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
Hallowell's December weather shows a moderate shift in high-temperatures, falling from November's chilly 43.7°F (6.5°C) to an icy 32.5°F (0.3°C). During the December nights, an average temperature of 22.1°F (-5.5°C) is observed in Hallowell.Humidity
In Hallowell, the average relative humidity in December is 80%.Rainfall
In Hallowell, Maine, in December, during 10.4 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Hallowell, Maine, during the entire year, the rain falls for 142.3 days and collects up to 27.52" (699mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Hallowell. In Hallowell, during December, snow falls for 9.1 days and regularly aggregates up to 4.8" (122mm) of snow. Throughout the year, in Hallowell, there are 50.3 snowfall days, and 29.69" (754mm) of snow is accumulated.Daylight
The month with the shortest days in Hallowell is December, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 6:55 am and sunset at 4:01 pm. On the last day of December, in Hallowell, sunrise is at 7:14 am and sunset at 4:10 pm EST.
Sunshine
The average sunshine in December in Hallowell is 4.7h.UV index
The months with the lowest UV index are January through March, October through 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 ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Hallowell?
What is the average humidity in December in Hallowell?
How many days does it rain in December in Hallowell?
How much does it snow in Hallowell in December?
What is the month with the shortest days in Hallowell?
How many hours of daylight does Hallowell have in December?
When are sunrise and sunset in December in Hallowell?
How long on average sun shines in December in Hallowell?
What is the month with the lowest UV index in Hallowell?
How high is the UV index in December in Hallowell?
Average temperature in December
Hallowell, ME
- Average high temperature in December: 32.5°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (27°F).
- Average low temperature in December: 22.1°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 (13.6°F).
Average pressure in December
Hallowell, 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
Hallowell, ME
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Hallowell, ME
- Average humidity in December: 80%
The months with the highest relative humidity are January, February and March (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in December
Hallowell, ME
- Average rainfall in December: 2.83"
The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is September (1.42").
Average rainfall days in December
Hallowell, ME
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is June (16 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Hallowell, ME
- Average snowfall in December: 4.8"
The month with the highest snowfall is February (6.77").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hallowell, ME
- Average snowfall days in December: 9.1 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hallowell, 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 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Hallowell, ME
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is April (11.6 days).
Average UV index in December
Hallowell, 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, October, November and December (UV index 2).
Average cloud cover in December
Hallowell, ME
- Average cloud cover in December: 50
The months with the most cloud cover are March and April (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in December
Hallowell, ME
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).
Hallowell, Maine, USA
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