur Springs, Montana, is 48%.

How much does it rain in White Sulphur Springs in August?

In August, the rain falls for 8.8 days. Throughout August, 0.71" (18mm) of precipitation is accumulated.

When it does not snow in White Sulphur Springs?

In White Sulphur Springs, Montana, snow does not fall in July and August.

Does it snow in White Sulphur Springs in August?

In White Sulphur Springs, Montana, in August, it doesn't snow. In September, it regularly snows.

How many hours of daylight does White Sulphur Springs have in August?

In August, the average day length in White Sulphur Springs, Montana, is 14h and 8min.

When is the sunrise / sunset in August in White Sulphur Springs?

On the first day of August in White Sulphur Springs, Montana, sunrise is at 6:05 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 8:03 pm MDT.

How many hours of sunshine does White Sulphur Springs have in August?

The average sunshine duration in August in White Sulphur Springs, Montana, is 11.6h.

What is the UV index reading in August in White Sulphur Springs?

In August, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents 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
White Sulphur Springs, MT

Average temperature in August - White Sulphur Springs, MT
  • Average high temperature in August: 77.5°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is December (25.3°F).

  • Average low temperature in August: 48.6°F

The month with the highest average low temperature is July (48.7°F).
The coldest month (with the lowest average low temperature) is December (10.9°F).

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Average pressure in August
White Sulphur Springs, MT

Average pressure in August - White Sulphur Springs, MT
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in August
White Sulphur Springs, MT

Average wind speed in August - White Sulphur Springs, MT
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in August
White Sulphur Springs, MT

Average humidity in August - White Sulphur Springs, MT
  • Average humidity in August: 48%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (48%).

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Average rainfall in August
White Sulphur Springs, MT

Average rainfall in August - White Sulphur Springs, MT
  • Average rainfall in August: 0.71"

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in August
White Sulphur Springs, MT

Average rainfall days in August - White Sulphur Springs, MT
  • Average rainfall days in August: 8.8 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is November (3.8 days).

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Average snowfall in August
White Sulphur Springs, MT

Average snowfall in August - White Sulphur Springs, MT
  • Average snowfall in August: 0"

The month with the highest snowfall is February (9.61").
The months with the least snowfall are July and August (0").

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Average snowfall days in August
White Sulphur Springs, MT

Average snowfall days in August - White Sulphur Springs, MT
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (16.5 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
White Sulphur Springs, MT

Average daylight in August / Average sunshine in August - White Sulphur Springs, MT
  • Average daylight in August: 14h and 1min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in August: 11h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

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Average sunshine days in August
White Sulphur Springs, MT

Average sunshine days in August - White Sulphur Springs, MT
  • Average sunshine days in August: 16.1 days

The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is April (10.6 days).

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Average UV index in August
White Sulphur Springs, MT

Average UV index in August - White Sulphur Springs, MT
  • Average UV index in August: 4

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

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Average cloud cover in August
White Sulphur Springs, MT

Average cloud cover in August - White Sulphur Springs, MT
  • Average cloud cover in August: 14

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 14).

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Average visibility in August
White Sulphur Springs, MT

Average visibility in August - White Sulphur Springs, MT
  • Average visibility in August: 6mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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White Sulphur Springs, Montana, USA

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