December weather forecast
West Kennebunk, ME

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Weather in December

December, the first month of the winter in West Kennebunk, is also an icy month, with an average temperature fluctuating between 25.7°F (-3.5°C) and 35.6°F (2°C).

Temperature

A moderate decline in the average high-temperature is seen during December, decreasing from a frosty 45.9°F (7.7°C) in November to a wintry 35.6°F (2°C). West Kennebunk records an average low of 25.7°F (-3.5°C) throughout the nights in December.

Humidity

In West Kennebunk, the average relative humidity in December is 80%.

Rainfall

In West Kennebunk, during December, the rain falls for 8.3 days and regularly aggregates up to 1.46" (37mm) of precipitation. In West Kennebunk, during the entire year, the rain falls for 118.9 days and collects up to 14.61" (371mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. The month with the most snowfall is December, when snow falls for 6.3 days and typically aggregates up to 2.83" (72mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 0min of daylight.
On the first day of December, sunrise is at 6:55 am and sunset at 4:07 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:16 pm EST.

Sunshine

The months with the least sunshine are February and December, with an average of 4.9h 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. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.

Frequently asked questions

How cold is it in December?

In December, in West Kennebunk, the average high-temperature is 35.6°F (2°C), and the average low-temperature is 25.7°F (-3.5°C).

What is the average humidity in December?

In December, the average relative humidity is 80%.

How much does it rain in December?

In West Kennebunk, in December, it is raining for 8.3 days, with typically 1.46" (37mm) of accumulated precipitation.

What is the snowiest month?

December is the month with the most snowfall. Snow falls for 6.3 days and accumulates 2.83" (72mm) of snow.

How much does it snow in December?

In West Kennebunk, in December, during 6.3 snowfall days, 2.83" (72mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 0min of daylight, December has the shortest days of the year.

How many hours of daylight does West Kennebunk have in December?

In West Kennebunk, the average day length in December is 9h and 1min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:55 am and sunset at 4:07 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:16 pm EST.

What is the month with the least sunshine?

February and December, with an average of 4.9h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 4.9h.

When is the lowest UV index in West Kennebunk?

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

How high is the UV index in December?

In West Kennebunk, 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 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 Kennebunk, ME

Average temperature in December - West Kennebunk, ME
  • Average high temperature in December: 35.6°F

The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in December: 25.7°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in December
West Kennebunk, ME

Average pressure in December - West Kennebunk, ME
  • Average pressure in December: 30.02"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in December
West Kennebunk, ME

Average wind speed in December - West Kennebunk, ME
  • Average wind speed in December: 9.2mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in December
West Kennebunk, ME

Average humidity in December - West Kennebunk, ME
  • Average humidity in December: 80%

The months with the highest relative humidity are January and February (82%).
The months with the lowest relative humidity are April and November (76%).

Average rainfall in December
West Kennebunk, ME

Average rainfall in December - West Kennebunk, ME
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is October (1.54").
The driest month (with the least rainfall) is September (0.67").

Average rainfall days in December
West Kennebunk, ME

Average rainfall days in December - West Kennebunk, ME
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is May (12.9 days).
The month with the least rainy days is January (5.6 days).

Average snowfall in December
West Kennebunk, ME

Average snowfall in December - West Kennebunk, ME
  • Average snowfall in December: 2.83"

The month with the highest snowfall is December (2.83").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
West Kennebunk, ME

Average snowfall days in December - West Kennebunk, ME
  • Average snowfall days in December: 6.3 days

The month with the highest number of snowfall days is January (8.3 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 Kennebunk, ME

Average daylight in December / Average sunshine in December - West Kennebunk, ME
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in December
West Kennebunk, ME

Average sunshine days in December - West Kennebunk, ME
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is April (14.2 days).

Average UV index in December
West Kennebunk, ME

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

The month with the highest UV index is 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 Kennebunk, ME

Average cloud cover in December - West Kennebunk, ME
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
West Kennebunk, ME

Average visibility in December - West Kennebunk, 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 Kennebunk, Maine, USA

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