December weather forecast
Westport Point, MA

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Weather in December

December, the first month of the winter in Westport Point, is also a wintry month, with an average temperature fluctuating between 42.4°F (5.8°C) and 33.1°F (0.6°C).

Temperature

December heralds a minor drop in average high-temperature, sliding from November's fresh 51.1°F (10.6°C) to a cold 42.4°F (5.8°C). Westport Point experiences a nighttime temperature average of 33.1°F (0.6°C) during December.

Humidity

The average relative humidity in December is 75%.

Rainfall

In Westport Point, in December, it is raining for 11.5 days, with typically 3.23" (82mm) of accumulated precipitation. Throughout the year, there are 148.1 rainfall days, and 29.65" (753mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Westport Point are January through March, May, November and December. In Westport Point, during December, snow falls for 3.8 days and regularly aggregates up to 1.38" (35mm) of snow. Throughout the year, there are 22.9 snowfall days, and 8.78" (223mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Westport Point, with an average of 9h and 12min of daylight.
On the first day of December in Westport Point, sunrise is at 6:51 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 4:24 pm EST.

Sunshine

In Westport Point, the average sunshine in December is 4.9h.

UV index

January through March and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is it in Westport Point in December?

An average high-temperature, in December, in Westport Point, is 42.4°F (5.8°C) and the average low-temperature is 33.1°F (0.6°C).

What is the average humidity in December in Westport Point?

In December, the average relative humidity in Westport Point is 75%.

How much does it rain in Westport Point in December?

In Westport Point, Massachusetts, during December, the rain falls for 11.5 days and regularly aggregates up to 3.23" (82mm) of precipitation.

How many days does it snow in December in Westport Point?

In Westport Point, during December, snow falls for 3.8 days and regularly aggregates up to 1.38" (35mm) of snow.

What is the month with the shortest days in Westport Point?

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

How many hours of daylight does Westport Point have in December?

In December, the average day length in Westport Point is 9h and 14min.

What time are sunrise and sunset in December in Westport Point?

In December, on the first day of the month, sunrise is at 6:51 am and sunset at 4:15 pm. On the last day of the month, in Westport Point, Massachusetts, sunrise is at 7:10 am and sunset at 4:24 pm EST.

How long on average sun shines in December in Westport Point?

The average sunshine duration in December in Westport Point, Massachusetts, is 4.9h.

What are the months with the lowest UV index in Westport Point?

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

How high is the UV index in December in Westport Point?

In December, the average daily maximum UV index in Westport Point, Massachusetts, is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Westport Point, MA

Average temperature in December - Westport Point, MA
  • Average high temperature in December: 42.4°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in December
Westport Point, MA

Average pressure in December - Westport Point, 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
Westport Point, MA

Average wind speed in December - Westport Point, MA
  • Average wind speed in December: 11.6mph

The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).

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Average humidity in December
Westport Point, MA

Average humidity in December - Westport Point, MA
  • Average humidity in December: 75%

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is March (73%).

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Average rainfall in December
Westport Point, MA

Average rainfall in December - Westport Point, MA
  • Average rainfall in December: 3.23"

The wettest month (with the highest rainfall) is October (3.27").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in December
Westport Point, MA

Average rainfall days in December - Westport Point, MA
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is April (15.6 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in December
Westport Point, MA

Average snowfall in December - Westport Point, MA
  • Average snowfall in December: 1.38"

The month with the highest snowfall is February (2.76").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in December
Westport Point, MA

Average snowfall days in December - Westport Point, MA
  • Average snowfall days in December: 3.8 days

The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Westport Point, MA

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

The month with the longest days is June (Average daylight: 15h and 6min).
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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in December
Westport Point, MA

Average sunshine days in December - Westport Point, MA
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is April (12.3 days).

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Average UV index in December
Westport Point, MA

Average UV index in December - Westport Point, 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 and December (UV index 2).

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Average cloud cover in December
Westport Point, MA

Average cloud cover in December - Westport Point, MA
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in December
Westport Point, MA

Average visibility in December - Westport Point, 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).

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Westport Point, Massachusetts, USA

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