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
The commencement of December involves a temperature shift, with the average high-temperature dropping from a wintry 39.2°F (4°C) in November to a subzero cold 27.3°F (-2.6°C). Throughout the December nights, Island Falls encounters a low-temperature of 16.2°F (-8.8°C).Humidity
In Island Falls, the average relative humidity in December is 88%.Rainfall
December is the month with the most rainfall. Rain falls for 9.3 days and accumulates 3.27" (83mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 14.9 days. Throughout December, 11.3" (287mm) of snow is accumulated. In Island Falls, during the entire year, snow falls for 88.2 days and aggregates up to 62.83" (1596mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 6:55 am and sunset at 3:49 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 3:57 pm EST.
Sunshine
In Island Falls, the average sunshine in December is 3.5h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 1 during December translates into the following directions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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?
What is the rainiest month?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Island Falls have in December?
When is the sunrise / sunset in December in Island Falls?
How many hours of sunshine does Island Falls have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Island Falls, ME
- Average high temperature in December: 27.3°F
The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (21.9°F).
- Average low temperature in December: 16.2°F
The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).
Average pressure in December
Island Falls, ME
- Average pressure in December: 29.99"Hg
The month with the highest atmospheric pressure is September (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Island Falls, ME
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in December
Island Falls, ME
- Average humidity in December: 88%
The months with the highest relative humidity are January, February and March (91%).
The month with the lowest relative humidity is May (76%).
Average rainfall in December
Island Falls, ME
- Average rainfall in December: 3.27"
The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is July (2.17").
Average rainfall days in December
Island Falls, ME
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in December
Island Falls, ME
- Average snowfall in December: 11.3"
The months with the highest snowfall are January and February (13.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Island Falls, ME
- Average snowfall days in December: 14.9 days
The month with the highest number of snowfall days is February (19.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Island Falls, ME
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 3h and 3min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Island Falls, ME
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is September (15.1 days).
The month with the least sunshine days is April (8.7 days).
Average UV index in December
Island Falls, ME
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in December
Island Falls, ME
- Average cloud cover in December: 64
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in December
Island Falls, ME
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).
Island Falls, Maine, USA
Weather forecast for your location
2. Allow the app to use your location