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
With December's arrival, Jeffersonville's weather changes as the average high-temperature falls from a wintry 39.9°F (4.4°C) in November to a subzero cold 28.6°F (-1.9°C). Jeffersonville's nights in December experience an average temperature drop to a still freezing cold 18.5°F (-7.5°C).Humidity
The average relative humidity in December is 86%.Rainfall
In Jeffersonville, during December, the rain falls for 10.5 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 165.8 rainfall days, and 33.07" (840mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 21 days. Throughout December, 11.3" (287mm) of snow is accumulated. In Jeffersonville, during the entire year, snow falls for 110.5 days and aggregates up to 70.87" (1800mm) of snow.Daylight
With an average of 8h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:08 am and sunset at 4:12 pm. On the last day of December, sunrise is at 7:28 am and sunset at 4:21 pm EST.
Sunshine
The average sunshine in December 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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 1 in December translates into these instructions:
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. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in Jeffersonville in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Jeffersonville have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Jeffersonville, VT
- Average high temperature in December: 28.6°F
The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (22.8°F).
- Average low temperature in December: 18.5°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in December
Jeffersonville, VT
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Jeffersonville, VT
- Average wind speed in December: 6.5mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Jeffersonville, VT
- Average humidity in December: 86%
The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).
Average rainfall in December
Jeffersonville, VT
- Average rainfall in December: 2.72"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in December
Jeffersonville, VT
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in December
Jeffersonville, VT
- Average snowfall in December: 11.3"
The month with the highest snowfall is January (14.92").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Jeffersonville, VT
- Average snowfall days in December: 21 days
The month with the highest number of snowfall days is January (23.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jeffersonville, VT
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 3h and 0min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Jeffersonville, VT
- Average sunshine days in December: 6.9 days
The month with the most sunshine days is September (15.2 days).
The month with the least sunshine days is February (4.8 days).
Average UV index in December
Jeffersonville, VT
- 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
Jeffersonville, VT
- Average cloud cover in December: 71
The months with the most cloud cover are January and February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Jeffersonville, VT
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).
Jeffersonville, Vermont, USA
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