December weather forecast
West Lebanon, NY

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Weather in December

December, the first month of the winter in West Lebanon, is also a wintry month, with an average temperature varying between 23°F (-5°C) and 34.2°F (1.2°C).

Temperature

The arrival of December indicates a decrease in the average high-temperature, moving from a chilly 44.2°F (6.8°C) in November to an icy 34.2°F (1.2°C). West Lebanon's December nights cool down to an average low-temperature of 23°F (-5°C).

Humidity

In December, the average relative humidity is 84%.

Rainfall

In December, the rain falls for 11 days. Throughout December, 3.15" (80mm) of precipitation is accumulated. In West Lebanon, during the entire year, the rain falls for 167.8 days and collects up to 35.43" (900mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In West Lebanon, New York, in December, during 12.2 snowfall days, 6.61" (168mm) of snow is typically accumulated. In West Lebanon, during the entire year, snow falls for 69.2 days and aggregates up to 40.98" (1041mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 6min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:21 pm. On the last day of December, sunrise is at 7:23 am and sunset at 4:31 pm EST.

Sunshine

In West Lebanon, the average sunshine in December is 4.1h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, an average UV index of 2 transforms into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In West Lebanon, in December, the average high-temperature is 34.2°F (1.2°C), and the average low-temperature is 23°F (-5°C).

What is the average humidity in December?

In December, the average relative humidity is 84%.

How much does it rain in December?

In West Lebanon, New York, in December, it is raining for 11 days, with typically 3.15" (80mm) of accumulated precipitation.

How many days does it snow in December?

In West Lebanon, in December, snow falls for 12.2 days, with typically accumulated 6.61" (168mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

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

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 4:21 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:31 pm EST.

How long on average sun shines in December?

In West Lebanon, the average sunshine duration in December is 4.1h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
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
West Lebanon, NY

Average temperature in December - West Lebanon, NY
  • Average high temperature in December: 34.2°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28°F).

  • Average low temperature in December: 23°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in December
West Lebanon, NY

Average pressure in December - West Lebanon, 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
West Lebanon, NY

Average wind speed in December - West Lebanon, NY
  • Average wind speed in December: 8.5mph

The windiest months (with the highest average wind speed) are January and February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in December
West Lebanon, NY

Average humidity in December - West Lebanon, NY
  • Average humidity in December: 84%

The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is April (76%).

Average rainfall in December
West Lebanon, NY

Average rainfall in December - West Lebanon, NY
  • Average rainfall in December: 3.15"

The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is January (2.4").

Average rainfall days in December
West Lebanon, NY

Average rainfall days in December - West Lebanon, NY
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is June (18.5 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in December
West Lebanon, NY

Average snowfall in December - West Lebanon, NY
  • Average snowfall in December: 6.61"

The month with the highest snowfall is February (10.35").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
West Lebanon, NY

Average snowfall days in December - West Lebanon, NY
  • Average snowfall days in December: 12.2 days

The month with the highest number of snowfall days is February (15.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
West Lebanon, NY

Average daylight in December / Average sunshine in December - West Lebanon, NY
  • 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 6min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in December
West Lebanon, NY

Average sunshine days in December - West Lebanon, NY
  • Average sunshine days in December: 11 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is June (9.1 days).

Average UV index in December
West Lebanon, NY

Average UV index in December - West Lebanon, NY
  • Average UV index in December: 2

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

Average cloud cover in December
West Lebanon, NY

Average cloud cover in December - West Lebanon, NY
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in December
West Lebanon, NY

Average visibility in December - West Lebanon, NY
  • Average visibility in December: 5mi

The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).

West Lebanon, New York, USA

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