December weather forecast
Arctic, RI

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Weather in December

The first month of the winter, December, is still a cold month in Arctic, Rhode Island, with temperature in the range of an average low of 30.7°F (-0.7°C) and an average high of 40.8°F (4.9°C).

Temperature

Arctic's December weather comes with a decrease in average high-temperatures, moving from a fresh 50.4°F (10.2°C) in November to a cold 40.8°F (4.9°C). In December, Arctic's temperature tends to fall to an average low of 30.7°F (-0.7°C) during the night.

Humidity

The average relative humidity in December is 76%.

Rainfall

In Arctic, during December, the rain falls for 10.2 days and regularly aggregates up to 1.77" (45mm) of precipitation. Throughout the year, there are 135.6 rainfall days, and 20.31" (516mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In Arctic, Rhode Island, in December, snow falls for 4 days, with typically accumulated 1.06" (27mm) of snow. Throughout the year, there are 21.2 snowfall days, and 6.46" (164mm) of snow is accumulated.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of December in Arctic, Rhode Island, sunrise is at 6:54 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 4:25 pm EST.

Sunshine

In Arctic, the average sunshine in December 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 of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Arctic?

December temperatures in Arctic vary between a high-temperature of 40.8°F (4.9°C) and a low-temperature of 30.7°F (-0.7°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in December in Arctic?

The average relative humidity in December is 76%.

How many days does it rain in December in Arctic?

In Arctic, Rhode Island, in December, during 10.2 rainfall days, 1.77" (45mm) of precipitation is typically accumulated.

How many days does it snow in December in Arctic?

In Arctic, in December, during 4 snowfall days, 1.06" (27mm) of snow is typically accumulated.

What is the month with the shortest days in Arctic?

The month with the shortest days in Arctic is December, with an average of 9h and 12min of daylight.

How many hours of daylight does Arctic have in December?

In December, the average day length in Arctic is 9h and 13min.

When is the sunrise / sunset in December in Arctic?

In December, on the first day of the month, sunrise is at 6:54 am and sunset at 4:16 pm. On the last day of the month, in Arctic, Rhode Island, sunrise is at 7:13 am and sunset at 4:25 pm EST.

How many hours of sunshine does Arctic have in December?

The average sunshine duration in December is 4.9h.

What is the month with the lowest UV index in Arctic?

The months with the lowest UV index in Arctic, Rhode Island, are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Arctic?

The average daily maximum UV index in December in Arctic is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Arctic, RI

Average temperature in December - Arctic, RI
  • Average high temperature in December: 40.8°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in December: 30.7°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 (24.1°F).

Average pressure in December
Arctic, RI

Average pressure in December - Arctic, 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
Arctic, RI

Average wind speed in December - Arctic, RI
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

Average humidity in December
Arctic, RI

Average humidity in December - Arctic, 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
Arctic, RI

Average rainfall in December - Arctic, RI
  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is April (2.17").
The driest month (with the least rainfall) is September (0.91").

Average rainfall days in December
Arctic, RI

Average rainfall days in December - Arctic, RI
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in December
Arctic, RI

Average snowfall in December - Arctic, RI
  • Average snowfall in December: 1.06"

The month with the highest snowfall is March (1.89").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Arctic, RI

Average snowfall days in December - Arctic, RI
  • Average snowfall days in December: 4 days

The month with the highest number of snowfall days is January (6 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
Arctic, RI

Average daylight in December / Average sunshine in December - Arctic, 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 month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Arctic, RI

Average sunshine days in December - Arctic, RI
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (12.9 days).

Average UV index in December
Arctic, RI

Average UV index in December - Arctic, 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
Arctic, RI

Average cloud cover in December - Arctic, 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
Arctic, RI

Average visibility in December - Arctic, 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).

Arctic, Rhode Island, USA

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