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 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
As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a frosty 45.3°F (7.4°C) to a cold 36.7°F (2.6°C). December witnesses a minor deviation from daytime peaks, with an average nighttime temperature of 27.7°F (-2.4°C).Humidity
In Little Deer Isle, the average relative humidity in December is 78%.Rainfall
In Little Deer Isle, Maine, in December, during 8.4 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. Throughout the year, there are 115.5 rainfall days, and 17.95" (456mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In December, it is snowing for 5.9 days. Throughout December, 1.81" (46mm) of snow is accumulated. In Little Deer Isle, during the entire year, snow falls for 29.2 days and aggregates up to 9.65" (245mm) of snow.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 6:51 am and sunset at 3:57 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 4:05 pm EST.
Sunshine
With an average of 4.5h of sunshine, December has the least sunshine of the year in Little Deer Isle.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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December in Little Deer Isle?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Little Deer Isle have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Little Deer Isle, ME
- Average high temperature in December: 36.7°F
The warmest month (with the highest average high temperature) is August (68.9°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 27.7°F
The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in December
Little Deer Isle, ME
- Average pressure in December: 30"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
Little Deer Isle, ME
- Average wind speed in December: 13.9mph
The windiest month (with the highest average wind speed) is January (14.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).
Average humidity in December
Little Deer Isle, ME
- Average humidity in December: 78%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Little Deer Isle, ME
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is October (2.09").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in December
Little Deer Isle, ME
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Little Deer Isle, ME
- Average snowfall in December: 1.81"
The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Little Deer Isle, ME
- Average snowfall days in December: 5.9 days
The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Little Deer Isle, 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 3min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 30min).
Average sunshine days in December
Little Deer Isle, ME
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is September (19.9 days).
The month with the least sunshine days is July (15.4 days).
Average UV index in December
Little Deer Isle, 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
Little Deer Isle, ME
- Average cloud cover in December: 51
The months with the most cloud cover are February and March (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Little Deer Isle, 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).
Little Deer Isle, Maine, USA
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