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
With December's onset, the weather reveals a slight temperature decrease, transitioning from a subzero cold 16.7°F (-8.5°C) in November to an extremely cold 10.6°F (-11.9°C). The average temperature in Stony River during December nights dips to an arctic cold 0.9°F (-17.3°C).Humidity
The months with the highest humidity in Stony River are February, March and December, with an average relative humidity of 94%.Rainfall
In Stony River, in December, it is raining for 4.5 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, in Stony River, 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. The month with the most snowfall is December, when snow falls for 17.2 days and typically aggregates up to 9.92" (252mm) of snow.Daylight
The month with the shortest days is December, with an average of 5h and 24min of daylight.On the first day of December, sunrise is at 10:19 am and sunset at 4:12 pm. On the last day of the month, sunrise is at 10:46 am and sunset at 4:13 pm AKST.
Sunshine
With an average of 2.3h of sunshine, December has the least sunshine of the year in Stony River.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 estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 1 suggests this advice:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Frequently asked questions
How cold is December in Stony River?
What is the most humid month in Stony River?
What is the average humidity in December in Stony River?
How many days does it rain in December in Stony River?
What is the snowiest month in Stony River?
How many days does it snow in December in Stony River?
What is the month with the shortest days in Stony River?
What is the average length of the day in December in Stony River?
When are sunrise and sunset in December in Stony River?
What is the month with the least sunshine in Stony River?
How long on average sun shines in December in Stony River?
What are the months with the lowest UV index in Stony River?
What is the UV index intensity in December in Stony River?
Average temperature in December
Stony River, 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
Stony River, 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
Stony River, 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
Stony River, 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
Stony River, 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
Stony River, 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
Stony River, 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
Stony River, 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
Stony River, AK
- Average daylight in December: 5h and 2min
The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).
- 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
Stony River, 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
Stony River, 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
Stony River, 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
Stony River, 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).
Stony River, Alaska, USA
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