December weather forecast
East Bridgewater, MA

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Weather in December

The first month of the winter, December, is also an icy month in East Bridgewater, Massachusetts, with an average temperature fluctuating between 40.5°F (4.7°C) and 29.7°F (-1.3°C).

Temperature

As East Bridgewater enters December, the average high-temperature decreases from the a cool 50.4°F (10.2°C) of November to a cold 40.5°F (4.7°C). Nighttime temperatures in December average to a subzero cold 29.7°F (-1.3°C).

Humidity

In East Bridgewater, the average relative humidity in December is 77%.

Rainfall

The month with the most rainfall in East Bridgewater is December, when the rain falls for 10.4 days and typically aggregates up to 3.11" (79mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in East Bridgewater. In December, it is snowing for 4.5 days. Throughout December, 2.52" (64mm) of snow is accumulated. Throughout the year, there are 27.4 snowfall days, and 15" (381mm) of snow is accumulated.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year in East Bridgewater.
On the first day of December, 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 4:22 pm EST.

Sunshine

In December, the average sunshine is 4.7h.

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 value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: In December, a regular UV index of 2 translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.

Frequently asked questions

How cold does it get in December?

During December, East Bridgewater experiences an average high-temperature of 40.5°F (4.7°C) and a low-temperature of 29.7°F (-1.3°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in December?

In December, the average relative humidity is 77%.

What is the rainiest month?

The month with the most rainfall is December, when the rain falls for 10.4 days and typically aggregates up to 3.11" (79mm) of precipitation.

How many days does it rain in December?

In East Bridgewater, in December, it is raining for 10.4 days, with typically 3.11" (79mm) of accumulated precipitation.

How much does it snow in December?

In December, it is snowing for 4.5 days. Throughout December, 2.52" (64mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 12min of daylight.

How many hours of daylight does East Bridgewater have in December?

The average day length in December is 9h and 11min.

When are sunrise and sunset in December?

On the first day of December, 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 4:22 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.7h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's 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
East Bridgewater, MA

Average temperature in December - East Bridgewater, MA
  • Average high temperature in December: 40.5°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in December: 29.7°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).

Average pressure in December
East Bridgewater, MA

Average pressure in December - East Bridgewater, 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
East Bridgewater, MA

Average wind speed in December - East Bridgewater, MA
  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is March (9.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in December
East Bridgewater, MA

Average humidity in December - East Bridgewater, MA
  • Average humidity in December: 77%

The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (71%).

Average rainfall in December
East Bridgewater, MA

Average rainfall in December - East Bridgewater, MA
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.42").

Average rainfall days in December
East Bridgewater, MA

Average rainfall days in December - East Bridgewater, MA
  • Average rainfall days in December: 10.4 days

The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is February (7.8 days).

Average snowfall in December
East Bridgewater, MA

Average snowfall in December - East Bridgewater, MA
  • Average snowfall in December: 2.52"

The month with the highest snowfall is March (4.17").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
East Bridgewater, MA

Average snowfall days in December - East Bridgewater, MA
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is January (7.4 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
East Bridgewater, MA

Average daylight in December / Average sunshine in December - East Bridgewater, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
East Bridgewater, MA

Average sunshine days in December - East Bridgewater, MA
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (13.1 days).

Average UV index in December
East Bridgewater, MA

Average UV index in December - East Bridgewater, 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
East Bridgewater, MA

Average cloud cover in December - East Bridgewater, MA
  • Average cloud cover in December: 49

The month with the most cloud cover is March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
East Bridgewater, MA

Average visibility in December - East Bridgewater, 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).

East Bridgewater, Massachusetts, USA

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