December weather forecast and climate
Coffman Cove, AK

Fishing boats, forest, and mountain ranges in the Coffman Cove, Alaska
Fishing boats, forest, and mountain ranges in the Coffman Cove, Alaska

Weather in December

The first month of the winter, December, is also a wintry month in Coffman Cove, Alaska, with average temperature fluctuating between 31.3°F (-0.4°C) and 36.5°F (2.5°C).

Temperature

With an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 31.3°F (-0.4°C), December is the coldest month.

Humidity

In December, the average relative humidity in Coffman Cove, Alaska, is 88%.

Rainfall

In Coffman Cove, during December, the rain falls for 19.5 days and regularly aggregates up to 7.48" (190mm) of precipitation. Throughout the year, in Coffman Cove, Alaska, there are 231.7 rainfall days, and 67.83" (1723mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In Coffman Cove, in December, during 6.2 snowfall days, 3.5" (89mm) of snow is typically accumulated. Throughout the year, there are 37.2 snowfall days, and 34.61" (879mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Coffman Cove, Alaska, with an average of 7.1h of daylight.

Sunshine

The average sunshine is 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 of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Coffman Cove?

December is the coldest month, with an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 31.3°F (-0.4°C).

What is the average humidity in December in Coffman Cove?

The average relative humidity in December in Coffman Cove is 88%.

How many days does it rain in December in Coffman Cove?

In December, in Coffman Cove, Alaska, the rain falls for 19.5 days. Throughout December, 7.48" (190mm) of precipitation is accumulated.

How many days does it snow in December in Coffman Cove?

In Coffman Cove, during December, snow falls for 6.2 days and regularly aggregates up to 3.5" (89mm) of snow.

What is the month with the shortest days in Coffman Cove?

With an average of 7.1h of daylight, December has the shortest days of the year.

What is the average length of the day in December in Coffman Cove?

In Coffman Cove, the average length of the day in December is 7.1h.

How many hours of sunshine does Coffman Cove have in December?

In December, the average sunshine is 3h.

What are the months with the lowest UV index in Coffman Cove?

Months with the lowest UV index in Coffman Cove are January, February, November and December, with an average maximum UV index of 1.

How high is the UV index in December in Coffman Cove?

In Coffman Cove, Alaska, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to the UV radiation.

Average temperature in December
Coffman Cove, AK

Average temperature in December - Coffman Cove, AK
  • Average high temperature in December: 36.5°F

The warmest months (with the highest average high temperature) are July and August (60.4°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in December: 31.3°F

The month with the highest average low temperature is August (49.8°F).
The coldest month (with the lowest average low temperature) is February (30.2°F).

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Average pressure in December
Coffman Cove, AK

Average pressure in December - Coffman Cove, AK
  • Average pressure in December: 29.83"

The month with the highest atmospheric pressure is July (30.06").
The month with the lowest atmospheric pressure is November (29.77").

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Average wind speed in December
Coffman Cove, AK

Average wind speed in December - Coffman Cove, AK
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

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Average humidity in December
Coffman Cove, AK

Average humidity in December - Coffman Cove, AK
  • Average humidity in December: 88%

The month with the highest relative humidity is January (90%).
Months with the lowest relative humidity are March and May (84%).

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Average rainfall in December
Coffman Cove, AK

Average rainfall in December - Coffman Cove, AK
  • Average rainfall in December: 7.48"

The wettest month (with the highest rainfall) is November (8.03").
The driest month (with the least rainfall) is May (2.83").

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Average rainfall days in December
Coffman Cove, AK

Average rainfall days in December - Coffman Cove, AK
  • Average rainfall days in December: 19.5 days

The month with the highest number of rainy days is November (22.5 days).
The month with the least rainy days is February (14.8 days).

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Average snowfall in December
Coffman Cove, AK

Average snowfall in December - Coffman Cove, AK
  • Average snowfall in December: 3.5"

The month with the highest snowfall is March (10.35").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Coffman Cove, AK

Average snowfall days in December - Coffman Cove, AK
  • Average snowfall days in December: 6.2 days

The month with the highest number of snowfall days is March (10.3 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Coffman Cove, AK

Average daylight in December / Average sunshine in December - Coffman Cove, AK
  • Average daylight in December: 7.1h

The month with the longest days is June (Average daylight: 17.5h).
The month with the shortest days is December (Average daylight: 7.1h).

  • Average sunshine in December: 3h

Months with the most sunshine are May and September (Average sunshine: 5.7h).
The month with the least sunshine is January (Average sunshine: 2.6h).

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Average sunshine days in December
Coffman Cove, AK

Average sunshine days in December - Coffman Cove, AK
  • Average sunshine days in December: 7.9 days

The month with the most sunshine days is July (11.1 days).
The month with the least sunshine days is November (5.3 days).

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Average UV index in December
Coffman Cove, AK

Average UV index in December - Coffman Cove, AK
  • Average UV index in December: 1

Months with the highest UV index are July and August (UV index 4).
Months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in December
Coffman Cove, AK

Average cloud cover in December - Coffman Cove, AK
  • Average cloud cover in December: 69

The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is September (Cloud cover 62).

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Average visibility in December
Coffman Cove, AK

Average visibility in December - Coffman Cove, AK
  • Average visibility in December: 5mi

Months with the highest visibility are January, February, March, April, May, June, September, October, November and December (5mi).
Months with the lowest visibility are July and August (4mi).

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