December weather forecast
Bethel, RI

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Weather in December

December closes out the yearly weather cycle of Bethel, Rhode Island, enveloping the city in a winter chill. Snowfall reappears in this month, measuring 1.06" (27mm), announcing the arrival of the festive season. The dwindling 9.2 hours of daylight paired with the relatively low 4.9 hours of sunshine contributes to the quiet winter atmosphere. The city is often decorated with Christmas lights reflecting on the snow-covered grounds, culminating in a vibrant celebratory season despite the chilly weather.

Temperature

The onset of December in Bethel brings a small shift in high-temperatures, falling from a fresh 51.3°F (10.7°C) in November to a cold 42.6°F (5.9°C). Bethel records a steady low-temperature average of 33.4°F (0.8°C) during December.

Humidity

In Bethel, the average relative humidity in December is 75%.

Rainfall

December is the month with the most rainfall in Bethel. Rain falls for 11.5 days and accumulates 3.39" (86mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Bethel. In December, in Bethel, it is snowing for 3.5 days. Throughout December, 1.06" (27mm) of snow is accumulated. In Bethel, Rhode Island, during the entire year, snow falls for 18.6 days and aggregates up to 6.26" (159mm) 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 in Bethel, sunrise is at 6:54 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 4:27 pm EST.

Sunshine

The months with the least sunshine are February and December, with an average of 4.9h of sunshine.

UV index

January through March 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 health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

How cold is it in Bethel in December?

In Bethel, 42.6°F (5.9°C) is the average high-temperature and 33.4°F (0.8°C) is the average low-temperature during December.

What is the average humidity in December in Bethel?

In Bethel, Rhode Island, the average relative humidity in December is 75%.

What is the rainiest month in Bethel?

The month with the most rainfall is December, when the rain falls for 11.5 days and typically aggregates up to 3.39" (86mm) of precipitation.

How much does it rain in Bethel in December?

In Bethel, Rhode Island, during December, the rain falls for 11.5 days and regularly aggregates up to 3.39" (86mm) of precipitation.

How much does it snow in Bethel in December?

In Bethel, in December, during 3.5 snowfall days, 1.06" (27mm) of snow is typically accumulated.

What is the month with the shortest days in Bethel?

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

How many hours of daylight does Bethel have in December?

The average day length in December is 9h and 14min.

What time are sunrise and sunset in December in Bethel?

In December, on the first day of the month, sunrise is at 6:54 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 4:27 pm EST.

What is the month with the least sunshine in Bethel?

The months with the least sunshine in Bethel, Rhode Island, are February and December, with an average of 4.9h of sunshine.

How many hours of sunshine does Bethel have in December?

In Bethel, Rhode Island, the average sunshine duration in December is 4.9h.

What are the months with the lowest UV index in Bethel?

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

How high is the UV index in December in Bethel?

In Bethel, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
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
Bethel, RI

Average temperature in December - Bethel, RI
  • Average high temperature in December: 42.6°F

The warmest month (with the highest average high temperature) is July (77.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in December: 33.4°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in December
Bethel, RI

Average pressure in December - Bethel, RI
  • Average pressure in December: 30.04"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Bethel, RI

Average wind speed in December - Bethel, RI
  • Average wind speed in December: 12mph

The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest months (with the lowest average wind speed) are July and August (8.3mph).

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Average humidity in December
Bethel, RI

Average humidity in December - Bethel, RI
  • Average humidity in December: 75%

The months with the highest relative humidity are June and July (81%).
The months with the lowest relative humidity are March and November (74%).

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Average rainfall in December
Bethel, RI

Average rainfall in December - Bethel, RI
  • Average rainfall in December: 3.39"

The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in December
Bethel, RI

Average rainfall days in December - Bethel, RI
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in December
Bethel, RI

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

The month with the highest snowfall is March (1.85").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Bethel, RI

Average snowfall days in December - Bethel, RI
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Bethel, RI

Average daylight in December / Average sunshine in December - Bethel, RI
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
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 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

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Average sunshine days in December
Bethel, RI

Average sunshine days in December - Bethel, RI
  • Average sunshine days in December: 17 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is July (11 days).

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Average UV index in December
Bethel, RI

Average UV index in December - Bethel, 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 and December (UV index 2).

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Average cloud cover in December
Bethel, RI

Average cloud cover in December - Bethel, RI
  • Average cloud cover in December: 47

The months with the most cloud cover are March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in December
Bethel, RI

Average visibility in December - Bethel, 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).

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Bethel, Rhode Island, USA

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