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
In December, the average high-temperature goes from a frosty 43.2°F (6.2°C) in November to an icy 32.9°F (0.5°C). December brings Rhode Island a consistent average low-temperature of 23.2°F (-4.9°C).Humidity
The average relative humidity in December is 87%.Rainfall
In Rhode Island, during December, the rain falls for 11.7 days and regularly aggregates up to 2.8" (71mm) of precipitation. In Rhode Island, during the entire year, the rain falls for 171.6 days and collects up to 34.09" (866mm) of precipitation.Snowfall
Months with snowfall in Rhode Island are January through May, October through December. In December, in Rhode Island, New York, it is snowing for 17.2 days. Throughout December, 8.7" (221mm) of snow is accumulated. Throughout the year, in Rhode Island, there are 90.9 snowfall days, and 44.8" (1138mm) of snow is accumulated.Daylight
December has the shortest days of the year in Rhode Island, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:14 am and sunset at 4:30 pm. On the last day of December, in Rhode Island, sunrise is at 7:33 am and sunset at 4:39 pm EST.
Sunshine
In Rhode Island, the average sunshine in December is 2.9h.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Rhode Island. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, an average UV index of 1 transforms into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Rhode Island?
What is the average humidity in December in Rhode Island?
How many days does it rain in December in Rhode Island?
How much does it snow in Rhode Island in December?
What is the month with the shortest days in Rhode Island?
How many hours of daylight does Rhode Island have in December?
What time are sunrise and sunset in December in Rhode Island?
How long on average sun shines in December in Rhode Island?
When is the lowest UV index in Rhode Island?
What is the UV index reading in December in Rhode Island?
Average temperature in December
Rhode Island, NY
- Average high temperature in December: 32.9°F
The warmest month (with the highest average high temperature) is July (77.9°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in December: 23.2°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).
Average pressure in December
Rhode Island, NY
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Rhode Island, NY
- Average wind speed in December: 9.7mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Rhode Island, NY
- Average humidity in December: 87%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).
Average rainfall in December
Rhode Island, NY
- Average rainfall in December: 2.8"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (2.28").
Average rainfall days in December
Rhode Island, NY
- Average rainfall days in December: 11.7 days
The months with the highest number of rainy days are May and July (18.3 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in December
Rhode Island, NY
- Average snowfall in December: 8.7"
The month with the highest snowfall is February (9.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Rhode Island, NY
- Average snowfall days in December: 17.2 days
The month with the highest number of snowfall days is January (19.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rhode Island, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in December
Rhode Island, NY
- Average sunshine days in December: 7.5 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is February (4.6 days).
Average UV index in December
Rhode Island, NY
- 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 January, February, November and December (UV index 1).
Average cloud cover in December
Rhode Island, NY
- Average cloud cover in December: 71
The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Rhode Island, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Rhode Island, New York, USA
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