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 move into December indicates a slight reduction in the average high-temperature, down from November's refreshing 57.7°F (14.3°C) to a frosty 48.9°F (9.4°C). Edison reports an average low-temperature of 36.5°F (2.5°C) during the nights of December.Humidity
The average relative humidity in December is 78%.Rainfall
In December, the rain falls for 11.7 days. Throughout December, 2.99" (76mm) of precipitation is accumulated. In Edison, during the entire year, the rain falls for 154.3 days and collects up to 31.57" (802mm) of precipitation.Snowfall
Months with snowfall in Edison are January through March, November and December. In Edison, during December, snow falls for 0.9 days and regularly aggregates up to 0.35" (9mm) of snow. Throughout the year, there are 8.1 snowfall days, and 3.11" (79mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of December in Edison, sunrise is at 6:48 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:52 pm CST.
Sunshine
In December, the average sunshine is 4.8h.UV index
February and December, with an average maximum UV index of 2, are months with the lowest UV index in Edison. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 during December leads to these advisories:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What are December temperatures in Edison?
What is the average humidity in December in Edison?
How many days does it rain in December in Edison?
How much does it snow in Edison in December?
What is the month with the shortest days in Edison?
How many hours of daylight does Edison have in December?
When is the sunrise / sunset in December in Edison?
How many hours of sunshine does Edison have in December?
What are the months with the lowest UV index in Edison?
How high is the UV index in December in Edison?
Average temperature in December
Edison, TN
- Average high temperature in December: 48.9°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in December
Edison, 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
Edison, TN
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).
Average humidity in December
Edison, TN
- Average humidity in December: 78%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Edison, TN
- Average rainfall in December: 2.99"
The wettest month (with the highest rainfall) is February (3.5").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in December
Edison, TN
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in December
Edison, TN
- Average snowfall in December: 0.35"
The month with the highest snowfall is March (1.1").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Edison, TN
- Average snowfall days in December: 0.9 days
The months with the highest number of snowfall days are January and February (2.6 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
Edison, 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
Edison, TN
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (12 days).
Average UV index in December
Edison, TN
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in December
Edison, TN
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Edison, 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).
Edison, Tennessee, USA
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