December weather forecast
Chaplin, CT

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Weather in December

The first month of the winter, December, is also an icy month in Chaplin, Connecticut, with an average temperature ranging between max 39.2°F (4°C) and min 28.2°F (-2.1°C).

Temperature

The arrival of December signals a shift in temperature, down from a chilly 49.1°F (9.5°C) in November to a wintry 39.2°F (4°C). Chaplin, in December, experiences an average temperature of 28.2°F (-2.1°C) at night.

Humidity

In Chaplin, the average relative humidity in December is 78%.

Rainfall

In December, the rain falls for 8.3 days. Throughout December, 0.98" (25mm) of precipitation is accumulated. In Chaplin, during the entire year, the rain falls for 112.3 days and collects up to 9.33" (237mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In December, in Chaplin, it is snowing for 4.1 days. Throughout December, 0.63" (16mm) of snow is accumulated. Throughout the year, there are 21.5 snowfall days, and 3.15" (80mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 6:56 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:27 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 4.7h of sunshine.

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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: A daily high UV index of 2 in December leads to these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jun 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold during December?

The average high-temperature, in December, in Chaplin, is 39.2°F (4°C), while the average low-temperature is 28.2°F (-2.1°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 87.8°F (31°C).

What is the average humidity in December?

In Chaplin, Connecticut, the average relative humidity in December is 78%.

How many days does it rain in December?

In Chaplin, in December, it is raining for 8.3 days, with typically 0.98" (25mm) of accumulated precipitation.

How many days does it snow in December?

In Chaplin, in December, during 4.1 snowfall days, 0.63" (16mm) of snow is typically accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In December, the average day length is 9h and 12min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 6:56 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 4:27 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 4.7h of sunshine.

How many hours of sunshine does Chaplin have in December?

In December, the average sunshine duration is 4.7h.

When is the lowest UV index?

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

What is the UV index intensity in December in Chaplin?

In Chaplin, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat 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
Chaplin, CT

Average temperature in December - Chaplin, CT
  • Average high temperature in December: 39.2°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 28.2°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).

Average pressure in December
Chaplin, CT

Average pressure in December - Chaplin, CT
  • Average pressure in December: 30.05"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).

Average wind speed in December
Chaplin, CT

Average wind speed in December - Chaplin, CT
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Chaplin, CT

Average humidity in December - Chaplin, CT
  • Average humidity in December: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (72%).

Average rainfall in December
Chaplin, CT

Average rainfall in December - Chaplin, CT
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is July (1.14").
The driest month (with the least rainfall) is September (0.39").

Average rainfall days in December
Chaplin, CT

Average rainfall days in December - Chaplin, CT
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is January (5.6 days).

Average snowfall in December
Chaplin, CT

Average snowfall in December - Chaplin, CT
  • Average snowfall in December: 0.63"

The month with the highest snowfall is March (0.94").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Chaplin, CT

Average snowfall days in December - Chaplin, CT
  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is February (5.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Chaplin, CT

Average daylight in December / Average sunshine in December - Chaplin, CT
  • 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in December
Chaplin, CT

Average sunshine days in December - Chaplin, CT
  • Average sunshine days in December: 19.2 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (14.9 days).

Average UV index in December
Chaplin, CT

Average UV index in December - Chaplin, CT
  • 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
Chaplin, CT

Average cloud cover in December - Chaplin, CT
  • Average cloud cover in December: 48

The months with the most cloud cover are February, March, May and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Chaplin, CT

Average visibility in December - Chaplin, CT
  • Average visibility in December: 6mi

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

Chaplin, Connecticut, USA

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