Deadhorse
Alaska, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Deadhorse, AK

The first month of the winter, December, is a dangerously cold month in Deadhorse, Alaska, with temperature in the range of an average high of -8°F (-22.2°C) and an average low of -17.1°F (-27.3°C).

Temperature

In December, the average high-temperature decreases, from a polar cold 1°F (-17.2°C) in November, to a dangerously cold -8°F (-22.2°C). In Deadhorse, the average low-temperature is -17.1°F (-27.3°C).

Rainfall

In Deadhorse, it is raining for 6 days, with typically 0.2" (4.8mm) of accumulated precipitation. In Deadhorse, Alaska, during the entire year, the rain falls for 80 days and collects up to 4" (102.1mm) of precipitation.

Snowfall

January through June, August through December are months with snowfall in Deadhorse.

Ocean temperature

January through May, November and December, with an average ocean temperature of 28.4°F (-2°C), are months with the coldest seawater.
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

With an average of 0h of daylight, December has the shortest days of the year in Deadhorse.

Sunshine

January and December, with an average of 0h of sunshine, are months with the least sunshine in Deadhorse.

UV index

Months with the lowest UV index are January, February, October through December, with an average maximum UV index of 0. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 0 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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Deadhorse?

In Deadhorse, in December, the average high-temperature is -8°F (-22.2°C), and the average low-temperature is -17.1°F (-27.3°C).

How much does it rain in Deadhorse in December?

In December, in Deadhorse, the rain falls for 6 days. Throughout December, 0.2" (4.8mm) of precipitation is accumulated.

How much does it snow in Deadhorse in December?

In Deadhorse, Alaska, in December, 2.1" (53.1mm) of snow is typically accumulated.

What are the months with the coldest ocean in Deadhorse?

January through May, November and December, with an average ocean temperature of 28.4°F (-2°C), are months with the coldest seawater in Deadhorse.

What is the ocean temperature in December in Deadhorse?

In Deadhorse, Alaska, the average seawater temperature in December is 28.4°F (-2°C). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

What is the month with the shortest days in Deadhorse?

December has the shortest days of the year in Deadhorse, Alaska, with an average of 0h of daylight.

How many hours of daylight does Deadhorse have in December?

In December, the average length of the day in Deadhorse, Alaska, is 0h.

What is the month with the least sunshine in Deadhorse?

January and December, with an average of 0h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Deadhorse?

In December, the average sunshine is 0h.

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

Months with the lowest UV index are January, February, October through December, with an average maximum UV index of 0.

How high is the UV index in December in Deadhorse?

In Deadhorse, the average daily maximum UV index in December is 0. A UV Index reading of 2, and below, represents a minimal hazard to health from the exposure to the Sun's UV rays.
Average temperature in December - Deadhorse, AK
  • Average high temperature in December: -8°F

The warmest month (with the highest average high temperature) is July (54°F).
The month with the lowest average high temperature is February (-13°F).

  • Average low temperature in December: -17.2°F

The month with the highest average low temperature is July (38.3°F).
The coldest month (with the lowest average low temperature) is February (-23.6°F).

Average rainfall in December - Deadhorse, AK
  • Average rainfall in December: 0.2"

The wettest month (with the highest rainfall) is August (1").
Driest months (with the lowest rainfall) are February, March, April, May and November (0.1").

Average rainfall days in December - Deadhorse, AK
  • Average rainfall days in December: 6 days

The month with the highest number of rainy days is August (11 days).
Months with the lowest number of rainy days are January, February, March, April and May (4 days).

Average snowfall in December - Deadhorse, AK
  • Average snowfall in December: 2.1"

The month with the highest snowfall is October (8.1").
The month with the lowest snowfall is July (0").

Average sea temperature in December - Deadhorse, AK
  • Average sea temperature in December: 28°F

Best months for swimming (with the highest average sea temperature) are August and September (36°F).
Coldest months (with the lowest average sea temperature) are January, February, March, April, May, November and December (28°F).

Average daylight in December / Average sunshine in December - Deadhorse, AK
  • Average daylight in December: 0h

The month with the longest days is June (Average daylight: 24h).
The month with shortest days is December (Average daylight: 0h).

  • Average sunshine in December: 0h

Months with most sunshine are May and June (Average sunshine: 11h).
Months with least sunshine are January and December (Average sunshine: 0).

Average UV index in December - Deadhorse, AK
  • Average UV index in December: 0

Months with the highest UV index are June and July (UV index 4).
Months with the lowest UV index are January, February, October, November and December (UV index 0).