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 shift from November to December corresponds with a decrease in the average high-temperature, down to a cold 40.8°F (4.9°C) from a fresh 50.5°F (10.3°C). Nighttime temperatures in Rumford hover around an average low of 30.2°F (-1°C) in December.Humidity
The average relative humidity in December in Rumford is 76%.Rainfall
In Rumford, in December, it is raining for 11.3 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, there are 144.3 rainfall days, and 23.43" (595mm) of precipitation is accumulated.Snowfall
Months with snowfall in Rumford are January through May, November and December. In December, it is snowing for 3.9 days. Throughout December, 1.42" (36mm) of snow is accumulated. Throughout the year, there are 22 snowfall days, and 7.83" (199mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of December in Rumford, sunrise is at 6:54 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:24 pm EST.
Sunshine
February and December, with an average of 4.8h of sunshine, are months with the least sunshine in Rumford.UV index
The months with the lowest UV index in Rumford are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. When the Sun is at its strongest around midday, find shade and limit exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
Is it cold in Rumford during December?
What is the average humidity in December in Rumford?
How many days does it rain in December in Rumford?
How many days does it snow in December in Rumford?
What is the month with the shortest days in Rumford?
What is the average length of the day in December in Rumford?
What time are sunrise and sunset in December in Rumford?
What is the month with the least sunshine in Rumford?
How long on average sun shines in December in Rumford?
When is the lowest UV index in Rumford?
How high is the UV index in December in Rumford?
Average temperature in December
Rumford, RI
- Average high temperature in December: 40.8°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (35.1°F).
- Average low temperature in December: 30.2°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in December
Rumford, RI
- Average pressure in December: 30.04"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Rumford, RI
- Average wind speed in December: 9.3mph
The windiest months (with the highest average wind speed) are January, February and March (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in December
Rumford, RI
- Average humidity in December: 76%
The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).
Average rainfall in December
Rumford, RI
- Average rainfall in December: 2.28"
The wettest month (with the highest rainfall) is April (2.4").
The driest month (with the least rainfall) is September (1.1").
Average rainfall days in December
Rumford, RI
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Rumford, RI
- Average snowfall in December: 1.42"
The month with the highest snowfall is February (2.01").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Rumford, RI
- Average snowfall days in December: 3.9 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Rumford, RI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).
Average sunshine days in December
Rumford, RI
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is April (13.2 days).
Average UV index in December
Rumford, RI
- Average UV index in December: 2
The months with the highest UV index are June, July and August (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
Rumford, RI
- Average cloud cover in December: 46
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Rumford, RI
- 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).
Rumford, Rhode Island, USA
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