December weather forecast
West Rockport, ME

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Weather in December

The first month of the winter, December, is still a cold month in West Rockport, Maine, with temperature in the range of an average high of 35.8°F (2.1°C) and an average low of 26.6°F (-3°C).

Temperature

In West Rockport, the average high-temperature in December decreases from a frosty 44.8°F (7.1°C) in November to a wintry 35.8°F (2.1°C). In December, the temperature in West Rockport drops to an average of 26.6°F (-3°C) at night.

Humidity

In West Rockport, the average relative humidity in December is 78%.

Rainfall

The months with the most rainfall in West Rockport, Maine, are April, November and December, with an average 1.42" (36mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In West Rockport, in December, during 5.7 snowfall days, 0.98" (25mm) of snow is typically accumulated. Throughout the year, in West Rockport, there are 32.6 snowfall days, and 7.05" (179mm) of snow is accumulated.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year in West Rockport.
On the first day of the month, sunrise is at 6:52 am and sunset at 3:59 pm. On the last day of December, sunrise is at 7:11 am and sunset at 4:07 pm EST.

Sunshine

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

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in West Rockport. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in West Rockport?

The average high-temperature, in December, in West Rockport, is 35.8°F (2.1°C), while the average low-temperature is 26.6°F (-3°C).

What is the average humidity in December in West Rockport?

In West Rockport, Maine, the average relative humidity in December is 78%.

What is the wettest month in West Rockport?

The months with the most rainfall in West Rockport, Maine, are April, November and December, with an average 1.42" (36mm) of precipitation.

How much does it rain in West Rockport in December?

In West Rockport, during December, the rain falls for 9.7 days and regularly aggregates up to 1.42" (36mm) of precipitation.

How much does it snow in West Rockport in December?

In West Rockport, in December, snow falls for 5.7 days, with typically accumulated 0.98" (25mm) of snow.

What is the month with the shortest days in West Rockport?

December has the shortest days of the year in West Rockport, Maine, with an average of 8h and 54min of daylight.

What is the average length of the day in December in West Rockport?

In West Rockport, the average day length in December is 8h and 56min.

When are sunrise and sunset in December in West Rockport?

In December, on the first day of the month, sunrise is at 6:52 am and sunset at 3:59 pm. On the last day of the month, in West Rockport, Maine, sunrise is at 7:11 am and sunset at 4:07 pm EST.

What is the month with the least sunshine in West Rockport?

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

How many hours of sunshine does West Rockport have in December?

The average sunshine duration in December in West Rockport is 4.6h.

What is the month with the lowest UV index in West Rockport?

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

How high is the UV index in December in West Rockport?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
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 Rockport, ME

Average temperature in December - West Rockport, ME
  • Average high temperature in December: 35.8°F

The warmest month (with the highest average high temperature) is August (70.7°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in December: 26.6°F

The months with the highest average low temperature are July and August (59.4°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure in December
West Rockport, ME

Average pressure in December - West Rockport, ME
  • Average pressure in December: 30"Hg

The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
West Rockport, ME

Average wind speed in December - West Rockport, ME
  • Average wind speed in December: 12.4mph

The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).

Average humidity in December
West Rockport, ME

Average humidity in December - West Rockport, ME
  • Average humidity in December: 78%

The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (76%).

Average rainfall in December
West Rockport, ME

Average rainfall in December - West Rockport, ME
  • Average rainfall in December: 1.42"

The wettest months (with the highest rainfall) are April, November and December (1.42").
The driest month (with the least rainfall) is September (0.75").

Average rainfall days in December
West Rockport, ME

Average rainfall days in December - West Rockport, ME
  • Average rainfall days in December: 9.7 days

The month with the highest number of rainy days is April (13.2 days).
The months with the least rainy days are January and February (6.8 days).

Average snowfall in December
West Rockport, ME

Average snowfall in December - West Rockport, ME
  • Average snowfall in December: 0.98"

The month with the highest snowfall is January (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
West Rockport, ME

Average snowfall days in December - West Rockport, ME
  • Average snowfall days in December: 5.7 days

The month with the highest number of snowfall days is January (8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
West Rockport, ME

Average daylight in December / Average sunshine in December - West Rockport, ME
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in December
West Rockport, ME

Average sunshine days in December - West Rockport, ME
  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is April (13.8 days).

Average UV index in December
West Rockport, ME

Average UV index in December - West Rockport, ME
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
West Rockport, ME

Average cloud cover in December - West Rockport, ME
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
West Rockport, ME

Average visibility in December - West Rockport, ME
  • 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).

West Rockport, Maine, USA

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