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

December weather forecast and climate
Barrow, AK

The first month of the winter, December, is still a polar cold month in Barrow, Alaska, with average temperature ranging between min -13.7°F (-25.4°C) and max -1.8°F (-18.8°C).

Temperature

In Barrow, the average high-temperature in December slightly decreases, from an extreme cold 6.3°F (-14.3°C) in November, to an arctic cold -1.8°F (-18.8°C). The average low-temperature, in Barrow, is -13.7°F (-25.4°C).

Rainfall

In Barrow, in December, it is raining for 6 days, with typically 0.1" (3.3mm) of accumulated precipitation. Throughout the year, there are 91 rainfall days, and 4.5" (113.3mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Barrow are January through December.

Ocean temperature

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

Daylight

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

Sunshine

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

UV index

January, February, October through December, with an average maximum UV index of 0, are months with the lowest UV index in Barrow. A UV Index of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays for the average person.
The average daily UV index of 0 transform into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. 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 Barrow?

In December, in Barrow, Alaska, the average high-temperature is -1.8°F (-18.8°C), and the average low-temperature is -13.7°F (-25.4°C).

How much does it rain in Barrow in December?

In Barrow, Alaska, in December, during 6 rainfall days, 0.1" (3.3mm) of precipitation is typically accumulated.

How much does it snow in Barrow in December?

During December, Barrow regularly aggregates up to 3.4" (86.4mm) of snow.

When is the ocean coldest in Barrow?

Through, June and December, with an average ocean temperature of 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.

How cold is the water in December in Barrow?

In Barrow, in December, the average water temperature 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 Barrow?

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

What is the average length of the day in December in Barrow?

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

What is the month with the least sunshine in Barrow?

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 Barrow?

In December, the average sunshine in Barrow, Alaska, is 0h.

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

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

What is the UV index intensity in December in Barrow?

In December, the average daily maximum UV index in Barrow, Alaska, is 0. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in December - Barrow, AK
  • Average high temperature in December: -1.8°F

The warmest month (with the highest average high temperature) is July (46.9°F).
The month with the lowest average high temperature is February (-8°F).

  • Average low temperature in December: -13.8°F

The month with the highest average low temperature is July (34.8°F).
The coldest month (with the lowest average low temperature) is February (-20.4°F).

Average rainfall in December - Barrow, AK
  • Average rainfall in December: 0.1"

The wettest month (with the highest rainfall) is August (1.1").
Driest months (with the lowest rainfall) are January, February, March and December (0.1").

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

The month with the highest number of rainy days is October (13 days).
Months with the lowest number of rainy days are January, February, March and April (5 days).

Average snowfall in December - Barrow, AK
  • Average snowfall in December: 3.4"

The month with the highest snowfall is October (8.8").
The month with the lowest snowfall is July (0.2").

Average sea temperature in December - Barrow, 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, June and December (28°F).

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

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

  • Average sunshine in December: 0h

Months with most sunshine are May, June and July (Average sunshine: 10h).
Months with least sunshine are January and December (Average sunshine: 0).

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

Months with the highest UV index are June and July (UV index 3).
Months with the lowest UV index are January, February, October, November and December (UV index 0).