August weather forecast and climate
Big Sky, MT

A beautiful view of the scenery in Big Sky, Montana, vast fields, and planted forests near the scenic mountainous region, scattered clouds above
A beautiful view of the scenery in Big Sky, Montana, vast fields, and planted forests near the scenic mountainous region, scattered clouds above

Temperature

The warmest month is August, with an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 38.1°F (3.4°C).

Rainfall

In Big Sky, in August, 1.6" (41.7mm) of precipitation is typically accumulated. During the entire year, Big Sky aggregates up to 19.9" (506.1mm) of precipitation.

Snowfall

In August, it doesn't snow. July is the latest month when it typically snows. In Big Sky, during the entire year, snow aggregates up to 144.4" (3667.9mm).

Daylight

In August, the average length of the day is 14h.

What is the warmest month in Big Sky?

August is the warmest month, with an average high-temperature of 78.1°F (25.6°C) and an average low-temperature of 38.1°F (3.4°C).

What is the temperature in August in Big Sky?

In Big Sky, Montana, in August, the average high-temperature is 78.1°F (25.6°C), and the average low-temperature is 38.1°F (3.4°C).

How much does it rain in Big Sky in August?

During August, Big Sky regularly aggregates up to 1.6" (41.7mm) of precipitation.

Does it snow in Big Sky in August?

In August, in Big Sky, it doesn't snow. July is the latest month when it typically snows.

How many hours of daylight does Big Sky have in August?

In August, the average length of the day is 14h.
Average temperature in August - Big Sky, MT
  • Average high temperature in August: 78°F

The warmest month (with the highest average high temperature) is August (78°F).
The month with the lowest average high temperature is December (29.5°F).

  • Average low temperature in August: 38.2°F

The month with the highest average low temperature is July (40.1°F).
The coldest month (with the lowest average low temperature) is December (6.6°F).

Average rainfall in August - Big Sky, MT
  • Average rainfall in August: 1.6"

Wettest months (with the highest rainfall) are May and June (2.8").
Driest months (with the lowest rainfall) are February and March (1.2").

Average snowfall in August - Big Sky, MT
  • Average snowfall in August: 0"

The month with the highest snowfall is January (31.9").
The month with the lowest snowfall is August (0").

Average daylight in August - Big Sky, MT
  • Average daylight in August: 14h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 8.8h).

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