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
In December, the meteorological conditions change slightly, with the average high-temperature moving from a freezing cold 16.7°F (-8.5°C) in November to a frigid cold 10.6°F (-11.9°C). Throughout the nights in December, Stony River experiences an average low-temperature of 0.9°F (-17.3°C).Humidity
February, March and December, with an average relative humidity of 94%, are the most humid months.Rainfall
In Stony River, Alaska, in December, it is raining for 4.5 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, there are 135.6 rainfall days, and 19.72" (501mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. December is the month with the most snowfall. Snow falls for 17.2 days and accumulates 9.92" (252mm) of snow.Daylight
The month with the shortest days in Stony River is December, with an average of 5h and 24min of daylight.On the first day of the month, sunrise is at 10:19 am and sunset at 4:12 pm. On the last day of December, sunrise is at 10:46 am and sunset at 4:13 pm AKST.
Sunshine
The month with the least sunshine in Stony River is December, with an average of 2.3h of sunshine.UV index
The months with the lowest UV index are January through March, October and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A daily high UV index of 1 in December leads to these guidelines:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the most humid month?
What is the average humidity in December?
How many days 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 Stony River have in December?
When is the lowest UV index?
What is the UV index reading in December?
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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