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
December
Weather in December
Temperature
A decrease in the average high-temperature is observed during December, shifting from a chilly 44.1°F (6.7°C) in November to a wintry 33.3°F (0.7°C). During December, the nighttime temperature averages to a subzero cold 23.4°F (-4.8°C).Humidity
In Arlington, the average relative humidity in December is 82%.Rainfall
In Arlington, in December, during 11.1 rainfall days, 2.8" (71mm) of precipitation is typically accumulated. Throughout the year, there are 166.6 rainfall days, and 33.39" (848mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Arlington, in December, snow falls for 11.8 days, with typically accumulated 6.54" (166mm) of snow. Throughout the year, there are 64.9 snowfall days, and 37.01" (940mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:05 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:27 pm EST.
Sunshine
In December, the average sunshine in Arlington is 4.1h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Arlington. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. To protect against the Sun's most potent rays, avoid direct exposure around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Arlington have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Arlington have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Arlington, VT
- Average high temperature in December: 33.3°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (27.1°F).
- Average low temperature in December: 23.4°F
The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in December
Arlington, VT
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Arlington, VT
- Average wind speed in December: 7.3mph
The windiest months (with the highest average wind speed) are January, March and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Arlington, VT
- Average humidity in December: 82%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is April (74%).
Average rainfall in December
Arlington, VT
- Average rainfall in December: 2.8"
The wettest months (with the highest rainfall) are May, June, July and October (3.19").
The driest months (with the least rainfall) are March and September (2.32").
Average rainfall days in December
Arlington, VT
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is June (18 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in December
Arlington, VT
- Average snowfall in December: 6.54"
The month with the highest snowfall is February (10.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Arlington, VT
- Average snowfall days in December: 11.8 days
The month with the highest number of snowfall days is January (16.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Arlington, VT
- 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: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in December
Arlington, VT
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is November (14.6 days).
The month with the least sunshine days is April (9.2 days).
Average UV index in December
Arlington, VT
- Average UV index in December: 1
The months with the highest UV index are May, 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
Arlington, VT
- Average cloud cover in December: 57
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 35).
Average visibility in December
Arlington, VT
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).