August weather forecast and climate
Mosby, MT

Weather in August

The last month of the summer, August, is also a moderately hot month in Mosby, Montana, with average temperature ranging between max 82.8°F (28.2°C) and min 61.5°F (16.4°C).

Temperature

In August, the average high-temperature is essentially the same as in July - a still warm 82.8°F (28.2°C). In August, in Mosby, the average low-temperature is 61.5°F (16.4°C).

Humidity

August is the least humid month, with an average relative humidity of 39%.

Rainfall

In Mosby, in August, it is raining for 10.6 days, with typically 0.98" (25mm) of accumulated precipitation. In Mosby, during the entire year, the rain falls for 114.3 days and collects up to 12.13" (308mm) of precipitation.

Snowfall

June through August are months without snowfall.

Daylight

In Mosby, the average length of the day is 14.2h.

Sunshine

In Mosby, the average sunshine is 11.5h.

UV index

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to the UV radiation for ordinary individuals.
Note: The average daily UV index of 6 in August transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the least humid month in Mosby?

The least humid month in Mosby is August, with an average relative humidity of 39%.

What is the average humidity in August in Mosby?

In Mosby, Montana, the average relative humidity in August is 39%.

How much does it rain in Mosby in August?

In August, the rain falls for 10.6 days. Throughout August, 0.98" (25mm) of precipitation is accumulated.

When it does not snow in Mosby?

June through August are months without snowfall in Mosby, Montana.

Does it snow in Mosby in August?

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

How many hours of daylight does Mosby have in August?

In Mosby, the average length of the day in August is 14.2h.

How many hours of sunshine does Mosby have in August?

In Mosby, Montana, the average sunshine in August is 11.5h.

How high is the UV index in August in Mosby?

The average daily maximum UV index in August in Mosby, Montana, is 6. A UV Index reading of 6 to 7 represents a high health threat from the exposure to the Sun's UV rays.

Average temperature in August
Mosby, MT

Average temperature in August - Mosby, MT
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (31.1°F).

  • Average low temperature in August: 61.5°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is February (18°F).

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Average pressure in August
Mosby, MT

Average pressure in August - Mosby, MT
  • Average pressure in August: 29.89"

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is June (29.85").

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Average wind speed in August
Mosby, MT

Average wind speed in August - Mosby, MT
  • Average wind speed in August: 8.5mph

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 (8.5mph).

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Average humidity in August
Mosby, MT

Average humidity in August - Mosby, MT
  • Average humidity in August: 39%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (39%).

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Average rainfall in August
Mosby, MT

Average rainfall in August - Mosby, MT
  • Average rainfall in August: 0.98"

The wettest month (with the highest rainfall) is May (1.97").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in August
Mosby, MT

Average rainfall days in August - Mosby, MT
  • Average rainfall days in August: 10.6 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is February (4.6 days).

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Average snowfall in August
Mosby, MT

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

The month with the highest snowfall is February (3.78").
Months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Mosby, MT

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

The month with the highest number of snowfall days is February (11.1 days).
Months with the least snowfall days are June, July and August (0 days).

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Average daylight in August /
Average sunshine in August
Mosby, MT

Average daylight in August / Average sunshine in August - Mosby, MT
  • Average daylight in August: 14.2h

The month with the longest days is June (Average daylight: 15.8h).
The month with the shortest days is December (Average daylight: 8.6h).

  • Average sunshine in August: 11.5h

The month with the most sunshine is July (Average sunshine: 11.8h).
Months with the least sunshine are February and December (Average sunshine: 5.2).

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Average sunshine days in August
Mosby, MT

Average sunshine days in August - Mosby, MT
  • Average sunshine days in August: 15.8 days

The month with the most sunshine days is September (19.5 days).
The month with the least sunshine days is April (12.8 days).

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Average UV index in August
Mosby, MT

Average UV index in August - Mosby, 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
Mosby, MT

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

The month with the most cloud cover is February (Cloud cover 47).
Months with the least cloud cover are July and August (Cloud cover 16).

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Average visibility in August
Mosby, MT

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

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

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