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
December's arrival aligns with a minor decrease in average high-temperatures, from November's extreme cold 13.5°F (-10.3°C) to a still frigid cold 7.7°F (-13.5°C). Nighttime temperature experiences an average drop to a polar cold -3.3°F (-19.6°C) in December.Humidity
In Nikolai, the average relative humidity in December is 93%.Rainfall
In December, the rain falls for 3.4 days. Throughout December, 1.02" (26mm) of precipitation is accumulated. Throughout the year, there are 111.7 rainfall days, and 14.88" (378mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Nikolai, in December, during 15.5 snowfall days, 7.17" (182mm) of snow is typically accumulated. Throughout the year, there are 96.1 snowfall days, and 38.66" (982mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 4h and 54min of daylight.On the first day of the month, sunrise is at 10:23 am and sunset at 3:49 pm. On the last day of December, sunrise is at 10:52 am and sunset at 3:49 pm AKST.
Sunshine
With an average of 2.4h of sunshine, December has the least sunshine of the year.UV index
January, March, October through December, with an average maximum UV index of 1, are months with the lowest UV index in Nikolai. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: A maximum daily UV index of 1 during December morphs into the following directions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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 December?
How much does it snow in Nikolai in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Nikolai, AK
- Average high temperature in December: 7.7°F
The warmest month (with the highest average high temperature) is July (67.1°F).
The month with the lowest average high temperature is January (2.5°F).
- Average low temperature in December: -3.3°F
The month with the highest average low temperature is July (50°F).
The coldest month (with the lowest average low temperature) is January (-8°F).
Average pressure in December
Nikolai, AK
- Average pressure in December: 29.75"Hg
The month with the highest atmospheric pressure is July (29.92"Hg).
The month with the lowest atmospheric pressure is October (29.72"Hg).
Average wind speed in December
Nikolai, AK
- Average wind speed in December: 5.3mph
The windiest month (with the highest average wind speed) is May (5.9mph).
The calmest months (with the lowest average wind speed) are February, November and December (5.3mph).
Average humidity in December
Nikolai, AK
- Average humidity in December: 93%
The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is June (62%).
Average rainfall in December
Nikolai, AK
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is August (2.13").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in December
Nikolai, AK
- Average rainfall days in December: 3.4 days
The month with the highest number of rainy days is August (18.9 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in December
Nikolai, AK
- Average snowfall in December: 7.17"
The month with the highest snowfall is November (10.16").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Nikolai, AK
- Average snowfall days in December: 15.5 days
The months with the highest number of snowfall days are March and November (15.8 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Nikolai, AK
- Average daylight in December: 4h and 5min
The month with the longest days is June (Average daylight: 20h and 6min).
The month with the shortest days is December (Average daylight: 4h and 54min).
- Average sunshine in December: 2h and 2min
The month with the most sunshine is May (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in December
Nikolai, AK
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is August (9.6 days).
Average UV index in December
Nikolai, AK
- Average UV index in December: 1
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, March, October, November and December (UV index 1).
Average cloud cover in December
Nikolai, AK
- Average cloud cover in December: 65
The month with the most cloud cover is April (Cloud cover 68).
The months with the least cloud cover are May and June (Cloud cover 47).
Average visibility in December
Nikolai, 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).
Nikolai, Alaska, USA
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