December weather forecastSaint Terese, AK

December

Weather in December

The first month of the winter, December, is also a subzero cold month in Saint Terese, Alaska, with an average temperature fluctuating between 21.6°F (-5.8°C) and 27.7°F (-2.4°C).

Temperature

January and December, with an average high-temperature of 27.7°F (-2.4°C), are the coldest months.

Humidity

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

Rainfall

In December, the rain falls for 14.2 days. Throughout December, 7.87" (200mm) of precipitation is accumulated. Throughout the year, there are 203.6 rainfall days, and 74.57" (1894mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. December is the month with the most snowfall in Saint Terese. Snow falls for 17.3 days and accumulates 26.69" (678mm) of snow.

Daylight

December has the shortest days of the year, with an average of 6h and 30min of daylight.
On the first day of the month, sunrise is at 8:23 am and sunset at 3:13 pm. On the last day of December, sunrise is at 8:48 am and sunset at 3:16 pm AKST.

Sunshine

In Saint Terese, the average sunshine in December is 3.2h.

UV index

October through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The months of January and December bring the lowest temperatures, averaging a high of 27.7°F (-2.4°C).

In Saint Terese, 27.7°F (-2.4°C) is the average high-temperature and 21.6°F (-5.8°C) is the average low-temperature during December.

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

In Saint Terese, during December, the rain falls for 14.2 days and regularly aggregates up to 7.87" (200mm) of precipitation.

The month with the most snowfall is December, when snow falls for 17.3 days and typically aggregates up to 26.69" (678mm) of snow.

In December, it is snowing for 17.3 days. Throughout December, 26.69" (678mm) of snow is accumulated.

The month with the shortest days is December, with an average of 6h and 30min of daylight.

In December, the average day length is 6h and 28min.

On the first day of December, sunrise is at 8:23 am and sunset at 3:13 pm. On the last day of the month, sunrise is at 8:48 am and sunset at 3:16 pm AKST.

In Saint Terese, the average sunshine duration in December is 3.2h.

The months with the lowest UV index are October through December, with an average maximum UV index of 1.

In Saint Terese, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Saint Terese, AK

  • Average high temperature in December: 27.7°F

The warmest month (with the highest average high temperature) is July (55°F).
The months with the lowest average high temperature are January and December (27.7°F).

  • Average low temperature in December: 21.6°F

The month with the highest average low temperature is August (46.4°F).
The coldest month (with the lowest average low temperature) is February (19.9°F).

Average pressure in December
Saint Terese, AK

  • Average pressure in December: 29.87"Hg

The month with the highest atmospheric pressure is July (30.03"Hg).
The month with the lowest atmospheric pressure is November (29.8"Hg).

Average wind speed in December
Saint Terese, AK

  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest months (with the lowest average wind speed) are June and July (3.8mph).

Average humidity in December
Saint Terese, AK

  • Average humidity in December: 87%

The months with the highest relative humidity are January and August (89%).
The month with the lowest relative humidity is November (85%).

Average rainfall in December
Saint Terese, AK

  • Average rainfall in December: 7.87"

The wettest month (with the highest rainfall) is October (9.06").
The driest month (with the least rainfall) is May (3.5").

Average rainfall days in December
Saint Terese, AK

  • Average rainfall days in December: 14.2 days

The month with the highest number of rainy days is October (21.6 days).
The month with the least rainy days is February (9.3 days).

Average snowfall in December
Saint Terese, AK

  • Average snowfall in December: 26.69"

The month with the highest snowfall is December (26.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Saint Terese, AK

  • Average snowfall days in December: 17.3 days

The month with the highest number of snowfall days is December (17.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Saint Terese, AK

  • Average daylight in December: 6h and 30min

The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).

  • Average sunshine in December: 3h and 12min

The month with the most sunshine is June (Average sunshine: 7h and 42min).
The months with the least sunshine are January and November (Average sunshine: 3h and 0min).

Average sunshine days in December
Saint Terese, AK

  • Average sunshine days in December: 7.3 days

The month with the most sunshine days is May (11.1 days).
The month with the least sunshine days is January (6.4 days).

Average UV index in December
Saint Terese, AK

  • Average UV index in December: 1

The months with the highest UV index are May, June and July (UV index 3).
The months with the lowest UV index are October, November and December (UV index 1).

Average cloud cover in December
Saint Terese, AK

  • Average cloud cover in December: 68

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is May (Cloud cover 56).

Average visibility in December
Saint Terese, AK

  • Average visibility in December: 5mi

The months with the highest visibility are February, March, April, May, June, September, October, November and December (5mi).
The months with the lowest visibility are January, July and August (4mi).