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 decrease of average high-temperatures is mild in December, with a decline from a cold 40.5°F (4.7°C) in November to a freezing cold 29.1°F (-1.6°C). In Rumford, the expected average low-temperature for December is a still subzero cold 19°F (-7.2°C).Humidity
The average relative humidity in December in Rumford is 82%.Rainfall
In Rumford, Maine, in December, it is raining for 9.5 days, with typically 2.52" (64mm) of accumulated precipitation. In Rumford, during the entire year, the rain falls for 146.3 days and collects up to 28.31" (719mm) of precipitation.Snowfall
Months with snowfall in Rumford are January through May, October through December. In Rumford, in December, snow falls for 12.5 days, with typically accumulated 7.44" (189mm) of snow. Throughout the year, in Rumford, there are 69.3 snowfall days, and 48.15" (1223mm) of snow is accumulated.Daylight
December has the shortest days of the year in Rumford, with an average of 8h and 54min of daylight.On the first day of the month, sunrise is at 6:59 am and sunset at 4:03 pm. On the last day of December, in Rumford, sunrise is at 7:18 am and sunset at 4:12 pm EST.
Sunshine
The average sunshine in December is 4.3h.UV index
February and December, with an average maximum UV index of 1, are months with the lowest UV index in Rumford. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: An average UV index of 1 in December transforms into this advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Frequently asked questions
How cold is December in Rumford?
What is the average humidity in December in Rumford?
How many days does it rain in December in Rumford?
How much does it snow in Rumford in December?
What is the month with the shortest days in Rumford?
How many hours of daylight does Rumford have in December?
When are sunrise and sunset in December in Rumford?
How many hours of sunshine does Rumford have in December?
When is the lowest UV index in Rumford?
What is the UV index intensity in December in Rumford?
Average temperature in December
Rumford, ME
- Average high temperature in December: 29.1°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in December: 19°F
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (10°F).
Average pressure in December
Rumford, ME
- Average pressure in December: 30.02"Hg
The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Rumford, ME
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Rumford, ME
- Average humidity in December: 82%
The months with the highest relative humidity are January, February and March (86%).
The months with the lowest relative humidity are May and November (76%).
Average rainfall in December
Rumford, ME
- Average rainfall in December: 2.52"
The wettest month (with the highest rainfall) is October (3.31").
The driest month (with the least rainfall) is July (1.85").
Average rainfall days in December
Rumford, ME
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in December
Rumford, ME
- Average snowfall in December: 7.44"
The month with the highest snowfall is February (12.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Rumford, ME
- Average snowfall days in December: 12.5 days
The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rumford, 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 2min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in December
Rumford, ME
- Average sunshine days in December: 13.8 days
The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (11.3 days).
Average UV index in December
Rumford, ME
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in December
Rumford, ME
- Average cloud cover in December: 55
The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 40).
Average visibility in December
Rumford, ME
- Average visibility in December: 5mi
The months with the highest visibility are May, June, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, July, August and September (4mi).
Rumford, Maine, USA
Weather forecast for your location
2. Allow the app to use your location
