December weather forecast
Austerlitz, NY

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Weather in December

The first month of the winter, December, is also an icy month in Austerlitz, New York, with an average temperature varying between 24.1°F (-4.4°C) and 34.9°F (1.6°C).

Temperature

With December's arrival, Austerlitz sees a decrease in average high-temperatures, moving from a chilly 45.5°F (7.5°C) in November to an icy 34.9°F (1.6°C). Austerlitz's average low-temperature is measured at a subzero cold 24.1°F (-4.4°C) during December.

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 83%.

Rainfall

In December, the rain falls for 7.8 days. Throughout December, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 135.1 rainfall days, and 20.39" (518mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Austerlitz are January through May, October through December. In December, it is snowing for 5.6 days. Throughout December, 2.6" (66mm) of snow is accumulated. Throughout the year, there are 36.9 snowfall days, and 15.98" (406mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 7:03 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:31 pm EST.

Sunshine

The average sunshine in December is 4.4h.

UV index

January through March, November and 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 low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

Austerlitz in December has an average high-temperature of 34.9°F (1.6°C) and an average low-temperature of 24.1°F (-4.4°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in July is calculated to be 86°F (30°C).

What are the most humid months?

February and December, with an average relative humidity of 83%, are most humid months.

What is the average humidity in December?

In Austerlitz, the average relative humidity in December is 83%.

How many days does it rain in December?

In Austerlitz, in December, during 7.8 rainfall days, 1.46" (37mm) of precipitation is typically accumulated.

How much does it snow in Austerlitz in December?

In December, it is snowing for 5.6 days. Throughout December, 2.6" (66mm) of snow is accumulated.

What is the month with the shortest days in Austerlitz?

December has the shortest days of the year, with an average of 9h and 6min of daylight.

How many hours of daylight does Austerlitz have in December?

In Austerlitz, the average day length in December is 9h and 9min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:03 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:31 pm EST.

How long on average sun shines in December?

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

When is the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Austerlitz, NY

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

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.1°F).

  • Average low temperature in December: 24.1°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in December
Austerlitz, NY

Average pressure in December - Austerlitz, 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).

Average wind speed in December
Austerlitz, NY

Average wind speed in December - Austerlitz, NY
  • Average wind speed in December: 7.8mph

The windiest months (with the highest average wind speed) are January and March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Austerlitz, NY

Average humidity in December - Austerlitz, NY
  • Average humidity in December: 83%

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

Average rainfall in December
Austerlitz, NY

Average rainfall in December - Austerlitz, NY
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is July (2.4").
The driest month (with the least rainfall) is January (1.1").

Average rainfall days in December
Austerlitz, NY

Average rainfall days in December - Austerlitz, NY
  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in December
Austerlitz, NY

Average snowfall in December - Austerlitz, NY
  • Average snowfall in December: 2.6"

The month with the highest snowfall is March (3.9").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Austerlitz, NY

Average snowfall days in December - Austerlitz, NY
  • Average snowfall days in December: 5.6 days

The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Austerlitz, 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 18min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

Average sunshine days in December
Austerlitz, NY

Average sunshine days in December - Austerlitz, NY
  • Average sunshine days in December: 19 days

The month with the most sunshine days is January (20 days).
The month with the least sunshine days is June (12.5 days).

Average UV index in December
Austerlitz, NY

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

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Austerlitz, NY

Average cloud cover in December - Austerlitz, NY
  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in December
Austerlitz, NY

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

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

Austerlitz, New York, USA

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