December weather forecastButtonwoods, RI
December
Weather in December
December, the first month of the winter in Buttonwoods, is still a cold month, with an average temperature fluctuating between 41.2°F (5.1°C) and 31.1°F (-0.5°C).Temperature
A subtle decrease in the average high-temperature marks December, falling from November's fresh 50.5°F (10.3°C) to a wintry 41.2°F (5.1°C). An average low-temperature of 31.1°F (-0.5°C) is observed during the December nights.Humidity
In Buttonwoods, the average relative humidity in December is 76%.Rainfall
December is the month with the most rainfall. Rain falls for 11.7 days and accumulates 3.07" (78mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 4.2 days. Throughout December, 1.42" (36mm) of snow is accumulated. In Buttonwoods, during the entire year, snow falls for 24 days and aggregates up to 9.13" (232mm) of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:53 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:25 pm EST.
Sunshine
In December, the average sunshine is 4.9h.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 low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 2 during December translates into the following guidance:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Buttonwoods, RI
- Average high temperature in December: 41.2°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 31.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in December
Buttonwoods, 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
Buttonwoods, RI
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity in December
Buttonwoods, 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
Buttonwoods, RI
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in December
Buttonwoods, RI
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in December
Buttonwoods, RI
- Average snowfall in December: 1.42"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Buttonwoods, RI
- Average snowfall days in December: 4.2 days
The month with the highest number of snowfall days is January (6.5 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
Buttonwoods, RI
- Average daylight in December: 9h and 12min
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 54min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Buttonwoods, RI
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (12 days).
Average UV index in December
Buttonwoods, 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
Buttonwoods, 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 30).
Average visibility in December
Buttonwoods, 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).
