February weather forecast
Big Sky, MT

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Vast fields and planted forests near the scenic mountainous region in Big Sky, Montana
Vast fields and planted forests near the scenic mountainous region in Big Sky, Montana

Weather in February

The weather in Big Sky in February does not deviate greatly from January's conditions. A slight increase in temperature is recorded, yet the city remains firmly in the grip of winter. Snow continues to be a prominent feature of February's weather, facilitating the continuation of winter sports activities. Despite the cold, longer daylight hours become noticeable with the slow progress towards spring. The landscape transforms into a winter wonderland, capturing the beauty and serenity of Big Sky.

Temperature

The commencement of February introduces an average high-temperature of a still freezing cold 25.2°F (-3.8°C), closely mirroring the preceding month. During February, Big Sky observes a consistent average nighttime temperature of 9.5°F (-12.5°C).

Humidity

January and February, with an average relative humidity of 90%, are the most humid months.

Rainfall

In February, the rain falls for 4.3 days. Throughout February, 2.01" (51mm) of precipitation is accumulated. Throughout the year, there are 116.1 rainfall days, and 23.5" (597mm) of precipitation is accumulated.

Snowfall

January through December are months with snowfall. In Big Sky, during February, snow falls for 19.3 days and regularly aggregates up to 16.93" (430mm) of snow. Throughout the year, there are 151.6 snowfall days, and 124.06" (3151mm) of snow is accumulated.

Daylight

In Big Sky, the average length of the day in February is 10h and 26min.
On the first day of February, sunrise is at 7:45 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:11 pm MST.

Sunshine

The average sunshine in February is 4.8h.

UV index

The months with the lowest UV index are January and February, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In February, the average maximum UV index of 1 translates into the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in February?

In February, the average high-temperature and low-temperature in Big Sky are 25.2°F (-3.8°C) and 9.5°F (-12.5°C) respectively.

What are the most humid months?

The months with the highest humidity are January and February, with an average relative humidity of 90%.

What is the average humidity in February in Big Sky?

In February, the average relative humidity is 90%.

How many days does it rain in February?

In Big Sky, Montana, during February, the rain falls for 4.3 days and regularly aggregates up to 2.01" (51mm) of precipitation.

How much does it snow in February?

In Big Sky, in February, snow falls for 19.3 days, with typically accumulated 16.93" (430mm) of snow.

What is the average length of the day in February?

In February, the average day length is 10h and 26min.

What time are sunrise and sunset in February?

In February, on the first day of the month, sunrise is at 7:45 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 6:11 pm MST.

How long on average sun shines in February?

In February, the average sunshine duration is 4.8h.

What are the months with the lowest UV index?

January and February, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index intensity in February?

In Big Sky, the average daily maximum UV index in February is 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
Big Sky, MT

Average temperature in February - Big Sky, MT
  • Average high temperature in February: 25.2°F

The warmest month (with the highest average high temperature) is July (74.8°F).
The month with the lowest average high temperature is December (22.5°F).

  • Average low temperature in February: 9.5°F

The month with the highest average low temperature is August (45.1°F).
The coldest month (with the lowest average low temperature) is December (7.9°F).

Average pressure in February
Big Sky, MT

Average pressure in February - Big Sky, MT
  • Average pressure in February: 30.13"Hg

The month with the highest atmospheric pressure is January (30.22"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in February
Big Sky, MT

Average wind speed in February - Big Sky, MT
  • Average wind speed in February: 6.3mph

The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in February
Big Sky, MT

Average humidity in February - Big Sky, MT
  • Average humidity in February: 90%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is August (51%).

Average rainfall in February
Big Sky, MT

Average rainfall in February - Big Sky, MT
  • Average rainfall in February: 2.01"

The wettest months (with the highest rainfall) are April and May (2.91").
The driest month (with the least rainfall) is July (1.18").

Average rainfall days in February
Big Sky, MT

Average rainfall days in February - Big Sky, MT
  • Average rainfall days in February: 4.3 days

The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is February (4.3 days).

Average snowfall in February
Big Sky, MT

Average snowfall in February - Big Sky, MT
  • Average snowfall in February: 16.93"

The month with the highest snowfall is April (19.88").
The month with the least snowfall is August (0.08").

Average snowfall days in February
Big Sky, MT

Average snowfall days in February - Big Sky, MT
  • Average snowfall days in February: 19.3 days

The month with the highest number of snowfall days is March (21 days).
The month with the least snowfall days is August (0.3 days).

Average daylight in February /
Average sunshine in February
Big Sky, MT

Average daylight in February / Average sunshine in February - Big Sky, MT
  • Average daylight in February: 10h and 2min

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

  • Average sunshine in February: 4h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in February
Big Sky, MT

Average sunshine days in February - Big Sky, MT
  • Average sunshine days in February: 9.7 days

The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is May (5.7 days).

Average UV index in February
Big Sky, MT

Average UV index in February - Big Sky, MT
  • Average UV index in February: 1

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

Average cloud cover in February
Big Sky, MT

Average cloud cover in February - Big Sky, MT
  • Average cloud cover in February: 60

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 17).

Average visibility in February
Big Sky, MT

Average visibility in February - Big Sky, MT
  • Average visibility in February: 4mi

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

Big Sky, Montana, USA

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