December weather forecast and climate
Astoria, NY

Weather in December

December, the first month of the winter, in Astoria, is also a wintry month, with average temperature varying between 42.4°F (5.8°C) and 34.2°F (1.2°C).

Temperature

In December, the average high-temperature marginally drops, from a cool 51.3°F (10.7°C) in November, to a wintry 42.4°F (5.8°C). In December, the average low-temperature is 34.2°F (1.2°C).

Humidity

February, May and December, with an average relative humidity of 75%, are most humid months in Astoria, New York.

Rainfall

In December, the rain falls for 5.8 days. Throughout December, 0.71" (18mm) of precipitation is accumulated. In Astoria, New York, during the entire year, the rain falls for 89.8 days and collects up to 6.73" (171mm) of precipitation.

Snowfall

January through March and December are months with snowfall. Months with the most snowfall are February, March and December, with an average 0.16" (4mm) of accumulated snow.

Daylight

With an average of 9.3h of daylight, December has the shortest days of the year.

Sunshine

In Astoria, the average sunshine in December is 5h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Astoria, New York. A UV Index reading of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 2 interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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 Astoria?

In Astoria, in December, the average high-temperature is 42.4°F (5.8°C), and the average low-temperature is 34.2°F (1.2°C).

What are the most humid months in Astoria?

February, May and December, with an average relative humidity of 75%, are most humid months in Astoria.

What is the average humidity in December in Astoria?

In December, the average relative humidity in Astoria is 75%.

How many days does it rain in December in Astoria?

In Astoria, New York, in December, it is raining for 5.8 days, with typically 0.71" (18mm) of accumulated precipitation.

When does it start snowing in Astoria?

December is the first month it typically snows in Astoria. Throughout December, in the average 1.5 snowfall days, it receives 0.16" (4mm) of snow.

What is the snowiest month in Astoria?

Months with the most snowfall in Astoria, New York, are February, March and December, with an average 0.16" (4mm) of accumulated snow.

What is the month with the shortest days in Astoria?

The month with the shortest days in Astoria, New York, is December, with an average of 9.3h of daylight.

How many hours of daylight does Astoria have in December?

The average length of the day in December is 9.3h.

How many hours of sunshine does Astoria have in December?

In December, the average sunshine in Astoria is 5h.

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

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

What is the UV index reading in December in Astoria?

In December, the average daily maximum UV index in Astoria is 2. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV radiation.

Average temperature in December
Astoria, NY

Average temperature in December - Astoria, NY
  • Average high temperature in December: 42.4°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in December: 34.2°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).

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Average pressure in December
Astoria, NY

Average pressure in December - Astoria, NY
  • Average pressure in December: 30.07"

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

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Average wind speed in December
Astoria, NY

Average wind speed in December - Astoria, NY
  • Average wind speed in December: 10.1mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).

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Average humidity in December
Astoria, NY

Average humidity in December - Astoria, NY
  • Average humidity in December: 75%

Months with the highest relative humidity are February, May and December (75%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in December
Astoria, NY

Average rainfall in December - Astoria, NY
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is July (0.75").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in December
Astoria, NY

Average rainfall days in December - Astoria, NY
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is July (9.9 days).
The month with the least rainy days is January (4.8 days).

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Average snowfall in December
Astoria, NY

Average snowfall in December - Astoria, NY
  • Average snowfall in December: 0.16"

Months with the highest snowfall are February, March and December (0.16").
Months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Astoria, NY

Average snowfall days in December - Astoria, NY
  • Average snowfall days in December: 1.5 days

Months with the highest number of snowfall days are January and February (2.6 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Astoria, NY
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5h

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 4.8h).

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Average sunshine days in December
Astoria, NY

Average sunshine days in December - Astoria, NY
  • Average sunshine days in December: 24 days

Months with the most sunshine days are January and December (24 days).
The month with the least sunshine days is June (17.8 days).

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Average UV index in December
Astoria, NY

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

Months with the highest UV index are May, June, July and August (UV index 6).
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
Astoria, NY

Average cloud cover in December - Astoria, NY
  • Average cloud cover in December: 47

Months with the most cloud cover are February, March and December (Cloud cover 47).
Months with the least cloud cover are July and August (Cloud cover 29).

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Average visibility in December
Astoria, NY

Average visibility in December - Astoria, NY
  • Average visibility in December: 6mi

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

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