December weather forecast
West Brookfield, MA

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Weather in December

The first month of the winter, December, is still a cold month in West Brookfield, Massachusetts, with an average temperature varying between 36.5°F (2.5°C) and 25.9°F (-3.4°C).

Temperature

West Brookfield's December weather comes with a decrease in average high-temperatures, moving from a chilly 47.1°F (8.4°C) in November to an icy 36.5°F (2.5°C). Throughout December, the temperature falls to an average low of 25.9°F (-3.4°C).

Humidity

In West Brookfield, the average relative humidity in December 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 December, in West Brookfield, it is snowing for 6.4 days. Throughout December, 3.35" (85mm) of snow is accumulated. In West Brookfield, during the entire year, snow falls for 38.1 days and aggregates up to 21.65" (550mm) of snow.

Daylight

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

Sunshine

The average sunshine in December 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 estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

How cold is December?

The high-temperature, in December, in West Brookfield, is 36.5°F (2.5°C), while the low-temperature averages to 25.9°F (-3.4°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 86°F (30°C).

What is the average humidity in December?

In December, the average relative humidity is 79%.

What is the rainiest month?

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

How many days does it rain in December?

In West Brookfield, in December, it is raining for 10.8 days, with typically 2.83" (72mm) of accumulated precipitation.

How much does it snow in December?

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

What is the month with the shortest days?

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

What is the average length of the day in December?

In West Brookfield, the average day length in December is 9h and 9min.

When are sunrise and 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, 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.

When is the lowest UV index?

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

What is the UV index intensity in December?

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

Average temperature in December - West Brookfield, 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 Brookfield, MA

Average pressure in December - West Brookfield, 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 Brookfield, MA

Average wind speed in December - West Brookfield, 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 Brookfield, MA

Average humidity in December - West Brookfield, 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 Brookfield, MA

Average rainfall in December - West Brookfield, 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 Brookfield, MA

Average rainfall days in December - West Brookfield, 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 Brookfield, MA

Average snowfall in December - West Brookfield, 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 Brookfield, MA

Average snowfall days in December - West Brookfield, 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 Brookfield, MA

Average daylight in December / Average sunshine in December - West Brookfield, 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 Brookfield, MA

Average sunshine days in December - West Brookfield, 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 Brookfield, MA

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

Average cloud cover in December - West Brookfield, 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 Brookfield, MA

Average visibility in December - West Brookfield, 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 Brookfield, Massachusetts, USA

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