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
Van Hornesville's December weather shows a moderate shift in high-temperatures, falling from November's chilly 43.5°F (6.4°C) to a cold 32.4°F (0.2°C). Van Hornesville experiences a consistent average temperature of 22.8°F (-5.1°C) throughout the nights in December.Humidity
In December, the average relative humidity in Van Hornesville, New York, is 86%.Rainfall
In Van Hornesville, New York, in December, during 7 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. Throughout the year, in Van Hornesville, there are 117.1 rainfall days, and 17.44" (443mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Van Hornesville. In Van Hornesville, during December, snow falls for 12.4 days and regularly aggregates up to 3.15" (80mm) of snow. In Van Hornesville, during the entire year, snow falls for 62.2 days and aggregates up to 16.69" (424mm) of snow.Daylight
The month with the shortest days in Van Hornesville is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:11 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:35 pm EST.
Sunshine
In December, the average sunshine is 3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily UV index of 1 turns into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
How cold is December in Van Hornesville?
What is the average humidity in December in Van Hornesville?
How many days does it rain in December in Van Hornesville?
How many days does it snow in December in Van Hornesville?
What is the month with the shortest days in Van Hornesville?
How many hours of daylight does Van Hornesville have in December?
What time are sunrise and sunset in December in Van Hornesville?
How many hours of sunshine does Van Hornesville have in December?
What are the months with the lowest UV index in Van Hornesville?
What is the UV index intensity in December in Van Hornesville?
Average temperature in December
Van Hornesville, NY
- Average high temperature in December: 32.4°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in December: 22.8°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in December
Van Hornesville, 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
Van Hornesville, NY
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is January (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Van Hornesville, NY
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Van Hornesville, NY
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is March (0.94").
Average rainfall days in December
Van Hornesville, NY
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is April (12.8 days).
The month with the least rainy days is January (5.6 days).
Average snowfall in December
Van Hornesville, NY
- Average snowfall in December: 3.15"
The month with the highest snowfall is January (4.41").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Van Hornesville, NY
- Average snowfall days in December: 12.4 days
The month with the highest number of snowfall days is January (15 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Van Hornesville, NY
- Average daylight in December: 9h and 1min
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: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).
Average sunshine days in December
Van Hornesville, NY
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is September (18.9 days).
The month with the least sunshine days is February (10.9 days).
Average UV index in December
Van Hornesville, NY
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Van Hornesville, NY
- Average cloud cover in December: 69
The month with the most cloud cover is February (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Van Hornesville, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and December (5mi).
Van Hornesville, New York, USA
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