December weather forecast
Northern Maine Junction, ME

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Weather in December

The first month of the winter, December, is also an icy month in Northern Maine Junction, Maine, with an average temperature fluctuating between 21.7°F (-5.7°C) and 32.4°F (0.2°C).

Temperature

Northern Maine Junction's progression into December involves a drop in the average high-temperature, receding from a chilly 43.3°F (6.3°C) in November to an icy 32.4°F (0.2°C). Nighttime temperature lowers to an average of 21.7°F (-5.7°C) in December.

Humidity

In Northern Maine Junction, the average relative humidity in December is 81%.

Rainfall

In Northern Maine Junction, during December, the rain falls for 9.4 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, in Northern Maine Junction, there are 125.4 rainfall days, and 13.78" (350mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Northern Maine Junction, Maine, during December, snow falls for 8.6 days and regularly aggregates up to 2.4" (61mm) of snow. Throughout the year, in Northern Maine Junction, there are 49.7 snowfall days, and 14.88" (378mm) of snow is accumulated.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year.
On the first day of December in Northern Maine Junction, sunrise is at 6:53 am and sunset at 3:56 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:04 pm EST.

Sunshine

In Northern Maine Junction, Maine, the average sunshine in December is 4.4h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 in December translates into these instructions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

How cold is December in Northern Maine Junction?

Northern Maine Junction in December has an average high-temperature of 32.4°F (0.2°C) and an average low-temperature of 21.7°F (-5.7°C).

What is the average humidity in December in Northern Maine Junction?

In December, the average relative humidity in Northern Maine Junction, Maine, is 81%.

How many days does it rain in December in Northern Maine Junction?

In December, in Northern Maine Junction, the rain falls for 9.4 days. Throughout December, 1.38" (35mm) of precipitation is accumulated.

How much does it snow in Northern Maine Junction in December?

In Northern Maine Junction, in December, during 8.6 snowfall days, 2.4" (61mm) of snow is typically accumulated.

What is the month with the shortest days in Northern Maine Junction?

The month with the shortest days is December, with an average of 8h and 54min of daylight.

How many hours of daylight does Northern Maine Junction have in December?

In Northern Maine Junction, Maine, the average day length in December is 8h and 52min.

When are sunrise and sunset in December in Northern Maine Junction?

In December, on the first day of the month, sunrise is at 6:53 am and sunset at 3:56 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:04 pm EST.

How long on average sun shines in December in Northern Maine Junction?

In Northern Maine Junction, the average sunshine duration in December is 4.4h.

What are the months with the lowest UV index in Northern Maine Junction?

January through March, October through 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 Northern Maine Junction?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from 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
Northern Maine Junction, ME

Average temperature in December - Northern Maine Junction, ME
  • Average high temperature in December: 32.4°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (26.4°F).

  • Average low temperature in December: 21.7°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 (13.8°F).

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Average pressure in December
Northern Maine Junction, ME

Average pressure in December - Northern Maine Junction, 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).

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Average wind speed in December
Northern Maine Junction, ME

Average wind speed in December - Northern Maine Junction, ME
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in December
Northern Maine Junction, ME

Average humidity in December - Northern Maine Junction, ME
  • Average humidity in December: 81%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and May (77%).

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Average rainfall in December
Northern Maine Junction, ME

Average rainfall in December - Northern Maine Junction, ME
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is April (1.57").
The driest month (with the least rainfall) is July (0.79").

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Average rainfall days in December
Northern Maine Junction, ME

Average rainfall days in December - Northern Maine Junction, ME
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is June (13.7 days).
The month with the least rainy days is February (6.9 days).

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Average snowfall in December
Northern Maine Junction, ME

Average snowfall in December - Northern Maine Junction, ME
  • Average snowfall in December: 2.4"

The month with the highest snowfall is January (3.9").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Northern Maine Junction, ME

Average snowfall days in December - Northern Maine Junction, ME
  • Average snowfall days in December: 8.6 days

The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Northern Maine Junction, ME

Average daylight in December / Average sunshine in December - Northern Maine Junction, 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 2min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

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Average sunshine days in December
Northern Maine Junction, ME

Average sunshine days in December - Northern Maine Junction, ME
  • Average sunshine days in December: 16.3 days

The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is April (12.5 days).

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Average UV index in December
Northern Maine Junction, ME

Average UV index in December - Northern Maine Junction, 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, October, November and December (UV index 2).

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Average cloud cover in December
Northern Maine Junction, ME

Average cloud cover in December - Northern Maine Junction, ME
  • Average cloud cover in December: 52

The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 38).

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Average visibility in December
Northern Maine Junction, ME

Average visibility in December - Northern Maine Junction, ME
  • Average visibility in December: 6mi

The months with the highest visibility are October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August and September (5mi).

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Northern Maine Junction, Maine, USA

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