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 arrival of December suggests a slight decrease in the average high-temperature, moving from a refreshing 57.6°F (14.2°C) in November to a frosty 48.7°F (9.3°C). December nights in Whitthorne observe an average temperature dip to a wintry 36.1°F (2.3°C).Humidity
The average relative humidity in December is 79%.Rainfall
In Whitthorne, 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 Whitthorne, Tennessee, in December, snow falls for 1.2 days, with typically accumulated 0.63" (16mm) of snow. Throughout the year, there are 7.9 snowfall days, and 3.9" (99mm) of snow is accumulated.Daylight
The month with the shortest days in Whitthorne is December, with an average of 9h and 48min of daylight.On the first day of December, sunrise is at 6:47 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 4:51 pm CST.
Sunshine
The average sunshine in December is 4.8h.UV index
February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: In December, an average UV index of 2 transforms into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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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 much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Whitthorne have in December?
When are sunrise and sunset in December?
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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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
Whitthorne, 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).
Whitthorne, Tennessee, USA
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