December weather forecastTracy Corner, MA
December
Weather in December
December, the first month of the winter in Tracy Corner, is still a cold month, with temperature in the range of an average low of 30.9°F (-0.6°C) and an average high of 41.7°F (5.4°C).Temperature
Tracy Corner in December experiences a subtle temperature decline, with average high-temperatures reducing from a cool 50.7°F (10.4°C) in November to an icy 41.7°F (5.4°C). Tracy Corner records an average low-temperature of 30.9°F (-0.6°C) throughout the month of December.Humidity
The average relative humidity in December is 76%.Rainfall
December is the month with the most rainfall. Rain falls for 11.3 days and accumulates 3.27" (83mm) of precipitation.Snowfall
January through May, November and December are months with snowfall. In December, it is snowing for 4.7 days. Throughout December, 2.56" (65mm) of snow is accumulated. Throughout the year, there are 26.8 snowfall days, and 13.66" (347mm) of snow is accumulated.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:53 am and sunset at 4:13 pm. On the last day of December, sunrise is at 7:11 am and sunset at 4:23 pm EST.
Sunshine
The average sunshine in December is 4.8h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Tracy Corner, MA
- Average high temperature in December: 41.7°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 (35.6°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in December
Tracy Corner, MA
- Average pressure in December: 30.03"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Tracy Corner, MA
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is March (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Tracy Corner, MA
- Average humidity in December: 76%
The months with the highest relative humidity are June, July and September (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Tracy Corner, MA
- Average rainfall in December: 3.27"
The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in December
Tracy Corner, MA
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is April (16 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Tracy Corner, MA
- Average snowfall in December: 2.56"
The months with the highest snowfall are February and March (3.62").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Tracy Corner, MA
- Average snowfall days in December: 4.7 days
The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Tracy Corner, MA
- Average daylight in December: 9h and 12min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 48min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Tracy Corner, MA
- Average sunshine days in December: 16.2 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is April (12.8 days).
Average UV index in December
Tracy Corner, MA
- 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, March, November and December (UV index 2).
Average cloud cover in December
Tracy Corner, MA
- Average cloud cover in December: 48
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Tracy Corner, MA
- 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).





