December weather forecast
Tracy Corner, MA

Share

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.

Frequently asked questions

How cold is it in Tracy Corner in December?

In December, the average high-temperature and low-temperature in Tracy Corner are 41.7°F (5.4°C) and 30.9°F (-0.6°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in July is calculated to be 86°F (30°C).

What is the average humidity in December in Tracy Corner?

In December, the average relative humidity is 76%.

What is the wettest month?

The month with the most rainfall is December, when the rain falls for 11.3 days and typically aggregates up to 3.27" (83mm) of precipitation.

How many days does it rain in December in Tracy Corner?

In Tracy Corner, in December, it is raining for 11.3 days, with typically 3.27" (83mm) of accumulated precipitation.

How many days does it snow in December?

In Tracy Corner, in December, during 4.7 snowfall days, 2.56" (65mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

How many hours of daylight does Tracy Corner have in December?

In Tracy Corner, the average day length in December is 9h and 11min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:53 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 4:23 pm EST.

How many hours of sunshine does Tracy Corner have in December?

In Tracy Corner, the average sunshine duration in December is 4.8h.

When is the lowest UV index in Tracy Corner?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in December?

In Tracy Corner, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Tracy Corner, MA

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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 / Average sunshine in December - Tracy Corner, MA
  • Average daylight in December: 9h and 1min

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 5min

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 - 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 - 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 - 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 - 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).

Tracy Corner, Massachusetts, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location