December weather forecast
Kodiak, AK

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Natural forests, mountains, and distant hill ranges surrounding the small town of Kodiak in Alaska
Natural forests, mountains, and distant hill ranges surrounding the small town of Kodiak in Alaska

Weather in December

Weather in Kodiak, Alaska for December marks the onset of the winter season. December sees a steady drop in temperature, compared to November and is characterized by increased snowfall days. Despite the freezing weather, December maintains high humidity levels, similar to the previous month. As per the data, the low temperature average in December is 32°F (0°C), and the city receives a maximum amount of snowfall at 2.32" (59mm). With the shortest daylight duration of the year, the city has a tranquil ambiance blended with the cherishing festive spirit during December.

Temperature

December in Kodiak experiences an average high-temperature of a still cold 36.9°F (2.7°C), barely different from November's 39.9°F (4.4°C). Recording a slight drop from the daily maximum, Kodiak notes an average low temperature of 32°F (0°C) in the month of December.

Humidity

The average relative humidity in December is 82%.

Rainfall

In Kodiak, in December, it is raining for 14.8 days, with typically 4.29" (109mm) of accumulated precipitation. In Kodiak, during the entire year, the rain falls for 171.2 days and collects up to 37.32" (948mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Kodiak, in December, snow falls for 5.1 days, with typically accumulated 2.32" (59mm) of snow. In Kodiak, during the entire year, snow falls for 35.1 days and aggregates up to 13.74" (349mm) of snow.

Ocean temperature

In Kodiak, in December, the average water temperature is 42.1°F (5.6°C).
Note: Swimming in 42.1°F (5.6°C) at temperatures under 50°F (10°C) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 55.4°F (13°C) feels frosty.

Daylight

The month with the shortest days in Kodiak is December, with an average of 6h and 36min of daylight.
On the first day of December, sunrise is at 9:29 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 9:53 am and sunset at 4:32 pm AKST.

Sunshine

January and December, with an average of 2.6h of sunshine, are months with the least sunshine in Kodiak.

UV index

In Kodiak, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

How cold is it in Kodiak in December?

Kodiak in December has an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 32°F (0°C).

What is the average humidity in December in Kodiak?

In Kodiak, the average relative humidity in December is 82%.

How many days does it rain in December in Kodiak?

In Kodiak, in December, it is raining for 14.8 days, with typically 4.29" (109mm) of accumulated precipitation.

How much does it snow in Kodiak in December?

In Kodiak, in December, during 5.1 snowfall days, 2.32" (59mm) of snow is typically accumulated.

What is the ocean temperature in December in Kodiak?

In Kodiak, in December, the average water temperature is 42.1°F (5.6°C). Swimming in 42.1°F (5.6°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the month with the shortest days in Kodiak?

December has the shortest days of the year in Kodiak, Alaska, with an average of 6h and 36min of daylight.

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

In December, the average day length is 6h and 39min.

When is the sunrise / sunset in December in Kodiak?

In December, on the first day of the month, sunrise is at 9:29 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 9:53 am and sunset at 4:32 pm AKST.

What are the months with the least sunshine in Kodiak?

The months with the least sunshine in Kodiak are January and December, with an average of 2.6h of sunshine.

How many hours of sunshine does Kodiak have in December?

The average sunshine duration in December is 2.6h.

How high is the UV index in December in Kodiak?

The average daily maximum UV index in December in Kodiak is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.
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
Kodiak, AK

Average temperature in December - Kodiak, AK
  • Average high temperature in December: 36.9°F

The warmest month (with the highest average high temperature) is August (57.6°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in December: 32°F

The month with the highest average low temperature is August (50.7°F).
The coldest month (with the lowest average low temperature) is March (30.6°F).

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Average pressure in December
Kodiak, AK

Average pressure in December - Kodiak, AK
  • Average pressure in December: 29.55"Hg

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is December (29.55"Hg).

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Average wind speed in December
Kodiak, AK

Average wind speed in December - Kodiak, AK
  • Average wind speed in December: 14.2mph

The windiest month (with the highest average wind speed) is December (14.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in December
Kodiak, AK

Average humidity in December - Kodiak, AK
  • Average humidity in December: 82%

The month with the highest relative humidity is July (86%).
The months with the lowest relative humidity are March and November (80%).

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Average rainfall in December
Kodiak, AK

Average rainfall in December - Kodiak, AK
  • Average rainfall in December: 4.29"

The wettest months (with the highest rainfall) are October and November (4.53").
The driest month (with the least rainfall) is July (1.85").

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Average rainfall days in December
Kodiak, AK

Average rainfall days in December - Kodiak, AK
  • Average rainfall days in December: 14.8 days

The month with the highest number of rainy days is September (17.6 days).
The month with the least rainy days is March (10.8 days).

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Average snowfall in December
Kodiak, AK

Average snowfall in December - Kodiak, AK
  • Average snowfall in December: 2.32"

The month with the highest snowfall is March (3.15").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Kodiak, AK

Average snowfall days in December - Kodiak, AK
  • Average snowfall days in December: 5.1 days

The month with the highest number of snowfall days is March (8.5 days).
The months with the least snowfall days are June, July and August (0 days).

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Average sea temperature in December
Kodiak, AK

Average sea temperature in December - Kodiak, AK
  • Average sea temperature in December: 42.1°F

The best month for swimming (with the highest average sea temperature) is August (53.4°F).
The coldest month (with the lowest average sea temperature) is March (39.5°F).

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

Average daylight in December / Average sunshine in December - Kodiak, AK
  • Average daylight in December: 6h and 4min

The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 36min).

  • Average sunshine in December: 2h and 4min

The month with the most sunshine is July (Average sunshine: 8h and 18min).
The months with the least sunshine are January and December (Average sunshine: 2h and 36min).

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Average sunshine days in December
Kodiak, AK

Average sunshine days in December - Kodiak, AK
  • Average sunshine days in December: 11.5 days

The month with the most sunshine days is July (14.7 days).
The month with the least sunshine days is April (10.7 days).

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Average UV index in December
Kodiak, AK

Average UV index in December - Kodiak, AK
  • Average UV index in December: 2

The months with the highest UV index are June, July, August and September (UV index 3).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in December
Kodiak, AK

Average cloud cover in December - Kodiak, AK
  • Average cloud cover in December: 60

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 52).

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Average visibility in December
Kodiak, AK

Average visibility in December - Kodiak, AK
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Kodiak, Alaska, USA

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