December weather forecast
Ester, AK

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Weather in December

The first month of the winter, December, is also a frigid cold month in Ester, Alaska, with an average temperature ranging between min -4.5°F (-20.3°C) and max 5.9°F (-14.5°C).

Temperature

Transitioning from November to December involves a subtle drop in average high-temperatures, descending from 11.7°F (-11.3°C) to a still frigid cold 5.9°F (-14.5°C). Ester records an average low of -4.5°F (-20.3°C) throughout the nights in December.

Humidity

In Ester, the average relative humidity in December is 92%.

Rainfall

In Ester, in December, it is raining for 2.3 days, with typically 0.47" (12mm) of accumulated precipitation. Throughout the year, in Ester, there are 98.7 rainfall days, and 10.75" (273mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In December, it is snowing for 12.5 days. Throughout December, 3.46" (88mm) of snow is accumulated. In Ester, during the entire year, snow falls for 78.4 days and aggregates up to 25" (635mm) of snow.

Daylight

The month with the shortest days is December, with an average of 4h and 0min of daylight.
On the first day of the month, sunrise is at 10:22 am and sunset at 3:00 pm. On the last day of December, in Ester, sunrise is at 10:55 am and sunset at 2:55 pm AKST.

Sunshine

The month with the least sunshine is December, with an average of 1.9h of sunshine.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 1 in December translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is it in Ester in December?

In December, in Ester, the average high-temperature is 5.9°F (-14.5°C), and the average low-temperature is -4.5°F (-20.3°C).

What is the average humidity in December in Ester?

In December, the average relative humidity in Ester is 92%.

How much does it rain in Ester in December?

In Ester, Alaska, during December, the rain falls for 2.3 days and regularly aggregates up to 0.47" (12mm) of precipitation.

How many days does it snow in December in Ester?

In Ester, Alaska, in December, during 12.5 snowfall days, 3.46" (88mm) of snow is typically accumulated.

What is the month with the shortest days in Ester?

With an average of 4h and 0min of daylight, December has the shortest days of the year.

How many hours of daylight does Ester have in December?

In Ester, the average day length in December is 3h and 58min.

When are sunrise and sunset in December in Ester?

In December, on the first day of the month, sunrise is at 10:22 am and sunset at 3:00 pm. On the last day of the month, sunrise is at 10:55 am and sunset at 2:55 pm AKST.

What is the month with the least sunshine in Ester?

December has the least sunshine of the year, with an average of 1.9h of sunshine.

How long on average sun shines in December in Ester?

In December, the average sunshine duration in Ester, Alaska, is 1.9h.

What is the month with the lowest UV index in Ester?

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

How high is the UV index in December in Ester?

The average daily maximum UV index in December in Ester, Alaska, is 1. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to 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
Ester, AK

Average temperature in December - Ester, AK
  • Average high temperature in December: 5.9°F

The warmest month (with the highest average high temperature) is July (71.6°F).
The month with the lowest average high temperature is January (1.8°F).

  • Average low temperature in December: -4.5°F

The month with the highest average low temperature is July (50.7°F).
The coldest month (with the lowest average low temperature) is January (-9°F).

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Average pressure in December
Ester, AK

Average pressure in December - Ester, AK
  • Average pressure in December: 29.86"Hg

The month with the highest atmospheric pressure is February (29.97"Hg).
The month with the lowest atmospheric pressure is September (29.77"Hg).

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Average wind speed in December
Ester, AK

Average wind speed in December - Ester, AK
  • Average wind speed in December: 4.2mph

The windiest month (with the highest average wind speed) is May (4.8mph).
The calmest months (with the lowest average wind speed) are January, August, October, November and December (4.2mph).

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Average humidity in December
Ester, AK

Average humidity in December - Ester, AK
  • Average humidity in December: 92%

The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is June (56%).

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Average rainfall in December
Ester, AK

Average rainfall in December - Ester, AK
  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is August (2.2").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in December
Ester, AK

Average rainfall days in December - Ester, AK
  • Average rainfall days in December: 2.3 days

The month with the highest number of rainy days is August (16.5 days).
The month with the least rainy days is February (1.8 days).

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Average snowfall in December
Ester, AK

Average snowfall in December - Ester, AK
  • Average snowfall in December: 3.46"

The month with the highest snowfall is November (5.91").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Ester, AK

Average snowfall days in December - Ester, AK
  • Average snowfall days in December: 12.5 days

The month with the highest number of snowfall days is November (13.5 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
Ester, AK

Average daylight in December / Average sunshine in December - Ester, AK
  • Average daylight in December: 4h and 0min

The month with the longest days is June (Average daylight: 21h and 30min).
The month with the shortest days is December (Average daylight: 4h and 0min).

  • Average sunshine in December: 1h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).

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Average sunshine days in December
Ester, AK

Average sunshine days in December - Ester, AK
  • Average sunshine days in December: 19 days

The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is April (11.8 days).

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Average UV index in December
Ester, AK

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

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

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Average cloud cover in December
Ester, AK

Average cloud cover in December - Ester, AK
  • Average cloud cover in December: 51

The months with the most cloud cover are March and April (Cloud cover 55).
The months with the least cloud cover are May and June (Cloud cover 40).

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Average visibility in December
Ester, AK

Average visibility in December - Ester, AK
  • Average visibility in December: 4mi

The months with the highest visibility are May, June, July, August and September (6mi).
The month with the lowest visibility is March (3mi).

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Ester, Alaska, USA

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