December weather forecast
Tonsina, AK

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Weather in December

December, the first month of the winter in Tonsina, is also a frigid cold month, with an average temperature varying between 11.5°F (-11.4°C) and 0.9°F (-17.3°C).

Temperature

As Tonsina transitions from November to December, the average high-temperatures adjust to a frigid cold 11.5°F (-11.4°C), nearly the same as the previous 16.2°F (-8.8°C). The temperature in Tonsina lowers to an average of 0.9°F (-17.3°C) during December nights.

Humidity

In December, the average relative humidity is 89%.

Rainfall

In Tonsina, during December, the rain falls for 5.5 days and regularly aggregates up to 0.59" (15mm) of precipitation. Throughout the year, there are 81.1 rainfall days, and 5.71" (145mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. December is the month with the most snowfall. Snow falls for 11.2 days and accumulates 4.57" (116mm) of snow.

Daylight

With an average of 5h and 30min of daylight, December has the shortest days of the year in Tonsina.
On the first day of December, sunrise is at 9:32 am and sunset at 3:27 pm. On the last day of the month, sunrise is at 9:59 am and sunset at 3:28 pm AKST.

Sunshine

The months with the least sunshine are January and December, with an average of 3.9h of sunshine.

UV index

January through April, September through December, with an average maximum UV index of 2, are months with the lowest UV index in Tonsina. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In December, an average UV index of 2 transforms into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

How cold is December in Tonsina?

In December, in Tonsina, the average high-temperature is 11.5°F (-11.4°C), and the average low-temperature is 0.9°F (-17.3°C).

What is the average humidity in December in Tonsina?

In Tonsina, Alaska, the average relative humidity in December is 89%.

How much does it rain in Tonsina in December?

In December, in Tonsina, Alaska, the rain falls for 5.5 days. Throughout December, 0.59" (15mm) of precipitation is accumulated.

When does it snow the most in Tonsina?

December is the month with the most snowfall in Tonsina, Alaska. Snow falls for 11.2 days and accumulates 4.57" (116mm) of snow.

How many days does it snow in December in Tonsina?

In Tonsina, during December, snow falls for 11.2 days and regularly aggregates up to 4.57" (116mm) of snow.

What is the month with the shortest days in Tonsina?

The month with the shortest days in Tonsina is December, with an average of 5h and 30min of daylight.

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

The average day length in December in Tonsina is 5h and 28min.

When is the sunrise / sunset in December in Tonsina?

In December, on the first day of the month, sunrise is at 9:32 am and sunset at 3:27 pm. On the last day of the month, in Tonsina, Alaska, sunrise is at 9:59 am and sunset at 3:28 pm AKST.

What are the months with the least sunshine in Tonsina?

The months with the least sunshine in Tonsina are January and December, with an average of 3.9h of sunshine.

How long on average sun shines in December in Tonsina?

In Tonsina, the average sunshine duration in December is 3.9h.

When is the lowest UV index in Tonsina?

The months with the lowest UV index in Tonsina are January through April, September through December, with an average maximum UV index of 2.

What is the UV index intensity in December in Tonsina?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Tonsina, AK

Average temperature in December - Tonsina, AK
  • Average high temperature in December: 11.5°F

The warmest month (with the highest average high temperature) is July (67.5°F).
The month with the lowest average high temperature is January (9.1°F).

  • Average low temperature in December: 0.9°F

The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is January (-1.8°F).

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Average pressure in December
Tonsina, AK

Average pressure in December - Tonsina, AK
  • Average pressure in December: 29.78"Hg

The month with the highest atmospheric pressure is July (29.95"Hg).
The months with the lowest atmospheric pressure are September, October, November and December (29.78"Hg).

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Average wind speed in December
Tonsina, AK

Average wind speed in December - Tonsina, AK
  • Average wind speed in December: 4.5mph

The windiest month (with the highest average wind speed) is June (6.2mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).

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Average humidity in December
Tonsina, AK

Average humidity in December - Tonsina, AK
  • Average humidity in December: 89%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is June (57%).

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Average rainfall in December
Tonsina, AK

Average rainfall in December - Tonsina, AK
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is August (0.91").
The driest month (with the least rainfall) is April (0.2").

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Average rainfall days in December
Tonsina, AK

Average rainfall days in December - Tonsina, AK
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is August (11.3 days).
The months with the least rainy days are February and November (3.7 days).

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Average snowfall in December
Tonsina, AK

Average snowfall in December - Tonsina, AK
  • Average snowfall in December: 4.57"

The month with the highest snowfall is December (4.57").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Tonsina, AK

Average snowfall days in December - Tonsina, 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 and July (0 days).

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

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

The month with the longest days is June (Average daylight: 19h and 24min).
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 June (Average sunshine: 14h and 12min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).

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Average sunshine days in December
Tonsina, AK

Average sunshine days in December - Tonsina, AK
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is March (24.2 days).
The month with the least sunshine days is August (17.3 days).

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Average UV index in December
Tonsina, AK

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

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, September, October, November and December (UV index 2).

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Average cloud cover in December
Tonsina, AK

Average cloud cover in December - Tonsina, AK
  • Average cloud cover in December: 43

The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in December
Tonsina, AK

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

The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January and March (4mi).

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Tonsina, Alaska, USA

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