December weather forecast
East Mansfield, MA

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Weather in December

The first month of the winter, December, is also an icy month in East Mansfield, Massachusetts, with an average temperature fluctuating between 29.1°F (-1.6°C) and 40.1°F (4.5°C).

Temperature

East Mansfield, Massachusetts, in December experiences a subtle temperature decline, with average high-temperatures reducing from a chilly 49.5°F (9.7°C) in November to an icy 40.1°F (4.5°C). In East Mansfield, an average low-temperature of 29.1°F (-1.6°C) is recorded during December nights.

Humidity

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

Rainfall

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

Snowfall

Months with snowfall in East Mansfield are January through May, October through December. In December, in East Mansfield, it is snowing for 4.7 days. Throughout December, 3.54" (90mm) of snow is accumulated. Throughout the year, there are 30 snowfall days, and 17.05" (433mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of December in East Mansfield, Massachusetts, sunrise is at 6:53 am and sunset at 4:14 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:23 pm EST.

Sunshine

In December, the average sunshine is 4.8h.

UV index

The months with the lowest UV index in East Mansfield are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

How cold is it in East Mansfield in December?

The high-temperature in East Mansfield, Massachusetts, during December is 40.1°F (4.5°C) and the low-temperature is 29.1°F (-1.6°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 86°F (30°C).

What is the average humidity in December in East Mansfield?

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

What is the rainiest month in East Mansfield?

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 Mansfield?

In East Mansfield, Massachusetts, during December, the rain falls for 10.4 days and regularly aggregates up to 3.11" (79mm) of precipitation.

How much does it snow in East Mansfield in December?

In East Mansfield, Massachusetts, in December, during 4.7 snowfall days, 3.54" (90mm) of snow is typically accumulated.

What is the month with the shortest days in East Mansfield?

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

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

In East Mansfield, the average day length in December is 9h and 11min.

When is the sunrise / sunset in December in East Mansfield?

In December, on the first day of the month, sunrise is at 6:53 am and sunset at 4:14 pm. On the last day of the month, in East Mansfield, sunrise is at 7:12 am and sunset at 4:23 pm EST.

How long on average sun shines in December in East Mansfield?

The average sunshine duration in December in East Mansfield, Massachusetts, is 4.8h.

What are the months with the lowest UV index in East Mansfield?

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

What is the UV index reading in December in East Mansfield?

In December, the average daily maximum UV index in East Mansfield is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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 Mansfield, MA

Average temperature in December - East Mansfield, MA
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34.2°F).

  • Average low temperature in December: 29.1°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

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Average pressure in December
East Mansfield, MA

Average pressure in December - East Mansfield, 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).

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Average wind speed in December
East Mansfield, MA

Average wind speed in December - East Mansfield, MA
  • Average wind speed in December: 8.3mph

The windiest months (with the highest average wind speed) are February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

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Average humidity in December
East Mansfield, MA

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

The months with the highest relative humidity are February, September and October (78%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in December
East Mansfield, MA

Average rainfall in December - East Mansfield, 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").

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Average rainfall days in December
East Mansfield, MA

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

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in December
East Mansfield, MA

Average snowfall in December - East Mansfield, MA
  • Average snowfall in December: 3.54"

The month with the highest snowfall is March (4.25").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
East Mansfield, MA

Average snowfall days in December - East Mansfield, MA
  • Average snowfall days in December: 4.7 days

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
East Mansfield, MA

Average daylight in December / Average sunshine in December - East Mansfield, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
East Mansfield, MA

Average sunshine days in December - East Mansfield, MA
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (12.6 days).

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Average UV index in December
East Mansfield, MA

Average UV index in December - East Mansfield, 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).

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Average cloud cover in December
East Mansfield, MA

Average cloud cover in December - East Mansfield, MA
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in December
East Mansfield, MA

Average visibility in December - East Mansfield, MA
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, October, November and December (6mi).
The months with the lowest visibility are June, July, August and September (5mi).

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East Mansfield, Massachusetts, USA

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