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 beginning of December brings a slight decrease in the average high-temperature, transitioning from a wintry 32.4°F (0.2°C) in November to a freezing cold 24.8°F (-4°C). A modest decline from daytime high temperatures in Chefornak, Alaska, is noticed in December, marking the average low at a still subzero cold 19.2°F (-7.1°C).Humidity
The average relative humidity in December is 88%.Rainfall
In Chefornak, in December, it is raining for 6.2 days, with typically 2.01" (51mm) of accumulated precipitation. In Chefornak, during the entire year, the rain falls for 137.7 days and collects up to 20.43" (519mm) of precipitation.Snowfall
January through June, October through December are months with snowfall in Chefornak. The month with the most snowfall in Chefornak, Alaska, is December, when snow falls for 14.7 days and typically aggregates up to 3.78" (96mm) of snow.Daylight
The month with the shortest days in Chefornak, Alaska, is December, with an average of 6h and 0min of daylight.On the first day of December in Chefornak, sunrise is at 10:35 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 11:00 am and sunset at 5:00 pm AKST.
Sunshine
December has the least sunshine of the year in Chefornak, Alaska, with an average of 1.8h of sunshine.UV index
January, 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 exposure to the Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 1 suggests these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
How cold is December in Chefornak?
What is the average humidity in December in Chefornak?
How much does it rain in Chefornak in December?
What is the snowiest month in Chefornak?
How many days does it snow in December in Chefornak?
What is the month with the shortest days in Chefornak?
How many hours of daylight does Chefornak have in December?
When is the sunrise / sunset in December in Chefornak?
What is the month with the least sunshine in Chefornak?
How long on average sun shines in December in Chefornak?
What is the month with the lowest UV index in Chefornak?
What is the UV index reading in December in Chefornak?
Average temperature in December
Chefornak, AK
- Average high temperature in December: 24.8°F
The warmest month (with the highest average high temperature) is August (53.2°F).
The month with the lowest average high temperature is January (19.4°F).
- Average low temperature in December: 19.2°F
The month with the highest average low temperature is August (49.1°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in December
Chefornak, AK
- Average pressure in December: 29.6"Hg
The month with the highest atmospheric pressure is July (29.92"Hg).
The month with the lowest atmospheric pressure is December (29.6"Hg).
Average wind speed in December
Chefornak, AK
- Average wind speed in December: 17.6mph
The windiest month (with the highest average wind speed) is November (19.3mph).
The calmest month (with the lowest average wind speed) is July (11.7mph).
Average humidity in December
Chefornak, AK
- Average humidity in December: 88%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is October (79%).
Average rainfall in December
Chefornak, AK
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is September (2.83").
The driest month (with the least rainfall) is June (0.87").
Average rainfall days in December
Chefornak, AK
- Average rainfall days in December: 6.2 days
The month with the highest number of rainy days is September (21.1 days).
The month with the least rainy days is February (4 days).
Average snowfall in December
Chefornak, AK
- Average snowfall in December: 3.78"
The month with the highest snowfall is December (3.78").
The months with the least snowfall are July, August and September (0").
Average snowfall days in December
Chefornak, AK
- Average snowfall days in December: 14.7 days
The month with the highest number of snowfall days is December (14.7 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Chefornak, AK
- Average daylight in December: 6h and 0min
The month with the longest days is June (Average daylight: 18h and 48min).
The month with the shortest days is December (Average daylight: 6h and 0min).
- Average sunshine in December: 1h and 5min
The month with the most sunshine is May (Average sunshine: 7h and 30min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in December
Chefornak, AK
- Average sunshine days in December: 8.9 days
The month with the most sunshine days is May (14.7 days).
The month with the least sunshine days is September (4.7 days).
Average UV index in December
Chefornak, AK
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 3).
The months with the lowest UV index are January, April, November and December (UV index 1).
Average cloud cover in December
Chefornak, AK
- Average cloud cover in December: 74
The months with the most cloud cover are September and December (Cloud cover 74).
The month with the least cloud cover is May (Cloud cover 59).
Average visibility in December
Chefornak, AK
- Average visibility in December: 5mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March, April, November and December (5mi).
Chefornak, Alaska, USA
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