December weather forecast
Valley Falls, RI

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Weather in December

December, the first month of the winter in Valley Falls, is also an icy month, with temperature in the range of an average high of 39.7°F (4.3°C) and an average low of 28.9°F (-1.7°C).

Temperature

A decrease in the average high-temperature is observed during December, shifting from a frosty 49.5°F (9.7°C) in November to a cold 39.7°F (4.3°C). In Valley Falls, December's nights observe an average temperature dip to a subzero cold 28.9°F (-1.7°C).

Humidity

In December, the average relative humidity in Valley Falls, Rhode Island, is 77%.

Rainfall

In Valley Falls, during December, the rain falls for 10.1 days and regularly aggregates up to 2.24" (57mm) of precipitation. In Valley Falls, Rhode Island, during the entire year, the rain falls for 137.6 days and collects up to 23.98" (609mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Valley Falls, in December, snow falls for 4.5 days, with typically accumulated 2.28" (58mm) of snow. Throughout the year, there are 26.3 snowfall days, and 12.64" (321mm) 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, sunrise is at 6:54 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 4:24 pm EST.

Sunshine

In December, the average sunshine in Valley Falls is 4.8h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

Is it cold in Valley Falls during December?

December temperatures in Valley Falls vary between a high-temperature of 39.7°F (4.3°C) and a low-temperature of 28.9°F (-1.7°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in December in Valley Falls?

In December, the average relative humidity in Valley Falls is 77%.

How many days does it rain in December in Valley Falls?

In Valley Falls, Rhode Island, during December, the rain falls for 10.1 days and regularly aggregates up to 2.24" (57mm) of precipitation.

How much does it snow in Valley Falls in December?

In Valley Falls, Rhode Island, in December, during 4.5 snowfall days, 2.28" (58mm) of snow is typically accumulated.

What is the month with the shortest days in Valley Falls?

December has the shortest days of the year in Valley Falls, Rhode Island, with an average of 9h and 12min of daylight.

How many hours of daylight does Valley Falls have in December?

In December, the average day length is 9h and 11min.

When are sunrise and sunset in December in Valley Falls?

In December, on the first day of the month, sunrise is at 6:54 am and sunset at 4:15 pm. On the last day of the month, in Valley Falls, Rhode Island, sunrise is at 7:13 am and sunset at 4:24 pm EST.

How many hours of sunshine does Valley Falls have in December?

The average sunshine duration in December in Valley Falls, Rhode Island, is 4.8h.

What are the months with the lowest UV index in Valley Falls?

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

How high is the UV index in December in Valley Falls?

In Valley Falls, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe 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
Valley Falls, RI

Average temperature in December - Valley Falls, RI
  • Average high temperature in December: 39.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in December: 28.9°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in December
Valley Falls, RI

Average pressure in December - Valley Falls, 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).

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Average wind speed in December
Valley Falls, RI

Average wind speed in December - Valley Falls, RI
  • Average wind speed in December: 8.8mph

The windiest months (with the highest average wind speed) are February and March (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

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Average humidity in December
Valley Falls, RI

Average humidity in December - Valley Falls, RI
  • Average humidity in December: 77%

The months with the highest relative humidity are February, June, September and October (78%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in December
Valley Falls, RI

Average rainfall in December - Valley Falls, RI
  • Average rainfall in December: 2.24"

The wettest month (with the highest rainfall) is April (2.52").
The driest month (with the least rainfall) is September (1.06").

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Average rainfall days in December
Valley Falls, RI

Average rainfall days in December - Valley Falls, RI
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in December
Valley Falls, RI

Average snowfall in December - Valley Falls, RI
  • Average snowfall in December: 2.28"

The month with the highest snowfall is March (3.03").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Valley Falls, RI

Average snowfall days in December - Valley Falls, RI
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is March (6.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Valley Falls, RI

Average daylight in December / Average sunshine in December - Valley Falls, 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 12min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in December
Valley Falls, RI

Average sunshine days in December - Valley Falls, RI
  • Average sunshine days in December: 16.7 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is April (13.6 days).

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Average UV index in December
Valley Falls, RI

Average UV index in December - Valley Falls, 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).

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Average cloud cover in December
Valley Falls, RI

Average cloud cover in December - Valley Falls, RI
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in December
Valley Falls, RI

Average visibility in December - Valley Falls, RI
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, October, November and December (6mi).
The months with the lowest visibility are June, July, August and September (5mi).

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Valley Falls, Rhode Island, USA

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