August weather forecast
Rollins, MT

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Weather in August

The last month of the summer, August, is another warm month in Rollins, Montana, with an average temperature fluctuating between 48.2°F (9°C) and 76.5°F (24.7°C).

Temperature

Rollins, Montana, marks the arrival of August with an average high-temperature of a still warm 76.5°F (24.7°C), hardly different from July's 76.6°F (24.8°C). Rollins experiences a dramatic descent in temperature during August, with the average nighttime reading settling at a chilly 48.2°F (9°C).

Humidity

With an average relative humidity of 53%, August is the least humid month.

Rainfall

The months with the least rainfall in Rollins are July and August Rain falls for 7.2 days and accumulates 0.63" (16mm) of rain.

Snowfall

In Rollins, snow does not fall in June through August.

Daylight

In August, the average length of the day is 14h and 14min.
On the first day of August, sunrise is at 6:14 am and sunset at 9:11 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 8:18 pm MDT.

Sunshine

In August, the average sunshine in Rollins is 11.6h.

UV index

In Rollins, the average daily maximum UV index in August is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 4 in August converts into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What is the average August temperature in Rollins?

An average high-temperature, in August, in Rollins, is 76.5°F (24.7°C) and the average low-temperature is 48.2°F (9°C).

What is the least humid month in Rollins?

The least humid month in Rollins is August, with an average relative humidity of 53%.

What is the average humidity in August in Rollins?

The average relative humidity in August in Rollins is 53%.

What is the driest month in Rollins?

The months with the least rainfall in Rollins are July and August Rain falls for 7.2 days and accumulates 0.63" (16mm) of rain.

How many days does it rain in August in Rollins?

In August, in Rollins, the rain falls for 7.2 days. Throughout August, 0.63" (16mm) of precipitation is accumulated.

When it does not snow in Rollins?

June through August are months without snowfall.

Does it snow in Rollins in August?

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

How many hours of daylight does Rollins have in August?

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

When is the sunrise / sunset in August in Rollins?

In August, on the first day of the month, sunrise is at 6:14 am and sunset at 9:11 pm. On the last day of the month, in Rollins, Montana, sunrise is at 6:54 am and sunset at 8:18 pm MDT.

How many hours of sunshine does Rollins have in August?

The average sunshine duration in August in Rollins is 11.6h.

How high is the UV index in August in Rollins?

In Rollins, the average daily maximum UV index in August is 4. 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
Rollins, MT

Average temperature in August - Rollins, MT
  • Average high temperature in August: 76.5°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is December (27.5°F).

  • Average low temperature in August: 48.2°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 (16.7°F).

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Average pressure in August
Rollins, MT

Average pressure in August - Rollins, MT
  • Average pressure in August: 29.94"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in August
Rollins, MT

Average wind speed in August - Rollins, MT
  • Average wind speed in August: 3.8mph

The windiest month (with the highest average wind speed) is April (4.9mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in August
Rollins, MT

Average humidity in August - Rollins, MT
  • Average humidity in August: 53%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (53%).

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Average rainfall in August
Rollins, MT

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

The wettest month (with the highest rainfall) is June (2.36").
The driest months (with the least rainfall) are July and August (0.63").

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Average rainfall days in August
Rollins, MT

Average rainfall days in August - Rollins, MT
  • Average rainfall days in August: 7.2 days

The month with the highest number of rainy days is April (18.8 days).
The month with the least rainy days is August (7.2 days).

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Average snowfall in August
Rollins, MT

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

The month with the highest snowfall is December (12.32").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in August
Rollins, MT

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

The month with the highest number of snowfall days is December (20.1 days).
The 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
Rollins, MT

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

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • 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: 4h and 6min).

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Average sunshine days in August
Rollins, MT

Average sunshine days in August - Rollins, MT
  • Average sunshine days in August: 18.9 days

The month with the most sunshine days is July (20.2 days).
The months with the least sunshine days are February and March (7.8 days).

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Average UV index in August
Rollins, MT

Average UV index in August - Rollins, 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, November and December (UV index 1).

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Average cloud cover in August
Rollins, MT

Average cloud cover in August - Rollins, MT
  • Average cloud cover in August: 15

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 15).

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Average visibility in August
Rollins, MT

Average visibility in August - Rollins, 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, March and December (4mi).

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Rollins, Montana, USA

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