December weather forecastClarksville, NY
December
Weather in December
The first month of the winter, December, is also an icy month in Clarksville, New York, with an average temperature fluctuating between 24.4°F (-4.2°C) and 34.7°F (1.5°C).Temperature
The beginning of December involves a decrease in the average high-temperature, transitioning from a chilly 45.5°F (7.5°C) in November to a cold 34.7°F (1.5°C). An average low-temperature of 24.4°F (-4.2°C) is noted during the month of December.Humidity
In Clarksville, the average relative humidity in December is 81%.Rainfall
In December, the rain falls for 11.5 days. Throughout December, 2.8" (71mm) of precipitation is accumulated. In Clarksville, during the entire year, the rain falls for 160.4 days and collects up to 32.44" (824mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Clarksville, in December, during 8.6 snowfall days, 6.81" (173mm) of snow is typically accumulated. In Clarksville, during the entire year, snow falls for 51.2 days and aggregates up to 32.09" (815mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December in Clarksville, sunrise is at 7:06 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:32 pm EST.
Sunshine
The average sunshine in December is 4.3h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Clarksville, NY
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in December: 24.4°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).
Average pressure in December
Clarksville, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Clarksville, NY
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January and February (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Clarksville, NY
- Average humidity in December: 81%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Clarksville, NY
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in December
Clarksville, NY
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in December
Clarksville, NY
- Average snowfall in December: 6.81"
The month with the highest snowfall is January (8.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Clarksville, NY
- Average snowfall days in December: 8.6 days
The month with the highest number of snowfall days is January (13.8 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, NY
- Average daylight in December: 9h and 6min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 4h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in December
Clarksville, NY
- Average sunshine days in December: 14.1 days
The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (11.3 days).
Average UV index in December
Clarksville, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Clarksville, NY
- Average cloud cover in December: 54
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in December
Clarksville, NY
- Average visibility in December: 6mi
The months with the highest visibility are April, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August and September (5mi).





