August weather forecast
Augusta, MT

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Weather in August

August, the last month of the summer in Augusta, is also a moderately hot month, with an average temperature ranging between min 55.9°F (13.3°C) and max 79°F (26.1°C).

Temperature

The onset of August manifests an average high-temperature of a still warm 79°F (26.1°C), demonstrating a minor variation from the preceding month. Augusta's August nights bring a significant temperature shift, averaging at a mild 55.9°F (13.3°C).

Humidity

August is the least humid month in Augusta, Montana, with an average relative humidity of 42%.

Rainfall

In Augusta, in August, during 6.9 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, in Augusta, there are 73.3 rainfall days, and 9.17" (233mm) of precipitation is accumulated.

Snowfall

In Augusta, Montana, snow does not fall in June through August.

Daylight

In Augusta, the average length of the day in August is 14h and 12min.
On the first day of the month, sunrise is at 6:08 am and sunset at 9:03 pm. On the last day of August, in Augusta, sunrise is at 6:48 am and sunset at 8:11 pm MDT.

Sunshine

In August, the average sunshine in Augusta is 11.5h.

UV index

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 5 during August translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the temperature in August in Augusta?

In Augusta, in August, the average high-temperature is 79°F (26.1°C), and the average low-temperature is 55.9°F (13.3°C).

What is the least humid month in Augusta?

August is the least humid month, with an average relative humidity of 42%.

What is the average humidity in August in Augusta?

In Augusta, Montana, the average relative humidity in August is 42%.

How much does it rain in Augusta in August?

In Augusta, during August, the rain falls for 6.9 days and regularly aggregates up to 0.63" (16mm) of precipitation.

When it does not snow in Augusta?

In Augusta, Montana, snow does not fall in June through August.

Does it snow in Augusta in August?

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

How many hours of daylight does Augusta have in August?

The average day length in August is 14h and 12min.

What time are sunrise and sunset in August in Augusta?

In August, on the first day of the month, sunrise is at 6:08 am and sunset at 9:03 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 8:11 pm MDT.

How many hours of sunshine does Augusta have in August?

In Augusta, the average sunshine duration in August is 11.5h.

What is the UV index reading in August in Augusta?

In Augusta, Montana, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's 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
Augusta, MT

Average temperature in August - Augusta, MT
  • Average high temperature in August: 79°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (28.8°F).

  • Average low temperature in August: 55.9°F

The month with the highest average low temperature is August (55.9°F).
The coldest month (with the lowest average low temperature) is December (16.2°F).

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Average pressure in August
Augusta, MT

Average pressure in August - Augusta, MT
  • Average pressure in August: 29.92"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in August
Augusta, MT

Average wind speed in August - Augusta, MT
  • Average wind speed in August: 8mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest months (with the lowest average wind speed) are July and August (8mph).

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Average humidity in August
Augusta, MT

Average humidity in August - Augusta, MT
  • Average humidity in August: 42%

The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (42%).

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Average rainfall in August
Augusta, MT

Average rainfall in August - Augusta, MT
  • Average rainfall in August: 0.63"

The wettest month (with the highest rainfall) is June (1.93").
The driest month (with the least rainfall) is December (0.35").

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Average rainfall days in August
Augusta, MT

Average rainfall days in August - Augusta, MT
  • Average rainfall days in August: 6.9 days

The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is November (2.7 days).

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Average snowfall in August
Augusta, MT

Average snowfall in August - Augusta, MT
  • Average snowfall in August: 0"

The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Augusta, MT

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

The month with the highest number of snowfall days is February (11.3 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
Augusta, MT

Average daylight in August / Average sunshine in August - Augusta, 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: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

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Average sunshine days in August
Augusta, MT

Average sunshine days in August - Augusta, MT
  • Average sunshine days in August: 20.9 days

The month with the most sunshine days is October (23.2 days).
The month with the least sunshine days is February (15.8 days).

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Average UV index in August
Augusta, MT

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in August
Augusta, MT

Average cloud cover in August - Augusta, MT
  • Average cloud cover in August: 16

The month with the most cloud cover is February (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 14).

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Average visibility in August
Augusta, MT

Average visibility in August - Augusta, MT
  • Average visibility in August: 6mi

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

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Augusta, Montana, USA

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