December weather forecast
Hancock, ME

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Weather in December

The first month of the winter, December, is also a wintry month in Hancock, Maine, with an average temperature fluctuating between 35.1°F (1.7°C) and 25.7°F (-3.5°C).

Temperature

As November transitions into December, Hancock sees a drop in the average high-temperature, transitioning from a frosty 44.8°F (7.1°C) to a wintry 35.1°F (1.7°C). The nights of December in Hancock anticipate an average low-temperature of 25.7°F (-3.5°C).

Humidity

In December, the average relative humidity is 78%.

Rainfall

The month with the most rainfall is December, when the rain falls for 11.5 days and typically aggregates up to 3.94" (100mm) of precipitation.

Snowfall

Months with snowfall in Hancock are January through May, October through December. In Hancock, Maine, during December, snow falls for 7.9 days and regularly aggregates up to 3.78" (96mm) of snow. In Hancock, during the entire year, snow falls for 48.1 days and aggregates up to 23.82" (605mm) of snow.

Ocean temperature

In Hancock, the average seawater temperature in December is 45.3°F (7.4°C).
Note: Dipping into 45.3°F (7.4°C) below 50°F (10°C) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 55.4°F (13°C) can be jarring.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of December, sunrise is at 6:50 am and sunset at 3:54 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:03 pm EST.

Sunshine

The average sunshine in December in Hancock, Maine, is 4.4h.

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 low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 2 during December leads to these instructions:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
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Frequently asked questions

How cold is it in Hancock in December?

An average high-temperature, in December, in Hancock, is 35.1°F (1.7°C) and the average low-temperature is 25.7°F (-3.5°C).

What is the average humidity in December in Hancock?

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

What is the rainiest month in Hancock?

The month with the most rainfall in Hancock, Maine, is December, when the rain falls for 11.5 days and typically aggregates up to 3.94" (100mm) of precipitation.

How many days does it rain in December in Hancock?

In December, the rain falls for 11.5 days. Throughout December, 3.94" (100mm) of precipitation is accumulated.

How much does it snow in Hancock in December?

In Hancock, Maine, in December, snow falls for 7.9 days, with typically accumulated 3.78" (96mm) of snow.

What is the ocean temperature in December in Hancock?

In December, the average ocean temperature in Hancock is 45.3°F (7.4°C). Swimming in 45.3°F (7.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

What is the month with the shortest days in Hancock?

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

How many hours of daylight does Hancock have in December?

In December, the average day length in Hancock, Maine, is 8h and 54min.

When is the sunrise / sunset in December in Hancock?

In December, on the first day of the month, sunrise is at 6:50 am and sunset at 3:54 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 4:03 pm EST.

How many hours of sunshine does Hancock have in December?

The average sunshine duration in December is 4.4h.

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

The months with the lowest UV index in Hancock, 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 Hancock?

The average daily maximum UV index in December in Hancock, Maine, is 2. A UV Index of 2, and less, symbolizes 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
Hancock, ME

Average temperature in December - Hancock, ME
  • Average high temperature in December: 35.1°F

The warmest month (with the highest average high temperature) is August (73.4°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in December: 25.7°F

The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in December
Hancock, ME

Average pressure in December - Hancock, ME
  • Average pressure in December: 29.99"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
Hancock, ME

Average wind speed in December - Hancock, ME
  • Average wind speed in December: 10.1mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in December
Hancock, ME

Average humidity in December - Hancock, ME
  • Average humidity in December: 78%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is November (76%).

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Average rainfall in December
Hancock, ME

Average rainfall in December - Hancock, ME
  • Average rainfall in December: 3.94"

The wettest month (with the highest rainfall) is December (3.94").
The driest month (with the least rainfall) is July (1.57").

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Average rainfall days in December
Hancock, ME

Average rainfall days in December - Hancock, ME
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is April (15.5 days).
The month with the least rainy days is February (7.5 days).

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Average snowfall in December
Hancock, ME

Average snowfall in December - Hancock, ME
  • Average snowfall in December: 3.78"

The month with the highest snowfall is February (5.75").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Hancock, ME

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

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in December
Hancock, ME

Average sea temperature in December - Hancock, ME
  • Average sea temperature in December: 45.3°F

The best month for swimming (with the highest average sea temperature) is August (56.8°F).
The coldest month (with the lowest average sea temperature) is March (38°F).

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Average daylight in December /
Average sunshine in December
Hancock, ME

Average daylight in December / Average sunshine in December - Hancock, 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: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days in December
Hancock, ME

Average sunshine days in December - Hancock, ME
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is August (18.7 days).
The month with the least sunshine days is April (11.2 days).

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Average UV index in December
Hancock, ME

Average UV index in December - Hancock, 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).

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Average cloud cover in December
Hancock, ME

Average cloud cover in December - Hancock, ME
  • Average cloud cover in December: 53

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are August and September (Cloud cover 35).

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Average visibility in December
Hancock, ME

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

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

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Hancock, Maine, USA

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