December weather forecast
Byrdcliffe, NY

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Weather in December

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

Temperature

With December's arrival, Byrdcliffe sees a decrease in average high-temperatures, moving from a chilly 46.6°F (8.1°C) in November to an icy 36.1°F (2.3°C). During December, the temperature in Byrdcliffe, New York, is averaged to a low of 25°F (-3.9°C) at night.

Humidity

February and December, with an average relative humidity of 82%, are the most humid months in Byrdcliffe, New York.

Rainfall

In Byrdcliffe, in December, during 13.4 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Byrdcliffe, during the entire year, the rain falls for 171.2 days and collects up to 27.99" (711mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In December, it is snowing for 9.9 days. Throughout December, 4.92" (125mm) of snow is accumulated. In Byrdcliffe, during the entire year, snow falls for 52.3 days and aggregates up to 23.78" (604mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 12min of daylight.
On the first day of December in Byrdcliffe, sunrise is at 7:05 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:35 pm EST.

Sunshine

In December, the average sunshine in Byrdcliffe is 4.9h.

UV index

December is the month with the lowest UV index in Byrdcliffe, 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 average individuals.
Note: In December, the average maximum UV index of 1 translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

How cold is December in Byrdcliffe?

Byrdcliffe in December has an average high-temperature of 36.1°F (2.3°C) and an average low-temperature of 25°F (-3.9°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in July is estimated at 87.8°F (31°C).

What are the most humid months in Byrdcliffe?

The months with the highest humidity in Byrdcliffe are February and December, with an average relative humidity of 82%.

What is the average humidity in December in Byrdcliffe?

In Byrdcliffe, New York, the average relative humidity in December is 82%.

How much does it rain in Byrdcliffe in December?

In December, the rain falls for 13.4 days. Throughout December, 2.52" (64mm) of precipitation is accumulated.

How many days does it snow in December in Byrdcliffe?

In Byrdcliffe, during December, snow falls for 9.9 days and regularly aggregates up to 4.92" (125mm) of snow.

What is the month with the shortest days in Byrdcliffe?

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

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

In Byrdcliffe, New York, the average day length in December is 9h and 10min.

When are sunrise and sunset in December in Byrdcliffe?

On the first day of December in Byrdcliffe, sunrise is at 7:05 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:35 pm EST.

How long on average sun shines in December in Byrdcliffe?

In December, the average sunshine duration is 4.9h.

When is the lowest UV index in Byrdcliffe?

The month with the lowest UV index in Byrdcliffe, New York, is December, with an average maximum UV index of 1.

What is the UV index reading in December in Byrdcliffe?

In Byrdcliffe, New York, the average daily maximum UV index in December is 1. 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
Byrdcliffe, NY

Average temperature in December - Byrdcliffe, NY
  • Average high temperature in December: 36.1°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 (30.6°F).

  • Average low temperature in December: 25°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

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Average pressure in December
Byrdcliffe, NY

Average pressure in December - Byrdcliffe, NY
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in December
Byrdcliffe, NY

Average wind speed in December - Byrdcliffe, NY
  • Average wind speed in December: 5.9mph

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in December
Byrdcliffe, NY

Average humidity in December - Byrdcliffe, NY
  • Average humidity in December: 82%

The months with the highest relative humidity are February and December (82%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in December
Byrdcliffe, NY

Average rainfall in December - Byrdcliffe, NY
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in December
Byrdcliffe, NY

Average rainfall days in December - Byrdcliffe, NY
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is April (17.6 days).
The month with the least rainy days is September (11.1 days).

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Average snowfall in December
Byrdcliffe, NY

Average snowfall in December - Byrdcliffe, NY
  • Average snowfall in December: 4.92"

The month with the highest snowfall is February (6.73").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Byrdcliffe, NY

Average snowfall days in December - Byrdcliffe, NY
  • Average snowfall days in December: 9.9 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Byrdcliffe, 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 12min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in December
Byrdcliffe, NY

Average sunshine days in December - Byrdcliffe, NY
  • Average sunshine days in December: 12.3 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (9.7 days).

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Average UV index in December
Byrdcliffe, NY

Average UV index in December - Byrdcliffe, NY
  • Average UV index in December: 1

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

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Average cloud cover in December
Byrdcliffe, NY

Average cloud cover in December - Byrdcliffe, NY
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 35).

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Average visibility in December
Byrdcliffe, NY

Average visibility in December - Byrdcliffe, NY
  • 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).

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Byrdcliffe, New York, USA

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