December weather forecastSpencertown, NY

December

Weather in December

December, the first month of the winter in Spencertown, is still a cold month, with an average temperature fluctuating between 34.9°F (1.6°C) and 24.1°F (-4.4°C).

Temperature

During the transition into December, Spencertown observes a decrease in the average high-temperature, falling from a chilly 45.5°F (7.5°C) in November to a cold 34.9°F (1.6°C). In Spencertown, the average low-temperature during the month of December is a freezing cold 24.1°F (-4.4°C).

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 83%.

Rainfall

In Spencertown, in December, during 7.8 rainfall days, 1.46" (37mm) of precipitation is typically accumulated. In Spencertown, during the entire year, the rain falls for 135.1 days and collects up to 20.39" (518mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Spencertown, New York, in December, snow falls for 5.6 days, with typically accumulated 2.6" (66mm) of snow. In Spencertown, during the entire year, snow falls for 36.9 days and aggregates up to 15.98" (406mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 6min of daylight.
On the first day of December in Spencertown, sunrise is at 7:04 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:31 pm EST.

Sunshine

In December, the average sunshine in Spencertown is 4.4h.

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 low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 suggests this advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in December, in Spencertown, is 34.9°F (1.6°C) and the average low-temperature is 24.1°F (-4.4°C). In July, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 86°F (30°C).

February and December, with an average relative humidity of 83%, are most humid months in Spencertown.

The average relative humidity in December in Spencertown, New York, is 83%.

In December, in Spencertown, the rain falls for 7.8 days. Throughout December, 1.46" (37mm) of precipitation is accumulated.

In Spencertown, New York, in December, snow falls for 5.6 days, with typically accumulated 2.6" (66mm) of snow.

With an average of 9h and 6min of daylight, December has the shortest days of the year in Spencertown.

In December, the average day length is 9h and 8min.

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 4:22 pm. On the last day of the month, in Spencertown, New York, sunrise is at 7:23 am and sunset at 4:31 pm EST.

The average sunshine duration in December is 4.4h.

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

In Spencertown, New York, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Spencertown, NY

  • Average high temperature in December: 34.9°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in December: 24.1°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in December
Spencertown, NY

  • 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 (29.92"Hg).

Average wind speed in December
Spencertown, NY

  • Average wind speed in December: 7.8mph

The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Spencertown, NY

  • Average humidity in December: 83%

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

Average rainfall in December
Spencertown, NY

  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is July (2.4").
The driest month (with the least rainfall) is January (1.1").

Average rainfall days in December
Spencertown, NY

  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in December
Spencertown, NY

  • Average snowfall in December: 2.6"

The month with the highest snowfall is March (3.9").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Spencertown, NY

  • Average snowfall days in December: 5.6 days

The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Spencertown, NY

  • Average daylight in December: 9h and 6min

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 6min).

  • Average sunshine in December: 4h and 24min

The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in December
Spencertown, NY

  • Average sunshine days in December: 19 days

The month with the most sunshine days is January (20 days).
The month with the least sunshine days is June (12.5 days).

Average UV index in December
Spencertown, NY

  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Spencertown, NY

  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in December
Spencertown, NY

  • Average visibility in December: 6mi

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