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
December brings a minor decrease, with the average high-temperature reducing from a chilly 45.5°F (7.5°C) in November to a cold 35.2°F (1.8°C). Bayville's average low-temperature in the month of December is recorded at a freezing cold 25.3°F (-3.7°C).Humidity
In Bayville, the average relative humidity in December is 78%.Rainfall
December is the month with the most rainfall. Rain falls for 10.8 days and accumulates 3.5" (89mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In Bayville, Maine, during December, snow falls for 7 days and regularly aggregates up to 3.39" (86mm) of snow. In Bayville, Maine, during the entire year, snow falls for 40 days and aggregates up to 20.08" (510mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.On the first day of December in Bayville, sunrise is at 6:53 am and sunset at 4:02 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:10 pm EST.
Sunshine
February and December, with an average of 4.6h of sunshine, are months with the least 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 minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the rainiest month?
How many days does it rain in December?
How many days does it snow in December in Bayville?
What is the month with the shortest days?
How many hours of daylight does Bayville have in December?
When is the sunrise / sunset in December?
What are the months with the least sunshine?
How many hours of sunshine does Bayville have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Bayville, ME
- Average high temperature in December: 35.2°F
The warmest months (with the highest average high temperature) are July and August (74.1°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 25.3°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Bayville, ME
- Average pressure in December: 30.01"Hg
The months with the highest atmospheric pressure are September and November (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Bayville, ME
- Average wind speed in December: 10mph
The windiest months (with the highest average wind speed) are January and March (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Bayville, ME
- Average humidity in December: 78%
The months with the highest relative humidity are June and July (82%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Bayville, ME
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in December
Bayville, ME
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in December
Bayville, ME
- Average snowfall in December: 3.39"
The month with the highest snowfall is January (5.28").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Bayville, ME
- Average snowfall days in December: 7 days
The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bayville, 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 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in December
Bayville, ME
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is April (11.7 days).
Average UV index in December
Bayville, ME
- Average UV index in December: 2
The month with the highest UV index is July (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
Bayville, 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 33).
Average visibility in December
Bayville, ME
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).
Bayville, Maine, USA
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