December weather forecast
Surry, ME

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Weather in December

December, the first month of the winter in Surry, is still a cold month, with an average temperature fluctuating between 24.4°F (-4.2°C) and 34.5°F (1.4°C).

Temperature

In December, the meteorological conditions alter, with the average high-temperature shifting from a chilly 44.6°F (7°C) in November to an icy 34.5°F (1.4°C). Surry, in December, experiences an average temperature of 24.4°F (-4.2°C) at night.

Humidity

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

Rainfall

December is the month with the most rainfall. Rain falls for 11.3 days and accumulates 2.91" (74mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 8.5 days. Throughout December, 2.83" (72mm) of snow is accumulated. In Surry, during the entire year, snow falls for 47.2 days and aggregates up to 20.04" (509mm) of snow.

Ocean temperature

In Surry, Maine, the average seawater temperature in December is 45.5°F (7.5°C).
Note: Beware of 45.5°F (7.5°C) waters at 55.4°F (13°C), they're uninviting, and a dip below 50°F (10°C) has risks of breath loss and cold shock, contingent on health.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 6:50 am and sunset at 3:55 pm. On the last day of December, sunrise is at 7:10 am and sunset at 4:04 pm EST.

Sunshine

In December, the average sunshine is 4.3h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Boost your sun resistance with garments that are densely woven yet spacious. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

An average high-temperature, in December, in Surry, is 34.5°F (1.4°C) and the average low-temperature is 24.4°F (-4.2°C).

What is the average humidity in December?

In December, the average relative humidity is 79%.

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 11.3 days and accumulates 2.91" (74mm) of precipitation.

How much does it rain in December?

In Surry, Maine, in December, during 11.3 rainfall days, 2.91" (74mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 8.5 days. Throughout December, 2.83" (72mm) of snow is accumulated.

What is the ocean temperature in December?

In Surry, Maine, in December, the average water temperature is 45.5°F (7.5°C). Swimming in 45.5°F (7.5°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?

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

How many hours of daylight does Surry have in December?

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

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:50 am and sunset at 3:55 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 4:04 pm EST.

How many hours of sunshine does Surry have in December?

In December, the average sunshine duration is 4.3h.

What is the month with the lowest UV index?

January through March, November and 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 December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's 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
Surry, ME

Average temperature in December - Surry, ME
  • Average high temperature in December: 34.5°F

The warmest months (with the highest average high temperature) are July and August (75.4°F).
The month with the lowest average high temperature is January (28.9°F).

  • Average low temperature in December: 24.4°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 (16.9°F).

Average pressure in December
Surry, ME

Average pressure in December - Surry, 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).

Average wind speed in December
Surry, ME

Average wind speed in December - Surry, ME
  • Average wind speed in December: 8.8mph

The windiest months (with the highest average wind speed) are January and March (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in December
Surry, ME

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

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

Average rainfall in December
Surry, ME

Average rainfall in December - Surry, ME
  • Average rainfall in December: 2.91"

The wettest month (with the highest rainfall) is December (2.91").
The driest month (with the least rainfall) is July (1.3").

Average rainfall days in December
Surry, ME

Average rainfall days in December - Surry, ME
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is April (15.3 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in December
Surry, ME

Average snowfall in December - Surry, ME
  • Average snowfall in December: 2.83"

The month with the highest snowfall is January (4.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Surry, ME

Average snowfall days in December - Surry, ME
  • Average snowfall days in December: 8.5 days

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

Average sea temperature in December
Surry, ME

Average sea temperature in December - Surry, ME
  • Average sea temperature in December: 45.6°F

The best month for swimming (with the highest average sea temperature) is August (58.6°F).
The coldest month (with the lowest average sea temperature) is March (38.2°F).

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

Average daylight in December / Average sunshine in December - Surry, 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: 3h and 54min).

Average sunshine days in December
Surry, ME

Average sunshine days in December - Surry, ME
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is September (18.1 days).
The month with the least sunshine days is April (11.9 days).

Average UV index in December
Surry, ME

Average UV index in December - Surry, 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).

Average cloud cover in December
Surry, ME

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

The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are August and September (Cloud cover 38).

Average visibility in December
Surry, ME

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

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

Surry, Maine, USA

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