December weather forecast
Kaktovik, AK

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Weather in December

December brings Kaktovik into full-blown winter, with the temperature fluctuating between -10.7°F (-23.7°C) and -2.9°F (-19.4°C). The snowfall persists, and the daylight hours are scarce, rounding off a typically Arctic year. December sees longer nights and more frequent occurrences of the fantastic phenomenon of the Aurora Borealis. The Christmas season imbibes a distinct charm in the city, making it a wonderland straight out of a postcard. Despite sparse daylight and freezing temperatures, December exudes a unique allure, amplifying winter's charm beyond comparison.

Temperature

The onset of December results in a decrease in the average high-temperature, receding from an extreme cold 9.5°F (-12.5°C) in November to an arctic cold -2.9°F (-19.4°C). Kaktovik records a slight downturn to an average a life-threatening cold -10.7°F (-23.7°C) during the nights of December.

Humidity

January, March and December, with an average relative humidity of 93%, are the most humid months.

Rainfall

In December, the rain falls for 0.9 days. Throughout December, 0.31" (8mm) of precipitation is accumulated. In Kaktovik, during the entire year, the rain falls for 60.7 days and collects up to 6.54" (166mm) of precipitation.

Snowfall

January through June, August through December are months with snowfall. In Kaktovik, in December, during 13.7 snowfall days, 1.73" (44mm) of snow is typically accumulated. In Kaktovik, during the entire year, snow falls for 108.6 days and aggregates up to 17.83" (453mm) of snow.

Daylight

The months with the shortest days are June and December, with an average of 0h and 0min of daylight.

Sunshine

December has the least sunshine of the year, with an average of 0.4h of sunshine.

UV index

The months with the lowest UV index are January through May, August through December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 1 in December translates into the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Around midday, solar radiation is most harmful; hence, exposure should be limited. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

The high-temperature during December is -2.9°F (-19.4°C) and the low-temperature is -10.7°F (-23.7°C).

What are the most humid months?

The months with the highest humidity are January, March and December, with an average relative humidity of 93%.

What is the average humidity in December?

In Kaktovik, the average relative humidity in December is 93%.

How much does it rain in December?

In Kaktovik, in December, during 0.9 rainfall days, 0.31" (8mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Kaktovik, in December, during 13.7 snowfall days, 1.73" (44mm) of snow is typically accumulated.

What is the month with the shortest days?

The months with the shortest days are June and December, with an average of 0h and 0min of daylight.

What is the average length of the day in December?

In December, the average day length is 0h and 0min.

What is the month with the least sunshine?

The month with the least sunshine in Kaktovik is December, with an average of 0.4h of sunshine.

How many hours of sunshine does Kaktovik have in December?

In Kaktovik, the average sunshine duration in December is 0.4h.

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

The months with the lowest UV index are January through May, August through December, with an average maximum UV index of 1.

How high is the UV index in December?

In Kaktovik, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat from 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
Kaktovik, AK

Average temperature in December - Kaktovik, AK
  • Average high temperature in December: -2.9°F

The warmest month (with the highest average high temperature) is July (48.6°F).
The month with the lowest average high temperature is January (-5.1°F).

  • Average low temperature in December: -10.7°F

The month with the highest average low temperature is July (39.4°F).
The coldest month (with the lowest average low temperature) is January (-13.7°F).

Average pressure in December
Kaktovik, AK

Average pressure in December - Kaktovik, AK
  • Average pressure in December: 29.99"Hg

The month with the highest atmospheric pressure is March (30.07"Hg).
The month with the lowest atmospheric pressure is September (29.84"Hg).

Average wind speed in December
Kaktovik, AK

Average wind speed in December - Kaktovik, AK
  • Average wind speed in December: 11.1mph

The windiest month (with the highest average wind speed) is October (13.1mph).
The calmest month (with the lowest average wind speed) is July (10.8mph).

Average humidity in December
Kaktovik, AK

Average humidity in December - Kaktovik, AK
  • Average humidity in December: 93%

The months with the highest relative humidity are January, March and December (93%).
The month with the lowest relative humidity is June (79%).

Average rainfall in December
Kaktovik, AK

Average rainfall in December - Kaktovik, AK
  • Average rainfall in December: 0.31"

The wettest month (with the highest rainfall) is August (1.61").
The driest month (with the least rainfall) is February (0.24").

Average rainfall days in December
Kaktovik, AK

Average rainfall days in December - Kaktovik, AK
  • Average rainfall days in December: 0.9 days

The month with the highest number of rainy days is August (13.4 days).
The month with the least rainy days is December (0.9 days).

Average snowfall in December
Kaktovik, AK

Average snowfall in December - Kaktovik, AK
  • Average snowfall in December: 1.73"

The month with the highest snowfall is October (3.07").
The month with the least snowfall is July (0").

Average snowfall days in December
Kaktovik, AK

Average snowfall days in December - Kaktovik, AK
  • Average snowfall days in December: 13.7 days

The month with the highest number of snowfall days is November (16.1 days).
The month with the least snowfall days is July (0.1 days).

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

Average daylight in December / Average sunshine in December - Kaktovik, AK
  • Average daylight in December: 0h and 0min

The month with the longest days is August (Average daylight: 18h and 12min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).

  • Average sunshine in December: 0h and 2min

The month with the most sunshine is August (Average sunshine: 6h and 54min).
The month with the least sunshine is December (Average sunshine: 0h and 24min).

Average sunshine days in December
Kaktovik, AK

Average sunshine days in December - Kaktovik, AK
  • Average sunshine days in December: 19 days

The month with the most sunshine days is June (21.8 days).
The month with the least sunshine days is September (12.4 days).

Average UV index in December
Kaktovik, AK

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

The month with the highest UV index is July (UV index 3).
The months with the lowest UV index are January, February, March, April, May, August, September, October, November and December (UV index 1).

Average cloud cover in December
Kaktovik, AK

Average cloud cover in December - Kaktovik, AK
  • Average cloud cover in December: 73

The month with the most cloud cover is December (Cloud cover 73).
The month with the least cloud cover is June (Cloud cover 40).

Average visibility in December
Kaktovik, AK

Average visibility in December - Kaktovik, AK
  • Average visibility in December: 4mi

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

Kaktovik, Alaska, USA

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