December weather forecast
Hebron, ME

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Weather in December

December, the first month of the winter in Hebron, is also a wintry month, with an average temperature ranging between max 32.4°F (0.2°C) and min 22.1°F (-5.5°C).

Temperature

Hebron's weather in December involves a decrease in the average high-temperature, moving down from November's chilly 43.7°F (6.5°C) to a cold 32.4°F (0.2°C). Throughout the month of December, Hebron witnesses an average temperature of 22.1°F (-5.5°C).

Humidity

The average relative humidity in December in Hebron is 79%.

Rainfall

In Hebron, in December, during 6.8 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Hebron, during the entire year, the rain falls for 119.4 days and collects up to 17.17" (436mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Hebron, Maine, in December, during 7.9 snowfall days, 3.58" (91mm) of snow is typically accumulated. In Hebron, Maine, during the entire year, snow falls for 39.3 days and aggregates up to 19.37" (492mm) of snow.

Daylight

The month with the shortest days in Hebron is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 6:57 am and sunset at 4:04 pm. On the last day of December, sunrise is at 7:16 am and sunset at 4:12 pm EST.

Sunshine

In Hebron, the average sunshine in December is 4.7h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Hebron. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 2 suggests this advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is it in Hebron in December?

In December, the average high-temperature and low-temperature in Hebron are 32.4°F (0.2°C) and 22.1°F (-5.5°C) respectively.

What is the average humidity in December in Hebron?

The average relative humidity in December in Hebron is 79%.

How many days does it rain in December in Hebron?

In Hebron, Maine, in December, it is raining for 6.8 days, with typically 1.46" (37mm) of accumulated precipitation.

How many days does it snow in December in Hebron?

In Hebron, in December, during 7.9 snowfall days, 3.58" (91mm) of snow is typically accumulated.

What is the month with the shortest days in Hebron?

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

What is the average length of the day in December in Hebron?

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

What time are sunrise and sunset in December in Hebron?

In December, on the first day of the month, sunrise is at 6:57 am and sunset at 4:04 pm. On the last day of the month, in Hebron, sunrise is at 7:16 am and sunset at 4:12 pm EST.

How many hours of sunshine does Hebron have in December?

In December, the average sunshine duration is 4.7h.

What are the months with the lowest UV index in Hebron?

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

What is the UV index intensity in December in Hebron?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Hebron, ME

Average temperature in December - Hebron, ME
  • Average high temperature in December: 32.4°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in December: 22.1°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).

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Average pressure in December
Hebron, ME

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

The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in December
Hebron, ME

Average wind speed in December - Hebron, ME
  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in December
Hebron, ME

Average humidity in December - Hebron, ME
  • Average humidity in December: 79%

The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in December
Hebron, ME

Average rainfall in December - Hebron, ME
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is June (1.93").
The driest month (with the least rainfall) is September (0.91").

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Average rainfall days in December
Hebron, ME

Average rainfall days in December - Hebron, ME
  • Average rainfall days in December: 6.8 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is February (4.2 days).

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Average snowfall in December
Hebron, ME

Average snowfall in December - Hebron, ME
  • Average snowfall in December: 3.58"

The month with the highest snowfall is February (5.35").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Hebron, ME

Average snowfall days in December - Hebron, ME
  • Average snowfall days in December: 7.9 days

The month with the highest number of snowfall days is January (9 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
Hebron, ME

Average daylight in December / Average sunshine in December - Hebron, 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 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Hebron, ME

Average sunshine days in December - Hebron, ME
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is July (13.8 days).

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Average UV index in December
Hebron, ME

Average UV index in December - Hebron, 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
Hebron, ME

Average cloud cover in December - Hebron, ME
  • Average cloud cover in December: 49

The months with the most cloud cover are March and April (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 35).

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Average visibility in December
Hebron, ME

Average visibility in December - Hebron, ME
  • Average visibility in December: 6mi

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

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Hebron, Maine, USA

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