February weather forecast and climate
Grantsdale, MT

The last month of the winter, February, is also a subzero cold month in Grantsdale, Montana, with average temperature fluctuating between 15.1°F (-9.4°C) and 28.8°F (-1.8°C).

Temperature

In February, the average high-temperature remains equal as in January - a still subzero cold 28.8°F (-1.8°C). The average low-temperature, in Grantsdale, is 15.1°F (-9.4°C).

Humidity

In Grantsdale, Montana, the average relative humidity in February is 88%.

Rainfall

Months with the most rainfall are February and April, with an average 2.36" (60mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Grantsdale. February is the month with the most snowfall in Grantsdale. Snow falls for 19.3 days and accumulates 13.03" (331mm) of snow.

Daylight

In February, the average length of the day in Grantsdale is 10.4h.

Sunshine

The average sunshine is 6.1h.

UV index

Months with the lowest UV index in Grantsdale are February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to the UV radiation for average individuals.
Note: In February, the average maximum UV index of 1 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in February in Grantsdale?

The average high-temperature, in February, in Grantsdale, is 28.8°F (-1.8°C), while the average low-temperature is 15.1°F (-9.4°C).

What is the average humidity in February in Grantsdale?

In Grantsdale, Montana, the average relative humidity in February is 88%.

How many days does it rain in February in Grantsdale?

In Grantsdale, during February, the rain falls for 12.5 days and regularly aggregates up to 2.36" (60mm) of precipitation.

What is the wettest month in Grantsdale?

Months with the most rainfall are February and April, with an average 2.36" (60mm) of precipitation.

How many days does it snow in February in Grantsdale?

In Grantsdale, in February, during 19.3 snowfall days, 13.03" (331mm) of snow is typically accumulated.

When does it snow the most in Grantsdale?

February is the month with the most snowfall in Grantsdale, Montana. Snow falls for 19.3 days and accumulates 13.03" (331mm) of snow.

How many hours of daylight does Grantsdale have in February?

In Grantsdale, Montana, the average length of the day in February is 10.4h.

How many hours of sunshine does Grantsdale have in February?

In Grantsdale, the average sunshine in February is 6.1h.

What are the months with the lowest UV index in Grantsdale?

Months with the lowest UV index in Grantsdale are February and December, with an average maximum UV index of 1.

What is the UV index intensity in February in Grantsdale?

In February, the average daily maximum UV index in Grantsdale is 1. A UV Index of 2, and less, symbolizes a low health threat from the exposure to the Sun's UV radiation.
Average temperature in February - Grantsdale, MT
  • Average high temperature in February: 28.8°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is December (26.8°F).

  • Average low temperature in February: 15.1°F

The month with the highest average low temperature is August (46.9°F).
The coldest month (with the lowest average low temperature) is December (14°F).

Average pressure in February - Grantsdale, MT
  • Average pressure in February: 30.13"

The month with the highest atmospheric pressure is January (30.21").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed in February - Grantsdale, MT
  • Average wind speed in February: 5.1mph

The windiest month (with the highest average wind speed) is January (5.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in February - Grantsdale, MT
  • Average humidity in February: 88%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (50%).

Average rainfall in February - Grantsdale, MT
  • Average rainfall in February: 2.36"

The wettest months (with the highest rainfall) are February and April (2.36").
The driest month (with the least rainfall) is August (0.75").

Average rainfall days in February - Grantsdale, MT
  • Average rainfall days in February: 12.5 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is July (8 days).

Average snowfall in February - Grantsdale, MT
  • Average snowfall in February: 13.03"

The month with the highest snowfall is February (13.03").
Months with the least snowfall are June, July and August (0").

Average snowfall days in February - Grantsdale, MT
  • Average snowfall days in February: 19.3 days

The month with the highest number of snowfall days is February (19.3 days).
Months with the least snowfall days are June, July and August (0 days).

Average daylight in February / Average sunshine in February - Grantsdale, MT
  • Average daylight in February: 10.4h

The month with the longest days is June (Average daylight: 15.7h).
The month with the shortest days is December (Average daylight: 8.7h).

  • Average sunshine in February: 6.1h

Months with the most sunshine are July and August (Average sunshine: 11.7h).
Months with the least sunshine are January and December (Average sunshine: 5.4).

Average sunshine days in February - Grantsdale, MT
  • Average sunshine days in February: 5.6 days

The month with the most sunshine days is July (18.9 days).
The month with the least sunshine days is February (5.6 days).

Average UV index in February - Grantsdale, MT
  • Average UV index in February: 1

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

Average cloud cover in February - Grantsdale, MT
  • Average cloud cover in February: 51

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 13).

Average visibility in February - Grantsdale, MT
  • Average visibility in February: 4mi

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