December weather forecast
Big Lake, AK

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Weather in December

Entering the final month of the year, December in Big Lake, Alaska, immerses itself fully into the winter conditions. Witness how winters are at their peak with an aggregate snowfall of 5.67" (144mm), the highest throughout the year. The climate graph remains consistent with January, featuring slightly higher temperatures. December's merry spirit is rather amplified by the beauty of the snow-clad cityscape, leaving residents eagerly awaiting the New Year.

Temperature

The start of December marks an average high-temperature of a still subzero cold 21.7°F (-5.7°C), hardly distinguishable from the conditions in November. Night temperatures during December experience a slight downturn, averaging an extreme cold 13.8°F (-10.1°C).

Humidity

The average relative humidity in December is 86%.

Rainfall

In Big Lake, during December, the rain falls for 8.7 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 137.5 rainfall days, and 11.97" (304mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. The month with the most snowfall is December, when snow falls for 11.2 days and typically aggregates up to 5.67" (144mm) of snow.

Daylight

December has the shortest days of the year, with an average of 5h and 30min of daylight.
On the first day of the month, sunrise is at 9:50 am and sunset at 3:48 pm. On the last day of December, sunrise is at 10:17 am and sunset at 3:49 pm AKST.

Sunshine

December has the least sunshine of the year, with an average of 3.8h of sunshine.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 1 in December interprets into the following advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.

Frequently asked questions

How cold is December?

In Big Lake, 21.7°F (-5.7°C) is the average high-temperature and 13.8°F (-10.1°C) is the average low-temperature during December.

What is the average humidity in December?

In Big Lake, the average relative humidity in December is 86%.

How much does it rain in December?

In December, the rain falls for 8.7 days. Throughout December, 1.1" (28mm) of precipitation is accumulated.

When does it snow the most in Big Lake?

December is the month with the most snowfall. Snow falls for 11.2 days and accumulates 5.67" (144mm) of snow.

How many days does it snow in December?

In Big Lake, in December, during 11.2 snowfall days, 5.67" (144mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 5h and 30min of daylight.

How many hours of daylight does Big Lake have in December?

In December, the average day length is 5h and 32min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 9:50 am and sunset at 3:48 pm. On the last day of the month, sunrise is at 10:17 am and sunset at 3:49 pm AKST.

What is the month with the least sunshine?

The month with the least sunshine in Big Lake is December, with an average of 3.8h of sunshine.

How long on average sun shines in December?

The average sunshine duration in December in Big Lake is 3.8h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Big Lake, AK

Average temperature in December - Big Lake, AK
  • Average high temperature in December: 21.7°F

The warmest month (with the highest average high temperature) is July (64.8°F).
The month with the lowest average high temperature is January (19.2°F).

  • Average low temperature in December: 13.8°F

The month with the highest average low temperature is July (50.2°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

Average pressure in December
Big Lake, AK

Average pressure in December - Big Lake, AK
  • Average pressure in December: 29.68"Hg

The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.68"Hg).

Average wind speed in December
Big Lake, AK

Average wind speed in December - Big Lake, AK
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is November (4.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).

Average humidity in December
Big Lake, AK

Average humidity in December - Big Lake, AK
  • Average humidity in December: 86%

The month with the highest relative humidity is March (88%).
The month with the lowest relative humidity is May (64%).

Average rainfall in December
Big Lake, AK

Average rainfall in December - Big Lake, AK
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is September (1.77").
The driest months (with the least rainfall) are April and May (0.59").

Average rainfall days in December
Big Lake, AK

Average rainfall days in December - Big Lake, AK
  • Average rainfall days in December: 8.7 days

The month with the highest number of rainy days is August (17.4 days).
The month with the least rainy days is February (7.4 days).

Average snowfall in December
Big Lake, AK

Average snowfall in December - Big Lake, AK
  • Average snowfall in December: 5.67"

The month with the highest snowfall is December (5.67").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Big Lake, AK

Average snowfall days in December - Big Lake, AK
  • Average snowfall days in December: 11.2 days

The month with the highest number of snowfall days is December (11.2 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Big Lake, AK

Average daylight in December / Average sunshine in December - Big Lake, AK
  • Average daylight in December: 5h and 3min

The month with the longest days is June (Average daylight: 19h and 18min).
The month with the shortest days is December (Average daylight: 5h and 30min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is May (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).

Average sunshine days in December
Big Lake, AK

Average sunshine days in December - Big Lake, AK
  • Average sunshine days in December: 15.4 days

The month with the most sunshine days is January (17 days).
The month with the least sunshine days is August (11.6 days).

Average UV index in December
Big Lake, AK

Average UV index in December - Big Lake, AK
  • Average UV index in December: 1

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

Average cloud cover in December
Big Lake, AK

Average cloud cover in December - Big Lake, AK
  • Average cloud cover in December: 45

The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is May (Cloud cover 38).

Average visibility in December
Big Lake, AK

Average visibility in December - Big Lake, AK
  • Average visibility in December: 5mi

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

Big Lake, Alaska, USA

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