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
Transitioning from November to December involves a subtle drop in average high-temperatures, descending from a refreshing 58.5°F (14.7°C) to a cool 50°F (10°C). In Henderson, in December, the average low-temperature is an icy 36.9°F (2.7°C).Humidity
In December, the average relative humidity in Henderson is 79%.Rainfall
In Henderson, in December, during 13 rainfall days, 3.43" (87mm) of precipitation is typically accumulated. In Henderson, during the entire year, the rain falls for 166.1 days and collects up to 37.8" (960mm) of precipitation.Snowfall
January through March, November and December are months with snowfall in Henderson. In December, it is snowing for 0.9 days. Throughout December, 0.28" (7mm) of snow is accumulated. In Henderson, during the entire year, snow falls for 7 days and aggregates up to 2.56" (65mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:45 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:03 am and sunset at 4:52 pm CST.
Sunshine
The months with the least sunshine are February and December, with an average of 4.7h of sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Henderson?
What is the average humidity in December in Henderson?
How much does it rain in Henderson in December?
How many days does it snow in December in Henderson?
What is the month with the shortest days in Henderson?
How many hours of daylight does Henderson have in December?
When is the sunrise / sunset in December in Henderson?
What are the months with the least sunshine in Henderson?
How many hours of sunshine does Henderson have in December?
What is the month with the lowest UV index in Henderson?
What is the UV index reading in December in Henderson?
Average temperature in December
Henderson, TN
- Average high temperature in December: 50°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (46°F).
- Average low temperature in December: 36.9°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (32.4°F).
Average pressure in December
Henderson, 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 (29.96"Hg).
Average wind speed in December
Henderson, TN
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).
Average humidity in December
Henderson, 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 (72%).
Average rainfall in December
Henderson, TN
- Average rainfall in December: 3.43"
The wettest month (with the highest rainfall) is February (4.25").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Henderson, TN
- Average rainfall days in December: 13 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (10 days).
Average snowfall in December
Henderson, TN
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Henderson, TN
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Henderson, TN
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 42min).
Average sunshine days in December
Henderson, TN
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is October (19 days).
The months with the least sunshine days are March and July (12.3 days).
Average UV index in December
Henderson, TN
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Henderson, TN
- Average cloud cover in December: 50
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Henderson, 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).
Henderson, Tennessee, USA
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