December weather forecast
Maine, NY

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Weather in December

The first month of the winter, December, is also a wintry month in Maine, New York, with an average temperature ranging between min 23.9°F (-4.5°C) and max 33.3°F (0.7°C).

Temperature

Maine in December experiences a subtle temperature decline, with average high-temperatures reducing from a frosty 43.7°F (6.5°C) in November to a wintry 33.3°F (0.7°C). The temperature in Maine lowers to an average of 23.9°F (-4.5°C) during December nights.

Humidity

The average relative humidity in December is 86%.

Rainfall

In December, in Maine, the rain falls for 11.2 days. Throughout December, 2.76" (70mm) of precipitation is accumulated. Throughout the year, in Maine, there are 173.5 rainfall days, and 35.67" (906mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Maine, New York. In December, it is snowing for 18.2 days. Throughout December, 8.54" (217mm) of snow is accumulated. Throughout the year, in Maine, there are 94.8 snowfall days, and 48.82" (1240mm) of snow is accumulated.

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 7:13 am and sunset at 4:33 pm. On the last day of December, in Maine, sunrise is at 7:32 am and sunset at 4:42 pm EST.

Sunshine

The average sunshine in December is 2.9h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. 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, the UV index of 1 transforms into the following advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Maine?

The high-temperature during December is 33.3°F (0.7°C) and the low-temperature is 23.9°F (-4.5°C).

What is the average humidity in December in Maine?

In December, the average relative humidity is 86%.

How many days does it rain in December in Maine?

In Maine, in December, during 11.2 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How many days does it snow in December in Maine?

In Maine, New York, in December, snow falls for 18.2 days, with typically accumulated 8.54" (217mm) of snow.

What is the month with the shortest days in Maine?

December has the shortest days of the year in Maine, New York, with an average of 9h and 12min of daylight.

How many hours of daylight does Maine have in December?

In December, the average day length in Maine is 9h and 10min.

What time are sunrise and sunset in December in Maine?

On the first day of December in Maine, New York, sunrise is at 7:13 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:42 pm EST.

How long on average sun shines in December in Maine?

In Maine, New York, the average sunshine duration in December is 2.9h.

What is the month with the lowest UV index in Maine?

The months with the lowest UV index in Maine are January, February and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Maine?

The average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat 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
Maine, NY

Average temperature in December - Maine, NY
  • Average high temperature in December: 33.3°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).

Average pressure in December
Maine, NY

Average pressure in December - Maine, NY
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Maine, NY

Average wind speed in December - Maine, NY
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Maine, NY

Average humidity in December - Maine, NY
  • Average humidity in December: 86%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May, June and July (80%).

Average rainfall in December
Maine, NY

Average rainfall in December - Maine, NY
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are January and November (2.4").

Average rainfall days in December
Maine, NY

Average rainfall days in December - Maine, NY
  • Average rainfall days in December: 11.2 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in December
Maine, NY

Average snowfall in December - Maine, NY
  • Average snowfall in December: 8.54"

The month with the highest snowfall is February (10.87").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Maine, NY

Average snowfall days in December - Maine, NY
  • Average snowfall days in December: 18.2 days

The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Maine, NY

Average daylight in December / Average sunshine in December - Maine, NY
  • 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: 2h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).

Average sunshine days in December
Maine, NY

Average sunshine days in December - Maine, NY
  • Average sunshine days in December: 6.5 days

The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (5.7 days).

Average UV index in December
Maine, NY

Average UV index in December - Maine, NY
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in December
Maine, NY

Average cloud cover in December - Maine, NY
  • Average cloud cover in December: 71

The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).

Average visibility in December
Maine, NY

Average visibility in December - Maine, NY
  • Average visibility in December: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

Maine, New York, USA

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