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 advent of December signifies a minor shift to an average high-temperature of an extremely cold 11.5°F (-11.4°C), aligning closely with November. In December, Copper Center experiences an average nighttime temperature of 0.9°F (-17.3°C).Humidity
The average relative humidity in December is 89%.Rainfall
In Copper Center, during December, the rain falls for 5.5 days and regularly aggregates up to 0.59" (15mm) of precipitation. In Copper Center, during the entire year, the rain falls for 81.1 days and collects up to 5.71" (145mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. The month with the most snowfall is December, when snow falls for 11.2 days and typically aggregates up to 4.57" (116mm) of snow.Daylight
With an average of 5h and 24min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 9:35 am and sunset at 3:25 pm. On the last day of December, sunrise is at 10:03 am and sunset at 3:25 pm AKST.
Sunshine
January and December, with an average of 3.9h of sunshine, are months with the least sunshine.UV index
January through April, September through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 translates into these guidelines:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be watchful! The reflection of snow can enhance the intensity of 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 in Copper Center?
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 in Copper Center?
What is the month with the shortest days?
How many hours of daylight does Copper Center have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine in Copper Center?
How long on average sun shines in December in Copper Center?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Copper Center, AK
- Average high temperature in December: 11.5°F
The warmest month (with the highest average high temperature) is July (67.5°F).
The month with the lowest average high temperature is January (9.1°F).
- Average low temperature in December: 0.9°F
The month with the highest average low temperature is July (47.5°F).
The coldest month (with the lowest average low temperature) is January (-1.8°F).
Average pressure in December
Copper Center, AK
- Average pressure in December: 29.78"Hg
The month with the highest atmospheric pressure is July (29.95"Hg).
The months with the lowest atmospheric pressure are September, October, November and December (29.78"Hg).
Average wind speed in December
Copper Center, AK
- Average wind speed in December: 4.5mph
The windiest month (with the highest average wind speed) is June (6.2mph).
The calmest months (with the lowest average wind speed) are January and December (4.5mph).
Average humidity in December
Copper Center, AK
- Average humidity in December: 89%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is June (57%).
Average rainfall in December
Copper Center, AK
- Average rainfall in December: 0.59"
The wettest month (with the highest rainfall) is August (0.91").
The driest month (with the least rainfall) is April (0.2").
Average rainfall days in December
Copper Center, AK
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is August (11.3 days).
The months with the least rainy days are February and November (3.7 days).
Average snowfall in December
Copper Center, AK
- Average snowfall in December: 4.57"
The month with the highest snowfall is December (4.57").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Copper Center, AK
- Average snowfall days in December: 11.2 days
The month with the highest number of snowfall days is December (11.2 days).
The months with the least snowfall days are June and July (0 days).
Average daylight in December /
Average sunshine in December
Copper Center, 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: 3h and 5min
The month with the most sunshine is June (Average sunshine: 14h and 12min).
The months with the least sunshine are January and December (Average sunshine: 3h and 54min).
Average sunshine days in December
Copper Center, AK
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is March (24.2 days).
The month with the least sunshine days is August (17.3 days).
Average UV index in December
Copper Center, AK
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, April, September, October, November and December (UV index 2).
Average cloud cover in December
Copper Center, AK
- Average cloud cover in December: 43
The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Copper Center, 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 and March (4mi).
Copper Center, Alaska, USA
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