December weather forecast
West Warren, MA

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Weather in December

The first month of the winter, December, is also an icy month in West Warren, Massachusetts, with temperature in the range of an average high of 36.5°F (2.5°C) and an average low of 25.9°F (-3.4°C).

Temperature

Transition into December marks a drop in the average high-temperature, moving from a chilly 47.1°F (8.4°C) in November to a cold 36.5°F (2.5°C). In December, the temperature drops to an average of 25.9°F (-3.4°C) at night.

Humidity

In December, the average relative humidity is 79%.

Rainfall

The months with the most rainfall are October and December, with an average 2.83" (72mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In West Warren, in December, during 6.4 snowfall days, 3.35" (85mm) of snow is typically accumulated. Throughout the year, there are 38.1 snowfall days, and 21.65" (550mm) of snow is accumulated.

Daylight

December has the shortest days of the year in West Warren, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 6:58 am and sunset at 4:17 pm. On the last day of December, sunrise is at 7:17 am and sunset at 4:26 pm EST.

Sunshine

The average sunshine in December is 4.7h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

How cold is it in December?

The high-temperature during December is 36.5°F (2.5°C) and the low-temperature is 25.9°F (-3.4°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is appraised at 86°F (30°C).

What is the average humidity in December?

The average relative humidity in December is 79%.

What is the wettest month?

The wettest months are October and December, with an average 2.83" (72mm) of rainfall.

How many days does it rain in December?

In December, the rain falls for 10.8 days. Throughout December, 2.83" (72mm) of precipitation is accumulated.

How much does it snow in December?

In West Warren, in December, snow falls for 6.4 days, with typically accumulated 3.35" (85mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

In December, the average day length is 9h and 10min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 6:58 am and sunset at 4:17 pm. On the last day of the month, in West Warren, sunrise is at 7:17 am and sunset at 4:26 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.7h.

What are the months with the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
West Warren, MA

Average temperature in December - West Warren, MA
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in December: 25.9°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in December
West Warren, MA

Average pressure in December - West Warren, MA
  • Average pressure in December: 30.04"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
West Warren, MA

Average wind speed in December - West Warren, MA
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January, February and March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in December
West Warren, MA

Average humidity in December - West Warren, MA
  • Average humidity in December: 79%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (72%).

Average rainfall in December
West Warren, MA

Average rainfall in December - West Warren, MA
  • Average rainfall in December: 2.83"

The wettest months (with the highest rainfall) are October and December (2.83").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in December
West Warren, MA

Average rainfall days in December - West Warren, MA
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in December
West Warren, MA

Average snowfall in December - West Warren, MA
  • Average snowfall in December: 3.35"

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
West Warren, MA

Average snowfall days in December - West Warren, MA
  • Average snowfall days in December: 6.4 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
West Warren, MA

Average daylight in December / Average sunshine in December - West Warren, 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 July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
West Warren, MA

Average sunshine days in December - West Warren, MA
  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is November (17.5 days).
The months with the least sunshine days are March and June (12.9 days).

Average UV index in December
West Warren, MA

Average UV index in December - West Warren, 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
West Warren, MA

Average cloud cover in December - West Warren, MA
  • Average cloud cover in December: 48

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
West Warren, MA

Average visibility in December - West Warren, MA
  • Average visibility in December: 6mi

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

West Warren, Massachusetts, USA

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