December weather forecast and climate
York, NY

Weather in December

The first month of the winter, December, is still a cold month in York, New York, with average temperature fluctuating between 35.1°F (1.7°C) and 25.9°F (-3.4°C).

Temperature

In December, the average high-temperature decreases, from a frosty 45.5°F (7.5°C) in November, to a wintry 35.1°F (1.7°C). In York, the average low-temperature is 25.9°F (-3.4°C).

Humidity

In York, the average relative humidity in December is 85%.

Rainfall

In York, it is raining for 11 days, with typically 2.28" (58mm) of accumulated precipitation. Throughout the year, in York, there are 173.7 rainfall days, and 27.83" (707mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In York, New York, snow falls for 16.3 days, with typically accumulated 6.06" (154mm) of snow. In York, during the entire year, snow falls for 81.5 days, and aggregates up to 32.8" (833mm) of snow.

Daylight

With an average of 9.1h of daylight, December has the shortest days of the year in York.

Sunshine

The average sunshine in December is 3h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in York. A UV Index value of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in York?

In York, in December, the average high-temperature is 35.1°F (1.7°C), and the average low-temperature is 25.9°F (-3.4°C).

What is the average humidity in December in York?

In December, the average relative humidity in York is 85%.

How much does it rain in York in December?

In York, New York, in December, it is raining for 11 days, with typically 2.28" (58mm) of accumulated precipitation.

How many days does it snow in December in York?

In York, New York, in December, snow falls for 16.3 days, with typically accumulated 6.06" (154mm) of snow.

What is the month with the shortest days in York?

With an average of 9.1h of daylight, December has the shortest days of the year in York, New York.

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

In York, the average length of the day in December is 9.1h.

How many hours of sunshine does York have in December?

The average sunshine in December is 3h.

When is the lowest UV index in York?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

What is the UV index reading in December in York?

In December, the average daily maximum UV index in York, New York, is 1. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to the Sun's UV rays.

Average temperature in December
York, NY

Average temperature in December - York, NY
  • Average high temperature in December: 35.1°F

The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in December: 25.9°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18°F).

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Average pressure in December
York, NY

Average pressure in December - York, NY
  • Average pressure in December: 30.06"

The month with the highest atmospheric pressure is November (30.09").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in December
York, NY

Average wind speed in December - York, NY
  • Average wind speed in December: 9.2mph

The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.2mph).

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Average humidity in December
York, NY

Average humidity in December - York, NY
  • Average humidity in December: 85%

Months with the highest relative humidity are January and February (86%).
Months with the lowest relative humidity are April and May (77%).

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Average rainfall in December
York, NY

Average rainfall in December - York, NY
  • Average rainfall in December: 2.28"

The wettest month (with the highest rainfall) is May (2.95").
The driest months (with the least rainfall) are January and September (1.77").

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Average rainfall days in December
York, NY

Average rainfall days in December - York, NY
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is January (7.7 days).

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Average snowfall in December
York, NY

Average snowfall in December - York, NY
  • Average snowfall in December: 6.06"

The month with the highest snowfall is February (8.07").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
York, NY

Average snowfall days in December - York, NY
  • Average snowfall days in December: 16.3 days

The month with the highest number of snowfall days is January (19.1 days).
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
York, NY

Average daylight in December / Average sunshine in December - York, NY
  • Average daylight in December: 9.1h

The month with the longest days is June (Average daylight: 15.3h).
The month with the shortest days is December (Average daylight: 9.1h).

  • Average sunshine in December: 3h

The month with the most sunshine is July (Average sunshine: 10.3h).
Months with the least sunshine are January and February (Average sunshine: 2.7).

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Average sunshine days in December
York, NY

Average sunshine days in December - York, NY
  • Average sunshine days in December: 8.2 days

The month with the most sunshine days is September (13.1 days).
The month with the least sunshine days is February (5.9 days).

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Average UV index in December
York, NY

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

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in December
York, NY

Average cloud cover in December - York, NY
  • Average cloud cover in December: 69

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in December
York, NY

Average visibility in December - York, NY
  • Average visibility in December: 5mi

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

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