December weather forecast
New Milford, CT

Share

Weather in December

December, the first month of the winter in New Milford, is also a wintry month, with an average temperature ranging between min 26.8°F (-2.9°C) and max 37.9°F (3.3°C).

Temperature

In New Milford, entering December brings a temperature decrement, reducing from November's frosty 47.8°F (8.8°C) to a cold 37.9°F (3.3°C). Throughout December, New Milford experiences a low-temperature average of 26.8°F (-2.9°C).

Humidity

The average relative humidity in December in New Milford is 80%.

Rainfall

In New Milford, Connecticut, in December, during 9.5 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, in New Milford, there are 140.7 rainfall days, and 17.56" (446mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall in New Milford is December, when snow falls for 5.8 days and typically aggregates up to 1.46" (37mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year in New Milford, Connecticut.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:24 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:33 pm EST.

Sunshine

The average sunshine in December is 4.5h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 1 suggests this advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold in New Milford during December?

The high-temperature, in December, in New Milford, is 37.9°F (3.3°C), while the low-temperature averages to 26.8°F (-2.9°C). The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 89.6°F (32°C).

What is the average humidity in December in New Milford?

In December, the average relative humidity in New Milford, Connecticut, is 80%.

How much does it rain in New Milford in December?

In December, the rain falls for 9.5 days. Throughout December, 1.54" (39mm) of precipitation is accumulated.

When does it snow the most in New Milford?

December is the month with the most snowfall in New Milford. Snow falls for 5.8 days and accumulates 1.46" (37mm) of snow.

How much does it snow in New Milford in December?

In New Milford, during December, snow falls for 5.8 days and regularly aggregates up to 1.46" (37mm) of snow.

What is the month with the shortest days in New Milford?

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

What is the average length of the day in December in New Milford?

The average day length in December in New Milford is 9h and 13min.

What time are sunrise and sunset in December in New Milford?

On the first day of December, sunrise is at 7:01 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:33 pm EST.

How long on average sun shines in December in New Milford?

In December, the average sunshine duration is 4.5h.

When is the lowest UV index in New Milford?

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

What is the UV index reading in December in New Milford?

In December, the average daily maximum UV index is 1. A UV Index reading of 2, and below, represents a minimal hazard to health 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
New Milford, CT

Average temperature in December - New Milford, CT
  • Average high temperature in December: 37.9°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 (32.4°F).

  • Average low temperature in December: 26.8°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure in December
New Milford, CT

Average pressure in December - New Milford, 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
New Milford, CT

Average wind speed in December - New Milford, CT
  • Average wind speed in December: 7.2mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
New Milford, CT

Average humidity in December - New Milford, CT
  • Average humidity in December: 80%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is April (73%).

Average rainfall in December
New Milford, CT

Average rainfall in December - New Milford, CT
  • Average rainfall in December: 1.54"

The wettest month (with the highest rainfall) is July (2.24").
The driest month (with the least rainfall) is February (0.83").

Average rainfall days in December
New Milford, CT

Average rainfall days in December - New Milford, CT
  • Average rainfall days in December: 9.5 days

The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is January (6.7 days).

Average snowfall in December
New Milford, CT

Average snowfall in December - New Milford, CT
  • Average snowfall in December: 1.46"

The month with the highest snowfall is December (1.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
New Milford, CT

Average snowfall days in December - New Milford, CT
  • Average snowfall days in December: 5.8 days

The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
New Milford, CT

Average daylight in December / Average sunshine in December - New Milford, CT
  • 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in December
New Milford, CT

Average sunshine days in December - New Milford, CT
  • Average sunshine days in December: 16.4 days

The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is July (12.7 days).

Average UV index in December
New Milford, CT

Average UV index in December - New Milford, CT
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
New Milford, CT

Average cloud cover in December - New Milford, CT
  • Average cloud cover in December: 52

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 38).

Average visibility in December
New Milford, CT

Average visibility in December - New Milford, CT
  • Average visibility in December: 5mi

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

New Milford, Connecticut, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location