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
As November transitions into December, Dover sees a gentle drop in the average high-temperature, transitioning from a moderate 56.3°F (13.5°C) to a frosty 47.5°F (8.6°C). Throughout the month of December, Dover expects an average low of 35.4°F (1.9°C).Humidity
March and December, with an average relative humidity of 79%, are the most humid months in Dover.Rainfall
In Dover, in December, during 12.2 rainfall days, 3.23" (82mm) of precipitation is typically accumulated. Throughout the year, in Dover, Tennessee, there are 166.6 rainfall days, and 36.54" (928mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In December, it is snowing for 1.9 days. Throughout December, 1.06" (27mm) of snow is accumulated. In Dover, during the entire year, snow falls for 12.1 days and aggregates up to 4.88" (124mm) of snow.Daylight
The month with the shortest days in Dover is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 6:45 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:03 am and sunset at 4:46 pm CST.
Sunshine
The average sunshine in December in Dover is 4.7h.UV index
The months with the lowest UV index in Dover are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. 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 are December temperatures in Dover?
What is the most humid month in Dover?
What is the average humidity in December in Dover?
How many days does it rain in December in Dover?
How many days does it snow in December in Dover?
What is the month with the shortest days in Dover?
How many hours of daylight does Dover have in December?
When is the sunrise / sunset in December in Dover?
How long on average sun shines in December in Dover?
What is the month with the lowest UV index in Dover?
How high is the UV index in December in Dover?
Average temperature in December
Dover, TN
- Average high temperature in December: 47.5°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in December: 35.4°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in December
Dover, 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
Dover, TN
- Average wind speed in December: 7.8mph
The windiest months (with the highest average wind speed) are January, February and April (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Dover, TN
- Average humidity in December: 79%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Dover, TN
- Average rainfall in December: 3.23"
The wettest month (with the highest rainfall) is February (4.13").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Dover, TN
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (10.2 days).
Average snowfall in December
Dover, TN
- Average snowfall in December: 1.06"
The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Dover, TN
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is January (3.8 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
Dover, TN
- Average daylight in December: 9h and 4min
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 42min).
- Average sunshine in December: 4h and 4min
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 30min).
Average sunshine days in December
Dover, TN
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Dover, 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, February and December (UV index 2).
Average cloud cover in December
Dover, TN
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are June and September (Cloud cover 30).
Average visibility in December
Dover, TN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).
Dover, Tennessee, USA
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