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 mild 57.2°F (14°C) to a chilly 49.6°F (9.8°C). December witnesses an average nighttime temperature of 36.1°F (2.3°C).Humidity
December is the most humid month, with an average relative humidity of 81%.Rainfall
In December, the rain falls for 12.5 days. Throughout December, 3.78" (96mm) of precipitation is accumulated. Throughout the year, in Winchester, there are 173.5 rainfall days, and 39.25" (997mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Winchester, in December, snow falls for 1.1 days, with typically accumulated 0.43" (11mm) of snow. In Winchester, Tennessee, during the entire year, snow falls for 7.3 days and aggregates up to 1.89" (48mm) 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 December in Winchester, Tennessee, sunrise is at 6:35 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 4:42 pm CST.
Sunshine
In December, the average sunshine is 4.9h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Winchester. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. When the Sun is at its strongest around midday, find shade and limit exposure. Enhance your sun protection with tightly woven, yet airy clothing. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the average December temperature in Winchester?
What is the most humid month in Winchester?
What is the average humidity in December in Winchester?
How many days does it rain in December in Winchester?
How many days does it snow in December in Winchester?
What is the month with the shortest days in Winchester?
How many hours of daylight does Winchester have in December?
What time are sunrise and sunset in December in Winchester?
How many hours of sunshine does Winchester have in December?
What are the months with the lowest UV index in Winchester?
What is the UV index reading in December in Winchester?
Average temperature in December
Winchester, TN
- Average high temperature in December: 49.6°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (45.3°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).
Average pressure in December
Winchester, TN
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Winchester, TN
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).
Average humidity in December
Winchester, TN
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in December
Winchester, TN
- Average rainfall in December: 3.78"
The wettest month (with the highest rainfall) is February (4.17").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in December
Winchester, TN
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in December
Winchester, TN
- Average snowfall in December: 0.43"
The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Winchester, TN
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is January (2.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Winchester, 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 5min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Winchester, TN
- Average sunshine days in December: 16.9 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Winchester, TN
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Winchester, TN
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in December
Winchester, TN
- Average visibility in December: 6mi
The months with the highest visibility are February, April, June, September, October, November and December (6mi).
The months with the lowest visibility are January, March, May, July and August (5mi).
Winchester, Tennessee, USA
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