December weather forecast
Clarks Corner, CT

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Weather in December

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

Temperature

Stepping into December, Clarks Corner observes a temperature decline, with the average high falling from November's chilly 49.1°F (9.5°C) to an icy 39.2°F (4°C). Clarks Corner's average low-temperature during December nights is observed to be a subzero cold 28.2°F (-2.1°C).

Humidity

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

Rainfall

In Clarks Corner, in December, during 8.3 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. Throughout the year, in Clarks Corner, there are 112.3 rainfall days, and 9.33" (237mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In December, 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

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

Sunshine

With an average of 4.7h of sunshine, December has the least sunshine of the year.

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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is December in Clarks Corner?

In December, in Clarks Corner, the average high-temperature is 39.2°F (4°C), and the average low-temperature is 28.2°F (-2.1°C). In July, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is calculated to be 87.8°F (31°C).

What is the average humidity in December in Clarks Corner?

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

How many days does it rain in December in Clarks Corner?

In Clarks Corner, in December, during 8.3 rainfall days, 0.98" (25mm) of precipitation is typically accumulated.

How many days does it snow in December in Clarks Corner?

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

What is the month with the shortest days in Clarks Corner?

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

What is the average length of the day in December in Clarks Corner?

The average day length in December in Clarks Corner, Connecticut, is 9h and 12min.

When are sunrise and sunset in December in Clarks Corner?

On the first day of December in Clarks Corner, 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 in Clarks Corner?

December has the least sunshine of the year in Clarks Corner, Connecticut, with an average of 4.7h of sunshine.

How long on average sun shines in December in Clarks Corner?

In Clarks Corner, the average sunshine duration in December is 4.7h.

What are the months with the lowest UV index in Clarks Corner?

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

What is the UV index intensity in December in Clarks Corner?

In December, the average daily maximum UV index in Clarks Corner, Connecticut, is 2. A UV Index 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
Clarks Corner, CT

Average temperature in December - Clarks Corner, 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).

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Average pressure in December
Clarks Corner, CT

Average pressure in December - Clarks Corner, 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).

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Average wind speed in December
Clarks Corner, CT

Average wind speed in December - Clarks Corner, 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).

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Average humidity in December
Clarks Corner, CT

Average humidity in December - Clarks Corner, 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%).

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Average rainfall in December
Clarks Corner, CT

Average rainfall in December - Clarks Corner, 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").

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Average rainfall days in December
Clarks Corner, CT

Average rainfall days in December - Clarks Corner, 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).

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Average snowfall in December
Clarks Corner, CT

Average snowfall in December - Clarks Corner, 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").

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Average snowfall days in December
Clarks Corner, CT

Average snowfall days in December - Clarks Corner, 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).

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Average daylight in December /
Average sunshine in December
Clarks Corner, CT

Average daylight in December / Average sunshine in December - Clarks Corner, 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).

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Average sunshine days in December
Clarks Corner, CT

Average sunshine days in December - Clarks Corner, 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).

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Average UV index in December
Clarks Corner, CT

Average UV index in December - Clarks Corner, 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).

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Average cloud cover in December
Clarks Corner, CT

Average cloud cover in December - Clarks Corner, 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).

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Average visibility in December
Clarks Corner, CT

Average visibility in December - Clarks Corner, 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).

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Clarks Corner, Connecticut, USA

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