Bethel
Alaska, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Bethel, AK

December, the first month of the winter, in Bethel, is also a subzero cold month, with average temperature fluctuating between 15.6°F (-9.1°C) and 3.2°F (-16°C).

Temperature

In December, the average high-temperature marginally drops, from 23.2°F (-4.9°C) in November, to a still freezing cold 15.6°F (-9.1°C). In Bethel, the average low-temperature is 3.2°F (-16°C).

Rainfall

In Bethel, during December, the rain falls for 11 days and regularly aggregates up to 1.1" (28.4mm) of precipitation. In Bethel, Alaska, during the entire year, the rain falls for 142.3 days and collects up to 16.2" (410.9mm) of precipitation.

Snowfall

Months with snowfall in Bethel, Alaska, are January through June, September through December. The month with the most snowfall in Bethel is December when snow falls for 9 days and typically aggregates up to 9.5" (241.3mm) of snow.

Daylight

With an average of 5.8h of daylight, December has the shortest days of the year in Bethel.

Sunshine

Months with the least sunshine in Bethel are January, November and December, with an average of 3h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 0, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to the UV radiation for the ordinary person.
The average daily UV index of 0 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Bethel?

In Bethel, in December, the average high-temperature is 15.6°F (-9.1°C), and the average low-temperature is 3.2°F (-16°C).

How many days does it rain in December in Bethel?

In Bethel, Alaska, in December, it is raining for 11 days, with typically 1.1" (28.4mm) of accumulated precipitation.

How many days does it snow in December in Bethel?

In December, it is snowing for 9 days. Throughout December, 9.5" (241.3mm) of snow is accumulated.

What is the snowiest month in Bethel?

December is the month with the most snowfall. Snow falls for 9 days and accumulates 9.5" (241.3mm) of snow.

What is the month with the shortest days in Bethel?

December has the shortest days of the year, with an average of 5.8h of daylight.

How many hours of daylight does Bethel have in December?

The average length of the day in December is 5.8h.

What is the month with the least sunshine in Bethel?

Months with the least sunshine in Bethel, Alaska, are January, November and December, with an average of 3h of sunshine.

How long on average sun shines in December in Bethel?

The average sunshine in December in Bethel, Alaska, is 3h.

What are the months with the lowest UV index in Bethel?

Months with the lowest UV index in Bethel, Alaska, are January, February, November and December, with an average maximum UV index of 0.

How high is the UV index in December in Bethel?

In Bethel, the average daily maximum UV index in December is 0. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV radiation.
Average temperature in December - Bethel, AK
  • Average high temperature in December: 15.6°F

The warmest month (with the highest average high temperature) is July (63.1°F).
The month with the lowest average high temperature is January (12.4°F).

  • Average low temperature in December: 3.2°F

The month with the highest average low temperature is July (48.8°F).
The coldest month (with the lowest average low temperature) is January (0.7°F).

Average rainfall in December - Bethel, AK
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is August (3").
The driest month (with the lowest rainfall) is February (0.5").

Average rainfall days in December - Bethel, AK
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is August (18.3 days).
The month with the lowest number of rainy days is February (5.8 days).

Average snowfall in December - Bethel, AK
  • Average snowfall in December: 9.5"

The month with the highest snowfall is December (9.5").
Months with the lowest snowfall are July and August (0").

Average snowfall days in December - Bethel, AK
  • Average snowfall days in December: 9 days

The month with the highest number of snowfall days is November (9.1 days).
Months with the lowest number of snowfall days are July and August (0 days).

Average daylight in December / Average sunshine in December - Bethel, AK
  • Average daylight in December: 5.8h

The month with the longest days is June (Average daylight: 19h).
The month with shortest days is December (Average daylight: 5.8h).

  • Average sunshine in December: 3h

Months with most sunshine are May and June (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 3).

Average UV index in December - Bethel, AK
  • Average UV index in December: 0

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, February, November and December (UV index 0).