December weather forecast
Arlington, NY

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Weather in December

December, the first month of the winter in Arlington, is also an icy month, with an average temperature varying between 26.8°F (-2.9°C) and 38.3°F (3.5°C).

Temperature

December's arrival coincides with a drop in the average high-temperature, decreasing from November's frosty 48.2°F (9°C) to a wintry 38.3°F (3.5°C). Arlington experiences an average low-temperature reading of 26.8°F (-2.9°C) throughout December.

Humidity

February and December, with an average relative humidity of 81%, are the most humid months.

Rainfall

In Arlington, during December, the rain falls for 11.9 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, there are 157.6 rainfall days, and 28.9" (734mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Arlington, New York. In Arlington, in December, during 6.7 snowfall days, 3.31" (84mm) of snow is typically accumulated. In Arlington, New York, during the entire year, snow falls for 35.9 days and aggregates up to 16.57" (421mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year in Arlington, New York.
On the first day of December in Arlington, New York, sunrise is at 7:03 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:35 pm EST.

Sunshine

The average sunshine in December in Arlington is 4.8h.

UV index

The months with the lowest UV index in Arlington are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 during December translates into the following directions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

Is December cold in Arlington?

The average high-temperature, in December, in Arlington, is 38.3°F (3.5°C), while the average low-temperature is 26.8°F (-2.9°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is appraised at 87.8°F (31°C).

What are the most humid months in Arlington?

February and December, with an average relative humidity of 81%, are most humid months in Arlington.

What is the average humidity in December in Arlington?

In December, the average relative humidity in Arlington is 81%.

How much does it rain in Arlington in December?

In Arlington, in December, during 11.9 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

How much does it snow in Arlington in December?

In Arlington, New York, during December, snow falls for 6.7 days and regularly aggregates up to 3.31" (84mm) of snow.

What is the month with the shortest days in Arlington?

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

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

The average day length in December in Arlington, New York, is 9h and 13min.

When is the sunrise / sunset in December in Arlington?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:35 pm EST.

How many hours of sunshine does Arlington have in December?

In Arlington, New York, the average sunshine duration in December is 4.8h.

What are the months with the lowest UV index in Arlington?

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Arlington, New York.

What is the UV index reading in December in Arlington?

In Arlington, New York, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Arlington, NY

Average temperature in December - Arlington, NY
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in December: 26.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in December
Arlington, NY

Average pressure in December - Arlington, 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
Arlington, NY

Average wind speed in December - Arlington, NY
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in December
Arlington, NY

Average humidity in December - Arlington, NY
  • Average humidity in December: 81%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in December
Arlington, NY

Average rainfall in December - Arlington, NY
  • Average rainfall in December: 2.87"

The wettest month (with the highest rainfall) is October (3.07").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in December
Arlington, NY

Average rainfall days in December - Arlington, NY
  • Average rainfall days in December: 11.9 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is January (8.6 days).

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Average snowfall in December
Arlington, NY

Average snowfall in December - Arlington, NY
  • Average snowfall in December: 3.31"

The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Arlington, NY

Average snowfall days in December - Arlington, NY
  • Average snowfall days in December: 6.7 days

The months with the highest number of snowfall days are January and February (9.8 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
Arlington, NY

Average daylight in December / Average sunshine in December - Arlington, 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in December
Arlington, NY

Average sunshine days in December - Arlington, NY
  • Average sunshine days in December: 14.9 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is April (11.4 days).

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Average UV index in December
Arlington, NY

Average UV index in December - Arlington, NY
  • Average UV index in December: 2

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

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Average cloud cover in December
Arlington, NY

Average cloud cover in December - Arlington, NY
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 36).

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Average visibility in December
Arlington, NY

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

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