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
Clarksville's average high-temperature decreases in December, falling from a cool 50.7°F (10.4°C) in November to a cold 40.6°F (4.8°C). Clarksville, during the month of December, experiences an average low-temperature of 29.5°F (-1.4°C).Humidity
January, February and December, with an average relative humidity of 82%, are the most humid months.Rainfall
In Clarksville, in December, during 9.8 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. Throughout the year, there are 139.1 rainfall days, and 16.38" (416mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In December, it is snowing for 7.6 days. Throughout December, 0.83" (21mm) of snow is accumulated. In Clarksville, during the entire year, snow falls for 33.4 days and aggregates up to 5.47" (139mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year in Clarksville.On the first day of December, sunrise is at 7:37 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:22 pm EST.
Sunshine
The average sunshine in December is 4.1h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index of 2 during December leads to these instructions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during December?
What are the most humid months?
What is the average humidity in December?
How much 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 Clarksville have in December?
What time are sunrise and sunset in December in Clarksville?
How many hours of sunshine does Clarksville have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Clarksville, OH
- Average high temperature in December: 40.6°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (34.5°F).
- Average low temperature in December: 29.5°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in December
Clarksville, OH
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Clarksville, OH
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Clarksville, OH
- Average humidity in December: 82%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in December
Clarksville, OH
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is July (1.85").
The driest month (with the least rainfall) is September (0.87").
Average rainfall days in December
Clarksville, OH
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Clarksville, OH
- Average snowfall in December: 0.83"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Clarksville, OH
- Average snowfall days in December: 7.6 days
The month with the highest number of snowfall days is January (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Clarksville, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 1min
The months with the most sunshine are June and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Clarksville, OH
- Average sunshine days in December: 16.1 days
The months with the most sunshine days are October and November (19 days).
The month with the least sunshine days is July (11.1 days).
Average UV index in December
Clarksville, OH
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Clarksville, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Clarksville, OH
- 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).
Clarksville, Ohio, USA
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