December weather forecast
Coeymans Hollow, NY

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Weather in December

The first month of the winter, December, is also a wintry month in Coeymans Hollow, New York, with an average temperature varying between 34.9°F (1.6°C) and 24.3°F (-4.3°C).

Temperature

Coeymans Hollow's December weather comes with a decrease in average high-temperatures, moving from a chilly 45.5°F (7.5°C) in November to a wintry 34.9°F (1.6°C). Coeymans Hollow, during the month of December, experiences an average low-temperature of 24.3°F (-4.3°C).

Humidity

In Coeymans Hollow, the average relative humidity in December is 82%.

Rainfall

In December, the rain falls for 10.4 days. Throughout December, 2.36" (60mm) of precipitation is accumulated. In Coeymans Hollow, during the entire year, the rain falls for 153.2 days and collects up to 30" (762mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 8.2 days. Throughout December, 5.24" (133mm) of snow is accumulated. Throughout the year, in Coeymans Hollow, there are 42.8 snowfall days, and 22.6" (574mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Coeymans Hollow, with an average of 9h and 6min of daylight.
On the first day of December in Coeymans Hollow, sunrise is at 7:06 am and sunset at 4:23 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:32 pm EST.

Sunshine

In December, the average sunshine in Coeymans Hollow is 4.4h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 2 in December transforms into this advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

How cold is it in Coeymans Hollow in December?

The high-temperature, in December, in Coeymans Hollow, is 34.9°F (1.6°C), while the low-temperature averages to 24.3°F (-4.3°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 86°F (30°C).

What is the average humidity in December in Coeymans Hollow?

The average relative humidity in December in Coeymans Hollow, New York, is 82%.

How many days does it rain in December in Coeymans Hollow?

In Coeymans Hollow, New York, in December, during 10.4 rainfall days, 2.36" (60mm) of precipitation is typically accumulated.

How much does it snow in Coeymans Hollow in December?

In Coeymans Hollow, during December, snow falls for 8.2 days and regularly aggregates up to 5.24" (133mm) of snow.

What is the month with the shortest days in Coeymans Hollow?

December has the shortest days of the year in Coeymans Hollow, New York, with an average of 9h and 6min of daylight.

How many hours of daylight does Coeymans Hollow have in December?

In December, the average day length in Coeymans Hollow, New York, is 9h and 8min.

What time are sunrise and sunset in December in Coeymans Hollow?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 4:23 pm. On the last day of the month, in Coeymans Hollow, sunrise is at 7:25 am and sunset at 4:32 pm EST.

How long on average sun shines in December in Coeymans Hollow?

In December, the average sunshine duration in Coeymans Hollow is 4.4h.

What is the month with the lowest UV index in Coeymans Hollow?

The months with the lowest UV index in Coeymans Hollow, New York, are January through March, October through December, with an average maximum UV index of 2.

What is the UV index intensity in December in Coeymans Hollow?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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
Coeymans Hollow, NY

Average temperature in December - Coeymans Hollow, NY
  • Average high temperature in December: 34.9°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in December: 24.3°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

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Average pressure in December
Coeymans Hollow, NY

Average pressure in December - Coeymans Hollow, 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).

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Average wind speed in December
Coeymans Hollow, NY

Average wind speed in December - Coeymans Hollow, NY
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Coeymans Hollow, NY

Average humidity in December - Coeymans Hollow, NY
  • Average humidity in December: 82%

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

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Average rainfall in December
Coeymans Hollow, NY

Average rainfall in December - Coeymans Hollow, NY
  • Average rainfall in December: 2.36"

The wettest month (with the highest rainfall) is July (3.43").
The driest month (with the least rainfall) is January (1.73").

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Average rainfall days in December
Coeymans Hollow, NY

Average rainfall days in December - Coeymans Hollow, NY
  • Average rainfall days in December: 10.4 days

The months with the highest number of rainy days are May and July (17.1 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in December
Coeymans Hollow, NY

Average snowfall in December - Coeymans Hollow, NY
  • Average snowfall in December: 5.24"

The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Coeymans Hollow, NY

Average snowfall days in December - Coeymans Hollow, NY
  • Average snowfall days in December: 8.2 days

The months with the highest number of snowfall days are January and February (10.5 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
Coeymans Hollow, NY

Average daylight in December / Average sunshine in December - Coeymans Hollow, 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 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

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Average sunshine days in December
Coeymans Hollow, NY

Average sunshine days in December - Coeymans Hollow, NY
  • Average sunshine days in December: 15.6 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (11.6 days).

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Average UV index in December
Coeymans Hollow, NY

Average UV index in December - Coeymans Hollow, NY
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in December
Coeymans Hollow, NY

Average cloud cover in December - Coeymans Hollow, NY
  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in December
Coeymans Hollow, NY

Average visibility in December - Coeymans Hollow, NY
  • Average visibility in December: 6mi

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

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Coeymans Hollow, New York, USA

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