December weather forecast
Bigfork, MT

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Weather in December

The first month of the winter, December, is also a subzero cold month in Bigfork, Montana, with an average temperature fluctuating between 16.7°F (-8.5°C) and 27.5°F (-2.5°C).

Temperature

December, noted for its average high-temperature of 27.5°F (-2.5°C) and an average low-temperature of 16.7°F (-8.5°C), is considered the coldest month.

Humidity

The average relative humidity in December in Bigfork is 88%.

Rainfall

In Bigfork, in December, it is raining for 11.5 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 153.5 rainfall days, and 19.76" (502mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. The month with the most snowfall is December, when snow falls for 20.1 days and typically aggregates up to 12.32" (313mm) of snow.

Daylight

The month with the shortest days in Bigfork is December, with an average of 8h and 24min of daylight.
On the first day of December in Bigfork, Montana, sunrise is at 8:06 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 8:26 am and sunset at 4:53 pm MST.

Sunshine

In December, the average sunshine is 4.3h.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Bigfork?

The month of December sees the average lowest temperatures, reaching 27.5°F (-2.5°C) at the peak and 16.7°F (-8.5°C) at the low.

How cold is it in Bigfork in December?

In Bigfork, 27.5°F (-2.5°C) is the average high-temperature and 16.7°F (-8.5°C) is the average low-temperature during December.

What is the average humidity in December in Bigfork?

In Bigfork, the average relative humidity in December is 88%.

How much does it rain in Bigfork in December?

In December, the rain falls for 11.5 days. Throughout December, 1.97" (50mm) of precipitation is accumulated.

When does it snow the most in Bigfork?

December is the month with the most snowfall. Snow falls for 20.1 days and accumulates 12.32" (313mm) of snow.

How much does it snow in Bigfork in December?

In Bigfork, during December, snow falls for 20.1 days and regularly aggregates up to 12.32" (313mm) of snow.

What is the month with the shortest days in Bigfork?

The month with the shortest days is December, with an average of 8h and 24min of daylight.

How many hours of daylight does Bigfork have in December?

In December, the average day length in Bigfork, Montana, is 8h and 26min.

When is the sunrise / sunset in December in Bigfork?

In December, on the first day of the month, sunrise is at 8:06 am and sunset at 4:45 pm. On the last day of the month, in Bigfork, sunrise is at 8:26 am and sunset at 4:53 pm MST.

How long on average sun shines in December in Bigfork?

In December, the average sunshine duration in Bigfork, Montana, is 4.3h.

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

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

How high is the UV index in December in Bigfork?

In Bigfork, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health 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 December
Bigfork, MT

Average temperature in December - Bigfork, MT
  • Average high temperature in December: 27.5°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 December: 16.7°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).

Average pressure in December
Bigfork, MT

Average pressure in December - Bigfork, MT
  • Average pressure in December: 30.16"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).

Average wind speed in December
Bigfork, MT

Average wind speed in December - Bigfork, MT
  • Average wind speed in December: 4.3mph

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).

Average humidity in December
Bigfork, MT

Average humidity in December - Bigfork, MT
  • Average humidity in December: 88%

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

Average rainfall in December
Bigfork, MT

Average rainfall in December - Bigfork, MT
  • Average rainfall in December: 1.97"

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

Average rainfall days in December
Bigfork, MT

Average rainfall days in December - Bigfork, MT
  • Average rainfall days in December: 11.5 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).

Average snowfall in December
Bigfork, MT

Average snowfall in December - Bigfork, MT
  • Average snowfall in December: 12.32"

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

Average snowfall days in December
Bigfork, MT

Average snowfall days in December - Bigfork, MT
  • Average snowfall days in December: 20.1 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).

Average daylight in December /
Average sunshine in December
Bigfork, MT

Average daylight in December / Average sunshine in December - Bigfork, MT
  • Average daylight in December: 8h and 2min

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 24min).

  • Average sunshine in December: 4h and 2min

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).

Average sunshine days in December
Bigfork, MT

Average sunshine days in December - Bigfork, MT
  • Average sunshine days in December: 9.2 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).

Average UV index in December
Bigfork, MT

Average UV index in December - Bigfork, MT
  • Average UV index in December: 1

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).

Average cloud cover in December
Bigfork, MT

Average cloud cover in December - Bigfork, MT
  • Average cloud cover in December: 57

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).

Average visibility in December
Bigfork, MT

Average visibility in December - Bigfork, MT
  • Average visibility in December: 4mi

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).

Bigfork, Montana, USA

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