December weather forecast
Old Orchard Beach, ME

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Weather in December

December brings winter in full swing to Old Orchard Beach, Maine. The diminishing daylight hours, plunging temperatures, and the renewed occurrence of snowfall reestablish winter’s reign. Snowfall makes its reappearance after eight snow-less months, amounting to 0.55" (14mm) alongside 4.8 snow days. The town looks festive under a thin, white blanket, illuminated by sparkling holiday lights. As the sea temperature drops to 45.3°F (7.4°C), the sight of the snow-kissed beach becomes a mesmerizing spectacle.

Temperature

In Old Orchard Beach, the beginning of December is marked by a lowered average high-temperature, shifting from November's frosty 46.2°F (7.9°C) to a wintry 37°F (2.8°C). Throughout December, the temperature falls to an average low of 27.9°F (-2.3°C).

Humidity

The average relative humidity in December is 77%.

Rainfall

In Old Orchard Beach, during December, the rain falls for 5.5 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Old Orchard Beach, during the entire year, the rain falls for 77.9 days and collects up to 5.71" (145mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Old Orchard Beach, in December, snow falls for 4.8 days, with typically accumulated 0.55" (14mm) of snow. In Old Orchard Beach, Maine, during the entire year, snow falls for 22.2 days and aggregates up to 2.36" (60mm) of snow.

Ocean temperature

In Old Orchard Beach, in December, the average water temperature is 45.3°F (7.4°C).
Note: It is advised against swimming in 45.3°F (7.4°C) when it drops below 50°F (10°C). Such temperatures can cause extreme cold shock, leading to hyperventilation.

Daylight

The month with the shortest days is December, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 6:55 am and sunset at 4:06 pm. On the last day of December, sunrise is at 7:14 am and sunset at 4:15 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 4.7h of sunshine.

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 unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

The average high-temperature and low-temperature during December are 37°F (2.8°C) and 27.9°F (-2.3°C) respectively.

What is the average humidity in December?

In December, the average relative humidity is 77%.

How many days does it rain in December?

In Old Orchard Beach, in December, it is raining for 5.5 days, with typically 0.55" (14mm) of accumulated precipitation.

How much does it snow in December?

In December, it is snowing for 4.8 days. Throughout December, 0.55" (14mm) of snow is accumulated.

How cold is the water in December?

In Old Orchard Beach, in December, the average water temperature 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 Old Orchard Beach?

The month with the shortest days is December, with an average of 9h and 0min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 1min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:55 am and sunset at 4:06 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 4:15 pm EST.

What is the month with the least sunshine in Old Orchard Beach?

The month with the least sunshine is December, with an average of 4.7h of sunshine.

How many hours of sunshine does Old Orchard Beach have in December?

In Old Orchard Beach, the average sunshine duration in December is 4.7h.

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.

How high is the UV index in December?

In Old Orchard Beach, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Old Orchard Beach, ME

Average temperature in December - Old Orchard Beach, ME
  • Average high temperature in December: 37°F

The warmest month (with the highest average high temperature) is August (72.9°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in December: 27.9°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in December
Old Orchard Beach, ME

Average pressure in December - Old Orchard Beach, ME
  • Average pressure in December: 30.02"Hg

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

Average wind speed in December
Old Orchard Beach, ME

Average wind speed in December - Old Orchard Beach, ME
  • Average wind speed in December: 11.4mph

The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).

Average humidity in December
Old Orchard Beach, ME

Average humidity in December - Old Orchard Beach, ME
  • Average humidity in December: 77%

The months with the highest relative humidity are June and July (83%).
The month with the lowest relative humidity is November (74%).

Average rainfall in December
Old Orchard Beach, ME

Average rainfall in December - Old Orchard Beach, ME
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.2").

Average rainfall days in December
Old Orchard Beach, ME

Average rainfall days in December - Old Orchard Beach, ME
  • Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is July (8.8 days).
The month with the least rainy days is January (4.9 days).

Average snowfall in December
Old Orchard Beach, ME

Average snowfall in December - Old Orchard Beach, ME
  • Average snowfall in December: 0.55"

The month with the highest snowfall is January (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Old Orchard Beach, ME

Average snowfall days in December - Old Orchard Beach, ME
  • Average snowfall days in December: 4.8 days

The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average sea temperature in December
Old Orchard Beach, ME

Average sea temperature in December - Old Orchard Beach, ME
  • Average sea temperature in December: 45.3°F

The best month for swimming (with the highest average sea temperature) is August (63.7°F).
The coldest month (with the lowest average sea temperature) is March (38°F).

Average daylight in December /
Average sunshine in December
Old Orchard Beach, ME

Average daylight in December / Average sunshine in December - Old Orchard Beach, ME
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in December
Old Orchard Beach, ME

Average sunshine days in December - Old Orchard Beach, ME
  • Average sunshine days in December: 20.6 days

The month with the most sunshine days is January (23.1 days).
The month with the least sunshine days is July (19.4 days).

Average UV index in December
Old Orchard Beach, ME

Average UV index in December - Old Orchard Beach, ME
  • Average UV index in December: 2

The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Old Orchard Beach, ME

Average cloud cover in December - Old Orchard Beach, ME
  • Average cloud cover in December: 49

The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Old Orchard Beach, ME

Average visibility in December - Old Orchard Beach, ME
  • Average visibility in December: 6mi

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

Old Orchard Beach, Maine, USA

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