December weather forecast
Fort Richardson, AK

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Weather in December

The first month of the winter, December, is still a freezing cold month in Fort Richardson, Alaska, with temperature in the range of an average high of 22.3°F (-5.4°C) and an average low of 14.9°F (-9.5°C).

Temperature

The onset of December manifests an average high-temperature of a still subzero cold 22.3°F (-5.4°C), demonstrating a minor variation from the preceding month. Fort Richardson marks an average drop to a still subzero cold 14.9°F (-9.5°C) during nighttime in December, following the high of the day.

Humidity

In December, the average relative humidity is 85%.

Rainfall

In Fort Richardson, during December, the rain falls for 8.6 days and regularly aggregates up to 1.34" (34mm) of precipitation. In Fort Richardson, during the entire year, the rain falls for 146.6 days and collects up to 14.25" (362mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Fort Richardson. December is the month with the most snowfall in Fort Richardson, Alaska. Snow falls for 12.2 days and accumulates 6.85" (174mm) of snow.

Daylight

December has the shortest days of the year in Fort Richardson, with an average of 5h and 36min of daylight.
On the first day of December, sunrise is at 9:46 am and sunset at 3:49 pm. On the last day of the month, sunrise is at 10:13 am and sunset at 3:51 pm AKST.

Sunshine

December has the least sunshine of the year in Fort Richardson, Alaska, with an average of 3.8h of sunshine.

UV index

December is the month with the lowest UV index, 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 radiation for the ordinary person.
Note: The average daily UV index of 1 in December transforms into the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

How cold is it in Fort Richardson in December?

In Fort Richardson, 22.3°F (-5.4°C) is the average high-temperature and 14.9°F (-9.5°C) is the average low-temperature during December.

What is the average humidity in December in Fort Richardson?

In December, the average relative humidity in Fort Richardson, Alaska, is 85%.

How much does it rain in Fort Richardson in December?

In Fort Richardson, Alaska, in December, it is raining for 8.6 days, with typically 1.34" (34mm) of accumulated precipitation.

What is the snowiest month in Fort Richardson?

December is the month with the most snowfall. Snow falls for 12.2 days and accumulates 6.85" (174mm) of snow.

How many days does it snow in December in Fort Richardson?

In Fort Richardson, Alaska, in December, during 12.2 snowfall days, 6.85" (174mm) of snow is typically accumulated.

What is the month with the shortest days in Fort Richardson?

The month with the shortest days is December, with an average of 5h and 36min of daylight.

What is the average length of the day in December in Fort Richardson?

In December, the average day length in Fort Richardson, Alaska, is 5h and 37min.

When are sunrise and sunset in December in Fort Richardson?

On the first day of December in Fort Richardson, sunrise is at 9:46 am and sunset at 3:49 pm. On the last day of the month, sunrise is at 10:13 am and sunset at 3:51 pm AKST.

What is the month with the least sunshine in Fort Richardson?

The month with the least sunshine in Fort Richardson, Alaska, is December, with an average of 3.8h of sunshine.

How long on average sun shines in December in Fort Richardson?

In December, the average sunshine duration in Fort Richardson is 3.8h.

What is the month with the lowest UV index in Fort Richardson?

The month with the lowest UV index in Fort Richardson, Alaska, is December, with an average maximum UV index of 1.

How high is the UV index in December in Fort Richardson?

In December, the average daily maximum UV index in Fort Richardson, Alaska, is 1. A UV Index reading of 2, and below, represents a minimal hazard to health from unsafe 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
Fort Richardson, AK

Average temperature in December - Fort Richardson, AK
  • Average high temperature in December: 22.3°F

The warmest month (with the highest average high temperature) is July (62.2°F).
The month with the lowest average high temperature is January (19.6°F).

  • Average low temperature in December: 14.9°F

The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

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Average pressure in December
Fort Richardson, AK

Average pressure in December - Fort Richardson, AK
  • Average pressure in December: 29.67"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.67"Hg).

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Average wind speed in December
Fort Richardson, AK

Average wind speed in December - Fort Richardson, AK
  • Average wind speed in December: 5.3mph

The windiest month (with the highest average wind speed) is November (5.4mph).
The calmest month (with the lowest average wind speed) is July (4.3mph).

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Average humidity in December
Fort Richardson, AK

Average humidity in December - Fort Richardson, AK
  • Average humidity in December: 85%

The months with the highest relative humidity are February and March (87%).
The month with the lowest relative humidity is May (67%).

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Average rainfall in December
Fort Richardson, AK

Average rainfall in December - Fort Richardson, AK
  • Average rainfall in December: 1.34"

The wettest month (with the highest rainfall) is September (2.2").
The driest month (with the least rainfall) is May (0.59").

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Average rainfall days in December
Fort Richardson, AK

Average rainfall days in December - Fort Richardson, AK
  • Average rainfall days in December: 8.6 days

The month with the highest number of rainy days is August (19.2 days).
The month with the least rainy days is February (6.8 days).

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Average snowfall in December
Fort Richardson, AK

Average snowfall in December - Fort Richardson, AK
  • Average snowfall in December: 6.85"

The month with the highest snowfall is December (6.85").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Fort Richardson, AK

Average snowfall days in December - Fort Richardson, AK
  • Average snowfall days in December: 12.2 days

The month with the highest number of snowfall days is February (12.7 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in December /
Average sunshine in December
Fort Richardson, AK

Average daylight in December / Average sunshine in December - Fort Richardson, AK
  • Average daylight in December: 5h and 4min

The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 36min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is May (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).

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Average sunshine days in December
Fort Richardson, AK

Average sunshine days in December - Fort Richardson, AK
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is May (16.9 days).
The months with the least sunshine days are August and September (9.7 days).

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Average UV index in December
Fort Richardson, AK

Average UV index in December - Fort Richardson, AK
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 4).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Fort Richardson, AK

Average cloud cover in December - Fort Richardson, AK
  • Average cloud cover in December: 46

The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is May (Cloud cover 38).

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Average visibility in December
Fort Richardson, AK

Average visibility in December - Fort Richardson, AK
  • Average visibility in December: 6mi

The months with the highest visibility are May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March and April (5mi).

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Fort Richardson, Alaska, USA

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