December weather forecast
New Milford, NY

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Weather in December

The first month of the winter, December, is also a wintry month in New Milford, New York, with an average temperature ranging between max 38.8°F (3.8°C) and min 27.1°F (-2.7°C).

Temperature

The arrival of December signals a shift in temperature, down from a chilly 48.6°F (9.2°C) in November to a wintry 38.8°F (3.8°C). Throughout December, New Milford anticipates an average low-temperature of 27.1°F (-2.7°C).

Humidity

February, October and December, with an average relative humidity of 81%, are the most humid months.

Rainfall

In New Milford, New York, in December, it is raining for 7.5 days, with typically 1.14" (29mm) of accumulated precipitation. In New Milford, during the entire year, the rain falls for 131.1 days and collects up to 13.31" (338mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in New Milford. In New Milford, during December, snow falls for 4.5 days and regularly aggregates up to 1.18" (30mm) of snow. Throughout the year, there are 25.8 snowfall days, and 6.89" (175mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:29 pm. On the last day of December, in New Milford, sunrise is at 7:23 am and sunset at 4:38 pm EST.

Sunshine

In New Milford, the average sunshine in December is 4.7h.

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 estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation 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. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold?

The high-temperature, in December, in New Milford, records 38.8°F (3.8°C), while the low-temperature is 27.1°F (-2.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 84.2°F (29°C).

What is the most humid month?

The months with the highest humidity are February, October and December, with an average relative humidity of 81%.

What is the average humidity in December in New Milford?

The average relative humidity in December is 81%.

How many days does it rain in December?

In New Milford, in December, during 7.5 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 4.5 days. Throughout December, 1.18" (30mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year in New Milford, with an average of 9h and 18min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 16min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:38 pm EST.

How long on average sun shines in December?

In New Milford, the average sunshine duration in December is 4.7h.

When is the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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, NY

Average temperature in December - New Milford, NY
  • Average high temperature in December: 38.8°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in December: 27.1°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in December
New Milford, NY

Average pressure in December - New Milford, NY
  • Average pressure in December: 30.07"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
New Milford, NY

Average wind speed in December - New Milford, NY
  • Average wind speed in December: 6.8mph

The windiest months (with the highest average wind speed) are January and March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
New Milford, NY

Average humidity in December - New Milford, NY
  • Average humidity in December: 81%

The months with the highest relative humidity are February, October and December (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in December
New Milford, NY

Average rainfall in December - New Milford, NY
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is September (0.63").

Average rainfall days in December
New Milford, NY

Average rainfall days in December - New Milford, NY
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in December
New Milford, NY

Average snowfall in December - New Milford, NY
  • Average snowfall in December: 1.18"

The month with the highest snowfall is March (1.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
New Milford, NY

Average snowfall days in December - New Milford, NY
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - New Milford, NY
  • Average daylight in December: 9h and 2min

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 18min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in December
New Milford, NY

Average sunshine days in December - New Milford, NY
  • Average sunshine days in December: 19.2 days

The months with the most sunshine days are January and November (20.4 days).
The month with the least sunshine days is June (12.5 days).

Average UV index in December
New Milford, NY

Average UV index in December - New Milford, NY
  • Average UV index in December: 2

The month with the highest UV index is June (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
New Milford, NY

Average cloud cover in December - New Milford, NY
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in December
New Milford, NY

Average visibility in December - New Milford, NY
  • 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, New York, USA

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