December weather forecast
Skwentna, AK

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Weather in December

The first month of the winter, December, is also a subzero cold month in Skwentna, Alaska, with an average temperature varying between 17.1°F (-8.3°C) and 8.6°F (-13°C).

Temperature

With December's arrival, Skwentna's weather records an average high-temperature of a still freezing cold 17.1°F (-8.3°C), marking little difference from November's 22.3°F (-5.4°C). Skwentna's December nights exhibit a subtle drop in temperature, averaging at an extreme cold 8.6°F (-13°C), closely aligned with the daytime highs.

Humidity

February, March and December, with an average relative humidity of 85%, are the most humid months.

Rainfall

In Skwentna, in December, it is raining for 4.4 days, with typically 2.44" (62mm) of accumulated precipitation. Throughout the year, there are 120.5 rainfall days, and 22.56" (573mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. December is the month with the most snowfall. Snow falls for 15.3 days and accumulates 16.69" (424mm) of snow.

Daylight

December has the shortest days of the year, with an average of 5h and 24min of daylight.
On the first day of December, sunrise is at 9:59 am and sunset at 3:49 pm. On the last day of the month, sunrise is at 10:26 am and sunset at 3:49 pm AKST.

Sunshine

December has the least sunshine of the year in Skwentna, with an average of 2.9h of sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.
Note: In December, the UV index of 1 transforms into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Frequently asked questions

How cold is December?

The average high-temperature, in December, in Skwentna, is 17.1°F (-8.3°C), while the average low-temperature is 8.6°F (-13°C).

What are the most humid months?

February, March and December, with an average relative humidity of 85%, are most humid months.

What is the average humidity in December?

The average relative humidity in December is 85%.

How much does it rain in December?

In December, the rain falls for 4.4 days. Throughout December, 2.44" (62mm) of precipitation is accumulated.

What is the snowiest month?

The month with the most snowfall in Skwentna, Alaska, is December, when snow falls for 15.3 days and typically aggregates up to 16.69" (424mm) of snow.

How many days does it snow in December?

In Skwentna, in December, during 15.3 snowfall days, 16.69" (424mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 5h and 24min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In December, the average day length is 5h and 22min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 9:59 am and sunset at 3:49 pm. On the last day of the month, sunrise is at 10:26 am and sunset at 3:49 pm AKST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 2.9h of sunshine.

How long on average sun shines in December?

In Skwentna, the average sunshine duration in December is 2.9h.

When is the lowest UV index in Skwentna?

The month with the lowest UV index is December, with an average maximum UV index of 1.

What is the UV index intensity in December?

The average daily maximum UV index in December 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 December
Skwentna, AK

Average temperature in December - Skwentna, AK
  • Average high temperature in December: 17.1°F

The warmest month (with the highest average high temperature) is July (67.1°F).
The month with the lowest average high temperature is January (15.4°F).

  • Average low temperature in December: 8.6°F

The month with the highest average low temperature is July (48.9°F).
The coldest month (with the lowest average low temperature) is January (6.6°F).

Average pressure in December
Skwentna, AK

Average pressure in December - Skwentna, AK
  • Average pressure in December: 29.7"Hg

The month with the highest atmospheric pressure is July (29.95"Hg).
The month with the lowest atmospheric pressure is December (29.7"Hg).

Average wind speed in December
Skwentna, AK

Average wind speed in December - Skwentna, AK
  • Average wind speed in December: 5.1mph

The windiest month (with the highest average wind speed) is January (5.6mph).
The calmest month (with the lowest average wind speed) is July (4.4mph).

Average humidity in December
Skwentna, AK

Average humidity in December - Skwentna, AK
  • Average humidity in December: 85%

The months with the highest relative humidity are February, March and December (85%).
The month with the lowest relative humidity is May (62%).

Average rainfall in December
Skwentna, AK

Average rainfall in December - Skwentna, AK
  • Average rainfall in December: 2.44"

The wettest month (with the highest rainfall) is October (3.66").
The driest month (with the least rainfall) is June (0.79").

Average rainfall days in December
Skwentna, AK

Average rainfall days in December - Skwentna, AK
  • Average rainfall days in December: 4.4 days

The month with the highest number of rainy days is September (16.3 days).
The month with the least rainy days is February (3.6 days).

Average snowfall in December
Skwentna, AK

Average snowfall in December - Skwentna, AK
  • Average snowfall in December: 16.69"

The month with the highest snowfall is December (16.69").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Skwentna, AK

Average snowfall days in December - Skwentna, AK
  • Average snowfall days in December: 15.3 days

The month with the highest number of snowfall days is December (15.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Skwentna, AK

Average daylight in December / Average sunshine in December - Skwentna, AK
  • Average daylight in December: 5h and 2min

The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

Average sunshine days in December
Skwentna, AK

Average sunshine days in December - Skwentna, AK
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is September (12.3 days).

Average UV index in December
Skwentna, AK

Average UV index in December - Skwentna, AK
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 4).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Skwentna, AK

Average cloud cover in December - Skwentna, AK
  • Average cloud cover in December: 56

The months with the most cloud cover are August and December (Cloud cover 56).
The months with the least cloud cover are May and June (Cloud cover 45).

Average visibility in December
Skwentna, AK

Average visibility in December - Skwentna, AK
  • Average visibility in December: 5mi

The months with the highest visibility are May, June, July, October and November (6mi).
The month with the lowest visibility is April (4mi).

Skwentna, Alaska, USA

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