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
Chalkyitsik observes a small decrease in the average high-temperature with the arrival of December, falling from November's 4.8°F (-15.1°C) to a still arctic cold -2.9°F (-19.4°C). Chalkyitsik, in the month of December, anticipates a consistent average low-temperature of -13.7°F (-25.4°C).Humidity
In December, the average relative humidity is 95%.Rainfall
In Chalkyitsik, in December, during 0.8 rainfall days, 0.43" (11mm) of precipitation is typically accumulated. Throughout the year, in Chalkyitsik, there are 63.3 rainfall days, and 6.57" (167mm) of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall. In Chalkyitsik, in December, during 13.5 snowfall days, 3.35" (85mm) of snow is typically accumulated. In Chalkyitsik, during the entire year, snow falls for 96.1 days and aggregates up to 20.63" (524mm) of snow.Daylight
The average length of the day in December is 2h and 32min.On the first day of the month, sunrise is at 10:37 am and sunset at 2:10 pm. On the last day of December, in Chalkyitsik, Alaska, sunrise is at 11:20 am and sunset at 1:56 pm AKST.
Sunshine
In Chalkyitsik, the average sunshine in December is 1.5h.UV index
January through March, September through December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: An average UV index of 1 in December transforms into this advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in Chalkyitsik in December?
How much does it snow in December?
What is the average length of the day in December?
When are sunrise and sunset in December in Chalkyitsik?
How many hours of sunshine does Chalkyitsik have in December?
What is the month with the lowest UV index in Chalkyitsik?
What is the UV index intensity in December?
Average temperature in December
Chalkyitsik, AK
- Average high temperature in December: -2.9°F
The warmest month (with the highest average high temperature) is July (74.3°F).
The month with the lowest average high temperature is January (-6.3°F).
- Average low temperature in December: -13.7°F
The month with the highest average low temperature is July (54.7°F).
The coldest month (with the lowest average low temperature) is January (-18°F).
Average pressure in December
Chalkyitsik, AK
- Average pressure in December: 29.94"Hg
The month with the highest atmospheric pressure is February (30.03"Hg).
The month with the lowest atmospheric pressure is September (29.79"Hg).
Average wind speed in December
Chalkyitsik, AK
- Average wind speed in December: 4.3mph
The windiest month (with the highest average wind speed) is June (6.5mph).
The calmest months (with the lowest average wind speed) are January, February and December (4.3mph).
Average humidity in December
Chalkyitsik, AK
- Average humidity in December: 95%
The months with the highest relative humidity are January, February and March (96%).
The month with the lowest relative humidity is June (44%).
Average rainfall in December
Chalkyitsik, AK
- Average rainfall in December: 0.43"
The wettest month (with the highest rainfall) is August (1.18").
The driest month (with the least rainfall) is February (0.28").
Average rainfall days in December
Chalkyitsik, AK
- Average rainfall days in December: 0.8 days
The month with the highest number of rainy days is August (11.7 days).
The month with the least rainy days is February (0.6 days).
Average snowfall in December
Chalkyitsik, AK
- Average snowfall in December: 3.35"
The month with the highest snowfall is November (3.58").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Chalkyitsik, AK
- Average snowfall days in December: 13.5 days
The month with the highest number of snowfall days is March (14.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Chalkyitsik, AK
- Average daylight in December: 2h and 3min
The month with the longest days is May (Average daylight: 19h and 48min).
The month with the shortest days is June (Average daylight: 2h and 18min).
- Average sunshine in December: 1h and 3min
The month with the most sunshine is May (Average sunshine: 10h and 54min).
The month with the least sunshine is June (Average sunshine: 1h and 0min).
Average sunshine days in December
Chalkyitsik, AK
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is June (21.4 days).
The month with the least sunshine days is April (14.7 days).
Average UV index in December
Chalkyitsik, 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, September, October, November and December (UV index 1).
Average cloud cover in December
Chalkyitsik, AK
- Average cloud cover in December: 66
The month with the most cloud cover is April (Cloud cover 73).
The month with the least cloud cover is June (Cloud cover 34).
Average visibility in December
Chalkyitsik, AK
- Average visibility in December: 2mi
The months with the highest visibility are May, June, July, August and September (6mi).
The months with the lowest visibility are January, February and December (2mi).
Chalkyitsik, Alaska, USA
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