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 signifies a minor drop in average high-temperature, transitioning from a refreshing 57.6°F (14.2°C) in November to a frosty 48.7°F (9.3°C). Sitka's nighttime temperature during December is consistently averaged at a cold 36.1°F (2.3°C).Humidity
The average relative humidity in December is 79%.Rainfall
In Sitka, in December, during 12.7 rainfall days, 3.62" (92mm) of precipitation is typically accumulated. Throughout the year, there are 162.4 rainfall days, and 38.35" (974mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Sitka, during December, snow falls for 1.2 days and regularly aggregates up to 0.63" (16mm) of snow. In Sitka, during the entire year, snow falls for 7.9 days and aggregates up to 3.9" (99mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:47 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:05 am and sunset at 4:51 pm CST.
Sunshine
The average sunshine in December is 4.8h.UV index
The months with the lowest UV index are February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Sitka have in December?
When are sunrise and sunset in December?
How many hours of sunshine does Sitka have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Sitka, TN
- Average high temperature in December: 48.7°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).
Average pressure in December
Sitka, TN
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Sitka, TN
- Average wind speed in December: 8.4mph
The windiest month (with the highest average wind speed) is February (9mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).
Average humidity in December
Sitka, TN
- Average humidity in December: 79%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Sitka, TN
- Average rainfall in December: 3.62"
The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Sitka, TN
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is July (16.6 days).
The month with the least rainy days is November (10 days).
Average snowfall in December
Sitka, TN
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Sitka, TN
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Sitka, TN
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Sitka, TN
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (12.6 days).
Average UV index in December
Sitka, TN
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in December
Sitka, TN
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Sitka, TN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Sitka, Tennessee, USA
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