December weather forecast
Lakeville, CT

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Weather in December

The first month of the winter, December, is also a wintry month in Lakeville, Connecticut, with an average temperature varying between 36.1°F (2.3°C) and 25°F (-3.9°C).

Temperature

Lakeville's weather in December involves a decrease in the average high-temperature, moving down from November's chilly 46.4°F (8°C) to a cold 36.1°F (2.3°C). In the month of December, Lakeville's average low-temperature falls to a subzero cold 25°F (-3.9°C).

Humidity

In December, the average relative humidity is 82%.

Rainfall

In Lakeville, in December, it is raining for 9.5 days, with typically 2.8" (71mm) of accumulated precipitation. Throughout the year, in Lakeville, there are 152.6 rainfall days, and 30.39" (772mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Lakeville. In Lakeville, during December, snow falls for 9.2 days and regularly aggregates up to 4.76" (121mm) of snow. In Lakeville, during the entire year, snow falls for 49.7 days and aggregates up to 24.65" (626mm) of snow.

Daylight

The month with the shortest days in Lakeville, Connecticut, is December, with an average of 9h and 12min of daylight.
On the first day of December in Lakeville, sunrise is at 7:02 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:32 pm EST.

Sunshine

The average sunshine in December in Lakeville is 4.2h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, a daily maximum UV index of 1 leads to the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Lakeville?

In December, the average high-temperature and low-temperature in Lakeville are 36.1°F (2.3°C) and 25°F (-3.9°C) respectively. In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in December in Lakeville?

In December, the average relative humidity in Lakeville, Connecticut, is 82%.

How many days does it rain in December in Lakeville?

In Lakeville, Connecticut, in December, during 9.5 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

How much does it snow in Lakeville in December?

In Lakeville, in December, snow falls for 9.2 days, with typically accumulated 4.76" (121mm) of snow.

What is the month with the shortest days in Lakeville?

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

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

The average day length in December in Lakeville, Connecticut, is 9h and 11min.

When are sunrise and sunset in December in Lakeville?

On the first day of December in Lakeville, sunrise is at 7:02 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:32 pm EST.

How long on average sun shines in December in Lakeville?

In December, the average sunshine duration in Lakeville, Connecticut, is 4.2h.

What is the month with the lowest UV index in Lakeville?

With an average maximum UV index of 1, December is the month with the lowest UV index in Lakeville.

How high is the UV index in December in Lakeville?

In Lakeville, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from 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
Lakeville, CT

Average temperature in December - Lakeville, CT
  • Average high temperature in December: 36.1°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in December: 25°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in December
Lakeville, CT

Average pressure in December - Lakeville, CT
  • Average pressure in December: 30.06"Hg

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

Average wind speed in December
Lakeville, CT

Average wind speed in December - Lakeville, CT
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Lakeville, CT

Average humidity in December - Lakeville, CT
  • Average humidity in December: 82%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (75%).

Average rainfall in December
Lakeville, CT

Average rainfall in December - Lakeville, CT
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is October (2.95").
The driest month (with the least rainfall) is February (1.89").

Average rainfall days in December
Lakeville, CT

Average rainfall days in December - Lakeville, CT
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (7.2 days).

Average snowfall in December
Lakeville, CT

Average snowfall in December - Lakeville, CT
  • Average snowfall in December: 4.76"

The month with the highest snowfall is February (5.63").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Lakeville, CT

Average snowfall days in December - Lakeville, CT
  • Average snowfall days in December: 9.2 days

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Lakeville, 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 1min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in December
Lakeville, CT

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

The months with the most sunshine days are January, September and November (16 days).
The month with the least sunshine days is June (11.7 days).

Average UV index in December
Lakeville, CT

Average UV index in December - Lakeville, CT
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Lakeville, CT

Average cloud cover in December - Lakeville, CT
  • Average cloud cover in December: 55

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in December
Lakeville, CT

Average visibility in December - Lakeville, CT
  • Average visibility in December: 5mi

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

Lakeville, Connecticut, USA

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