Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Transition into December marks a drop in the average high-temperature, moving from a frosty 46.2°F (7.9°C) in November to an icy 37°F (2.8°C). In December, the recorded average low-temperature is a subzero cold 27.9°F (-2.3°C).Humidity
In December, the average relative humidity 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, during December, snow falls for 4.8 days and regularly aggregates up to 0.55" (14mm) of snow. Throughout the year, there are 22.2 snowfall days, and 2.36" (60mm) of snow is accumulated.Ocean temperature
In Old Orchard Beach, in December, the average water temperature is 45.3°F (7.4°C).Note: Swimming in 45.3°F (7.4°C) feels unbearing at 55.4°F (13°C) and can be life-risking below 50°F (10°C), causing breathing issues and cold shock, depending on a person's capacity.
Daylight
December has the shortest days of the year, 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, in Old Orchard Beach, sunrise is at 7:14 am and sunset at 4:15 pm EST.
Sunshine
With an average of 4.7h of sunshine, December has the least sunshine of the year.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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December in Old Orchard Beach?
How much does it rain in December?
How much does it snow in December?
How cold is the water in December?
What is the month with the shortest days?
What is the average length of the day in December in Old Orchard Beach?
When is the sunrise / sunset in December in Old Orchard Beach?
What is the month with the least sunshine?
How many hours of sunshine does Old Orchard Beach have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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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