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 shift from November to December includes a small decrease in the average high-temperature, from a freezing cold 16.7°F (-8.5°C) to a frigid cold 10.6°F (-11.9°C). In December, the average low-temperature records at an arctic cold 0.9°F (-17.3°C) during the nights.Humidity
The months with the highest humidity are February, March and December, with an average relative humidity of 94%.Rainfall
In December, the rain falls for 4.5 days. Throughout December, 1.57" (40mm) of precipitation is accumulated. Throughout the year, there are 135.6 rainfall days, and 19.72" (501mm) 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 17.2 days and accumulates 9.92" (252mm) of snow.Daylight
December has the shortest days of the year, with an average of 5h and 30min of daylight.On the first day of December, sunrise is at 10:20 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 10:47 am and sunset at 4:16 pm AKST.
Sunshine
The month with the least sunshine is December, with an average of 2.3h of sunshine.UV index
January through March, October and 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 minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The average daily UV index of 1 in December transforms into the following instructions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. To protect against the Sun's most potent rays, avoid direct exposure around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What are the most humid months?
What is the average humidity in December?
How much does it rain in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Sleetmute have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Sleetmute, AK
- Average high temperature in December: 10.6°F
The warmest month (with the highest average high temperature) is July (64.4°F).
The month with the lowest average high temperature is January (6.4°F).
- Average low temperature in December: 0.9°F
The month with the highest average low temperature is July (48°F).
The coldest month (with the lowest average low temperature) is January (-3.6°F).
Average pressure in December
Sleetmute, AK
- Average pressure in December: 29.71"Hg
The month with the highest atmospheric pressure is July (29.93"Hg).
The month with the lowest atmospheric pressure is October (29.7"Hg).
Average wind speed in December
Sleetmute, AK
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is October (6.8mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in December
Sleetmute, AK
- Average humidity in December: 94%
The months with the highest relative humidity are February, March and December (94%).
The month with the lowest relative humidity is June (65%).
Average rainfall in December
Sleetmute, AK
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is August (2.52").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in December
Sleetmute, AK
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in December
Sleetmute, AK
- Average snowfall in December: 9.92"
The month with the highest snowfall is December (9.92").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Sleetmute, AK
- Average snowfall days in December: 17.2 days
The month with the highest number of snowfall days is March (18 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Sleetmute, 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: 2h and 2min
The month with the most sunshine is May (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).
Average sunshine days in December
Sleetmute, AK
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is April (8.4 days).
Average UV index in December
Sleetmute, AK
- Average UV index in December: 1
The months with the highest UV index are May and July (UV index 4).
The months with the lowest UV index are January, February, March, October and December (UV index 1).
Average cloud cover in December
Sleetmute, AK
- Average cloud cover in December: 67
The month with the most cloud cover is April (Cloud cover 69).
The month with the least cloud cover is June (Cloud cover 50).
Average visibility in December
Sleetmute, AK
- Average visibility in December: 4mi
The months with the highest visibility are May, June and July (6mi).
The months with the lowest visibility are January, February, March, April, November and December (4mi).
Sleetmute, Alaska, USA
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