December weather forecast and climate
Southington, CT

Weather in December

December, the first month of the winter, in Southington, is also a wintry month, with average temperature fluctuating between 38.3°F (3.5°C) and 27.7°F (-2.4°C).

Temperature

In December, the average high-temperature decreases, from a frosty 48.4°F (9.1°C) in November, to a cold 38.3°F (3.5°C). In December, in Southington, the average low-temperature is 27.7°F (-2.4°C).

Humidity

The average relative humidity in Southington, Connecticut, is 79%.

Rainfall

The month with the most rainfall is December when the rain falls for 11.7 days and typically aggregates up to 3.74" (95mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, in Southington, it is snowing for 6.4 days. Throughout December, 3.23" (82mm) of snow is accumulated. In Southington, during the entire year, snow falls for 33.9 days, and aggregates up to 18.43" (468mm) of snow.

Daylight

December has the shortest days of the year in Southington, with an average of 9.2h of daylight.

Sunshine

The average sunshine in December is 4.7h.

UV index

Months with the lowest UV index in Southington 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 health risk from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 2 in December transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Southington?

In December, the average high-temperature is 38.3°F (3.5°C), and the average low-temperature is 27.7°F (-2.4°C).

What is the average humidity in December in Southington?

In December, the average relative humidity is 79%.

How much does it rain in Southington in December?

In Southington, during December, the rain falls for 11.7 days and regularly aggregates up to 3.74" (95mm) of precipitation.

What is the wettest month in Southington?

December is the month with the most rainfall. Rain falls for 11.7 days and accumulates 3.74" (95mm) of precipitation.

How much does it snow in Southington in December?

In December, in Southington, Connecticut, it is snowing for 6.4 days. Throughout December, 3.23" (82mm) of snow is accumulated.

What is the month with the shortest days in Southington?

The month with the shortest days in Southington, Connecticut, is December, with an average of 9.2h of daylight.

What is the average length of the day in December in Southington?

The average length of the day in December is 9.2h.

How many hours of sunshine does Southington have in December?

In Southington, the average sunshine in December is 4.7h.

When is the lowest UV index in Southington?

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 Southington?

In December, the average daily maximum UV index in Southington is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from the exposure to the Sun's UV rays.

Average temperature in December
Southington, CT

Average temperature in December - Southington, CT
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in December: 27.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in December
Southington, CT

Average pressure in December - Southington, CT
  • Average pressure in December: 30.06"

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in December
Southington, CT

Average wind speed in December - Southington, CT
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in December
Southington, CT

Average humidity in December - Southington, CT
  • Average humidity in December: 79%

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
Southington, CT

Average rainfall in December - Southington, CT
  • Average rainfall in December: 3.74"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (2.24").

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Average rainfall days in December
Southington, CT

Average rainfall days in December - Southington, CT
  • Average rainfall days in December: 11.7 days

Months with the highest number of rainy days are May and July (18.3 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall in December
Southington, CT

Average snowfall in December - Southington, CT
  • Average snowfall in December: 3.23"

The month with the highest snowfall is February (5.12").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Southington, CT

Average snowfall days in December - Southington, CT
  • Average snowfall days in December: 6.4 days

The month with the highest number of snowfall days is February (9.3 days).
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
Southington, CT

Average daylight in December / Average sunshine in December - Southington, CT
  • Average daylight in December: 9.2h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in December: 4.7h

Months with the most sunshine are July and August (Average sunshine: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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Average sunshine days in December
Southington, CT

Average sunshine days in December - Southington, CT
  • Average sunshine days in December: 14.9 days

The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is June (10 days).

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Average UV index in December
Southington, CT

Average UV index in December - Southington, CT
  • Average UV index in December: 2

Months with the highest UV index are June, July and August (UV index 6).
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
Southington, CT

Average cloud cover in December - Southington, CT
  • Average cloud cover in December: 49

Months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in December
Southington, CT

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

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

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