December weather forecast
Zena, NY

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Weather in December

The first month of the winter, December, is also a wintry month in Zena, New York, with temperature in the range of an average low of 25°F (-3.9°C) and an average high of 36.1°F (2.3°C).

Temperature

December ushers in a slight temperature change, with average high-temperatures reducing from November's chilly 46.6°F (8.1°C) to an icy 36.1°F (2.3°C). Throughout December, Zena registers a consistent average low-temperature of 25°F (-3.9°C).

Humidity

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

Rainfall

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

Snowfall

Months with snowfall in Zena are January through May, October through December. In December, in Zena, it is snowing for 9.9 days. Throughout December, 4.92" (125mm) of snow is accumulated. Throughout the year, in Zena, New York, there are 52.3 snowfall days, and 23.78" (604mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:05 am and sunset at 4:25 pm. On the last day of December, in Zena, sunrise is at 7:24 am and sunset at 4:34 pm EST.

Sunshine

The average sunshine in December in Zena is 4.9h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: A maximum UV index of 1 in December translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold is it in Zena in December?

In Zena, in December, the average high-temperature is 36.1°F (2.3°C), and the average low-temperature is 25°F (-3.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is estimated at 87.8°F (31°C).

What are the most humid months in Zena?

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

What is the average humidity in December in Zena?

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

How much does it rain in Zena in December?

In Zena, New York, in December, during 13.4 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

How many days does it snow in December in Zena?

In December, it is snowing for 9.9 days. Throughout December, 4.92" (125mm) of snow is accumulated.

What is the month with the shortest days in Zena?

With an average of 9h and 12min of daylight, December has the shortest days of the year in Zena, New York.

How many hours of daylight does Zena have in December?

In December, the average day length in Zena, New York, is 9h and 11min.

When are sunrise and sunset in December in Zena?

On the first day of December in Zena, New York, 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 4:34 pm EST.

How many hours of sunshine does Zena have in December?

In Zena, the average sunshine duration in December is 4.9h.

When is the lowest UV index in Zena?

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

What is the UV index reading in December in Zena?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Zena, NY

Average temperature in December - Zena, 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
Zena, NY

Average pressure in December - Zena, 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
Zena, NY

Average wind speed in December - Zena, 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
Zena, NY

Average humidity in December - Zena, 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
Zena, NY

Average rainfall in December - Zena, 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
Zena, NY

Average rainfall days in December - Zena, 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
Zena, NY

Average snowfall in December - Zena, 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
Zena, NY

Average snowfall days in December - Zena, 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
Zena, NY

Average daylight in December / Average sunshine in December - Zena, 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
Zena, NY

Average sunshine days in December - Zena, 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
Zena, NY

Average UV index in December - Zena, 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
Zena, NY

Average cloud cover in December - Zena, 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
Zena, NY

Average visibility in December - Zena, 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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Zena, New York, USA

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