Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The transition into December subtly indicates a reduction in the average high-temperature, down to a frigid cold 9.5°F (-12.5°C) from November's freezing cold 17.2°F (-8.2°C). Sheshalik, during December nights, records a temperature marginally cooler than the daytime average, at an arctic cold 3°F (-16.1°C).Humidity
In December, the average relative humidity is 89%.Rainfall
In Sheshalik, in December, it is raining for 2.3 days, with typically 0.79" (20mm) of accumulated precipitation. In Sheshalik, during the entire year, the rain falls for 83.3 days and collects up to 11.85" (301mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In December, it is snowing for 12.6 days. Throughout December, 2.8" (71mm) of snow is accumulated. In Sheshalik, during the entire year, snow falls for 86.9 days and aggregates up to 21.46" (545mm) of snow.Daylight
The average length of the day in December is 2h and 7min.On the first day of the month, sunrise is at 12:02 pm and sunset at 3:18 pm. On the last day of December, sunrise is at 12:48 pm and sunset at 3:01 pm AKST.
Sunshine
The average sunshine in December is 1h.UV index
February, April, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 1 during December translates into the following guidance:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
How many hours of daylight does Sheshalik have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Sheshalik have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Sheshalik, AK
- Average high temperature in December: 9.5°F
The warmest month (with the highest average high temperature) is July (54.9°F).
The month with the lowest average high temperature is January (6.3°F).
- Average low temperature in December: 3°F
The month with the highest average low temperature is August (48.4°F).
The coldest month (with the lowest average low temperature) is January (-1.1°F).
Average pressure in December
Sheshalik, AK
- Average pressure in December: 29.82"Hg
The month with the highest atmospheric pressure is March (29.96"Hg).
The months with the lowest atmospheric pressure are September and October (29.77"Hg).
Average wind speed in December
Sheshalik, AK
- Average wind speed in December: 11.2mph
The windiest month (with the highest average wind speed) is October (13.3mph).
The calmest month (with the lowest average wind speed) is May (7.9mph).
Average humidity in December
Sheshalik, AK
- Average humidity in December: 89%
The months with the highest relative humidity are February and March (90%).
The month with the lowest relative humidity is June (74%).
Average rainfall in December
Sheshalik, AK
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is August (1.85").
The driest month (with the least rainfall) is June (0.47").
Average rainfall days in December
Sheshalik, AK
- Average rainfall days in December: 2.3 days
The month with the highest number of rainy days is August (15.2 days).
The months with the least rainy days are January and December (2.3 days).
Average snowfall in December
Sheshalik, AK
- Average snowfall in December: 2.8"
The month with the highest snowfall is March (3.98").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Sheshalik, AK
- Average snowfall days in December: 12.6 days
The month with the highest number of snowfall days is December (12.6 days).
The month with the least snowfall days is July (0 days).
Average daylight in December /
Average sunshine in December
Sheshalik, AK
- Average daylight in December: 2h and 1min
The month with the longest days is May (Average daylight: 20h and 6min).
The month with the shortest days is June (Average daylight: 0h and 48min).
- Average sunshine in December: 1h and 0min
The month with the most sunshine is August (Average sunshine: 7h and 48min).
The month with the least sunshine is June (Average sunshine: 0h and 36min).
Average sunshine days in December
Sheshalik, AK
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is June (20.5 days).
The month with the least sunshine days is August (13 days).
Average UV index in December
Sheshalik, AK
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 3).
The months with the lowest UV index are February, April, November and December (UV index 1).
Average cloud cover in December
Sheshalik, AK
- Average cloud cover in December: 58
The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is June (Cloud cover 39).
Average visibility in December
Sheshalik, AK
- Average visibility in December: 5mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, April and December (5mi).
Sheshalik, Alaska, USA
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