December weather forecast
Tatitlek, AK

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Weather in December

December, the first month of the winter in Tatitlek, is also a subzero cold month, with an average temperature varying between 20.1°F (-6.6°C) and 12.4°F (-10.9°C).

Temperature

With December's arrival, Tatitlek notes an average high-temperature of a still subzero cold 20.1°F (-6.6°C), closely following the trend of the preceding month. Tatitlek's December nights experience a subtle temperature dip to an average of 12.4°F (-10.9°C).

Humidity

In December, the average relative humidity is 87%.

Rainfall

The month with the most rainfall is December, when the rain falls for 10.1 days and typically aggregates up to 7.44" (189mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. December is the month with the most snowfall. Snow falls for 17.8 days and accumulates 26.73" (679mm) of snow.

Daylight

December has the shortest days of the year, with an average of 5h and 48min of daylight.
On the first day of December, sunrise is at 9:30 am and sunset at 3:41 pm. On the last day of the month, sunrise is at 9:57 am and sunset at 3:43 pm AKST.

Sunshine

The month with the least sunshine is December, with an average of 2.8h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a regular UV index of 1 translates into these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

During December, Tatitlek experiences an average high-temperature of 20.1°F (-6.6°C) and a low-temperature of 12.4°F (-10.9°C).

What is the average humidity in December?

In Tatitlek, the average relative humidity in December is 87%.

What is the rainiest month?

The month with the most rainfall is December, when the rain falls for 10.1 days and typically aggregates up to 7.44" (189mm) of precipitation.

How many days does it rain in December?

In Tatitlek, in December, it is raining for 10.1 days, with typically 7.44" (189mm) of accumulated precipitation.

What is the snowiest month?

December is the month with the most snowfall in Tatitlek. Snow falls for 17.8 days and accumulates 26.73" (679mm) of snow.

How much does it snow in December?

In Tatitlek, in December, snow falls for 17.8 days, with typically accumulated 26.73" (679mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 5h and 48min of daylight.

What is the average length of the day in December?

The average day length in December is 5h and 45min.

When are sunrise and sunset in December in Tatitlek?

In December, on the first day of the month, sunrise is at 9:30 am and sunset at 3:41 pm. On the last day of the month, sunrise is at 9:57 am and sunset at 3:43 pm AKST.

What is the month with the least sunshine?

With an average of 2.8h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

In December, the average sunshine duration is 2.8h.

When is the lowest UV index?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in December?

The average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health risk 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
Tatitlek, AK

Average temperature in December - Tatitlek, AK
  • Average high temperature in December: 20.1°F

The warmest month (with the highest average high temperature) is July (53.2°F).
The month with the lowest average high temperature is January (18°F).

  • Average low temperature in December: 12.4°F

The month with the highest average low temperature is July (43.2°F).
The coldest month (with the lowest average low temperature) is January (10°F).

Average pressure in December
Tatitlek, AK

Average pressure in December - Tatitlek, AK
  • Average pressure in December: 29.71"Hg

The month with the highest atmospheric pressure is July (29.98"Hg).
The month with the lowest atmospheric pressure is November (29.69"Hg).

Average wind speed in December
Tatitlek, AK

Average wind speed in December - Tatitlek, AK
  • Average wind speed in December: 7.2mph

The windiest month (with the highest average wind speed) is November (8.1mph).
The calmest month (with the lowest average wind speed) is July (3.7mph).

Average humidity in December
Tatitlek, AK

Average humidity in December - Tatitlek, AK
  • Average humidity in December: 87%

The months with the highest relative humidity are January and April (88%).
The months with the lowest relative humidity are May, June, July and November (83%).

Average rainfall in December
Tatitlek, AK

Average rainfall in December - Tatitlek, AK
  • Average rainfall in December: 7.44"

The wettest month (with the highest rainfall) is December (7.44").
The driest month (with the least rainfall) is June (1.93").

Average rainfall days in December
Tatitlek, AK

Average rainfall days in December - Tatitlek, AK
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is August (18.7 days).
The month with the least rainy days is February (6.2 days).

Average snowfall in December
Tatitlek, AK

Average snowfall in December - Tatitlek, AK
  • Average snowfall in December: 26.73"

The month with the highest snowfall is December (26.73").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Tatitlek, AK

Average snowfall days in December - Tatitlek, AK
  • Average snowfall days in December: 17.8 days

The month with the highest number of snowfall days is December (17.8 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Tatitlek, AK
  • Average daylight in December: 5h and 5min

The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in December: 2h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).

Average sunshine days in December
Tatitlek, AK

Average sunshine days in December - Tatitlek, AK
  • Average sunshine days in December: 9.7 days

The months with the most sunshine days are January and May (12.3 days).
The month with the least sunshine days is December (9.7 days).

Average UV index in December
Tatitlek, AK

Average UV index in December - Tatitlek, AK
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in December
Tatitlek, AK

Average cloud cover in December - Tatitlek, AK
  • Average cloud cover in December: 58

The month with the most cloud cover is December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 50).

Average visibility in December
Tatitlek, AK

Average visibility in December - Tatitlek, AK
  • Average visibility in December: 5mi

The month with the highest visibility is June (6mi).
The months with the lowest visibility are January, February and April (4mi).

Tatitlek, Alaska, USA

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