December weather forecastWoods Hole, MA

December

Weather in December

December, the first month of the winter in Woods Hole, is also a frosty month, with temperature in the range of an average high of 43.7°F (6.5°C) and an average low of 35.8°F (2.1°C).

Temperature

The arrival of December correlates with a minor temperature reduction, down from November's cool 50.9°F (10.5°C) to a chilly 43.7°F (6.5°C). December nights reveal a minor deviation from daytime highs, with a mean low-temperature of 35.8°F (2.1°C).

Humidity

In Woods Hole, the average relative humidity in December is 75%.

Rainfall

In Woods Hole, in December, it is raining for 5.2 days, with typically 0.67" (17mm) of accumulated precipitation. In Woods Hole, during the entire year, the rain falls for 70 days and collects up to 5.39" (137mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. The month with the most snowfall is December, when snow falls for 2.5 days and typically aggregates up to 0.24" (6mm) of snow.

Ocean temperature

In Woods Hole, in December, the average water temperature is 46.9°F (8.3°C).
Note: Engaging in a swim in 46.9°F (8.3°C) can threaten life. Brief exposure to 55.4°F (13°C) waters is uneasy, and submersion below 50°F (10°C) can lead to cold shock and disrupted breathing patterns, varying by individual.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 6:50 am and sunset at 4:13 pm. On the last day of December, sunrise is at 7:09 am and sunset at 4:22 pm EST.

Sunshine

With an average of 4.6h of sunshine, December has the least sunshine of the year.

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 minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Updated: Jun 4, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Woods Hole, 43.7°F (6.5°C) is the average high-temperature and 35.8°F (2.1°C) is the average low-temperature during December.

The average relative humidity in December is 75%.

In Woods Hole, in December, during 5.2 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

The month with the most snowfall is December, when snow falls for 2.5 days and typically aggregates up to 0.24" (6mm) of snow.

December is the first month it typically snows. Throughout December, in the average 2.5 snowfall days, it receives 0.24" (6mm) of snow.

In Woods Hole, the average seawater temperature in December is 46.9°F (8.3°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

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

The average day length in December is 9h and 14min.

In December, on the first day of the month, sunrise is at 6:50 am and sunset at 4:13 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:22 pm EST.

December has the least sunshine of the year, with an average of 4.6h of sunshine.

The average sunshine duration in December is 4.6h.

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

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

50.9°F

43.7°F

37.9°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

15.8mph

15.9mph

16.2mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

0.3

2.5

4.4

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

23.2

23.3

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Woods Hole, MA

Average high temperature in December: 43.7°F

The warmest month (with the highest average high temperature) is August (73.9°F).
The month with the lowest average high temperature is January (37.9°F).

Average low temperature in December: 35.8°F

The month with the highest average low temperature is August (68.5°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in December
Woods Hole, MA

Average pressure in December: 30.03"Hg

The months with the highest atmospheric pressure are September and November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Woods Hole, MA

Average wind speed in December: 15mph

The windiest month (with the highest average wind speed) is January (15.3mph).
The calmest months (with the lowest average wind speed) are July and August (10.2mph).

Average humidity in December
Woods Hole, MA

Average humidity in December: 75%

The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is November (74%).

Average rainfall in December
Woods Hole, MA

Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is October (0.71").
The driest months (with the least rainfall) are July and August (0.31").

Average rainfall days in December
Woods Hole, MA

Average rainfall days in December: 5.2 days

The month with the highest number of rainy days is July (7.7 days).
The month with the least rainy days is January (4.7 days).

Average snowfall in December
Woods Hole, MA

Average snowfall in December: 0.24"

The month with the highest snowfall is December (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Woods Hole, MA

Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature in December
Woods Hole, MA

Average sea temperature in December: 46.9°F

The best month for swimming (with the highest average sea temperature) is August (68.4°F).
The coldest month (with the lowest average sea temperature) is February (38.2°F).

Average daylight in December /
Average sunshine in December
Woods Hole, MA

Average daylight in December: 9h and 12min

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 36min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in December
Woods Hole, MA

Average sunshine days in December: 23.2 days

The month with the most sunshine days is September (23.5 days).
The month with the least sunshine days is February (20.8 days).

Average UV index in December
Woods Hole, MA

Average UV index in December: 2

The months with the highest UV index are 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
Woods Hole, MA

Average cloud cover in December: 49

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Woods Hole, 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).