February weather forecast
Grantsdale, MT

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Weather in February

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

Temperature

The shift into February finds Grantsdale at an average high-temperature of a still freezing cold 28.8°F (-1.8°C), corresponding to January's conditions. Throughout February, a steady low-temperature average of 15.1°F (-9.4°C) is noted.

Humidity

The average relative humidity in February in Grantsdale is 88%.

Rainfall

The 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. The month with the most snowfall is February, when snow falls for 19.3 days and typically aggregates up to 13.03" (331mm) of snow.

Daylight

The average length of the day in February is 10h and 23min.
On the first day of the month, sunrise is at 7:59 am and sunset at 5:40 pm. On the last day of February, sunrise is at 7:15 am and sunset at 6:22 pm MST.

Sunshine

In February, the average sunshine is 6.1h.

UV index

February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 1 in February translates into these instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in February?

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

What is the average humidity in February?

In February, the average relative humidity is 88%.

What is the wettest month?

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

How many days does it rain in February?

In Grantsdale, in February, during 12.5 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

What is the snowiest month?

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

How much does it snow in Grantsdale in February?

In February, it is snowing for 19.3 days. Throughout February, 13.03" (331mm) of snow is accumulated.

How many hours of daylight does Grantsdale have in February?

In February, the average day length is 10h and 23min.

When is the sunrise / sunset in February?

In February, on the first day of the month, sunrise is at 7:59 am and sunset at 5:40 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 6:22 pm MST.

How many hours of sunshine does Grantsdale have in February?

In February, the average sunshine duration is 6.1h.

What is the month with the lowest UV index?

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

What is the UV index reading in February?

In Grantsdale, the average daily maximum UV index in February is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
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
Grantsdale, MT

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

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

Average wind speed in February
Grantsdale, MT

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

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

Average snowfall days in February
Grantsdale, MT

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).
The 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 / Average sunshine in February - Grantsdale, MT
  • Average daylight in February: 10h and 2min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in February: 6h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

Average sunshine days in February
Grantsdale, MT

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 - Grantsdale, 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 February and December (UV index 1).

Average cloud cover in February
Grantsdale, MT

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

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

Grantsdale, Montana, USA

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