December weather forecast
Annandale-on-Hudson, NY

Share

Weather in December

December, the first month of the winter in Annandale-on-Hudson, is also an icy month, with an average temperature varying between 25.3°F (-3.7°C) and 36.9°F (2.7°C).

Temperature

The arrival of December indicates a decrease in the average high-temperature, moving from a chilly 47.5°F (8.6°C) in November to an icy 36.9°F (2.7°C). An average minimum temperature of 25.3°F (-3.7°C) marks the month of December.

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Annandale-on-Hudson, in December, it is raining for 9.3 days, with typically 2.28" (58mm) of accumulated precipitation. In Annandale-on-Hudson, during the entire year, the rain falls for 142.1 days and collects up to 25.91" (658mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Annandale-on-Hudson, in December, snow falls for 6.3 days, with typically accumulated 4.25" (108mm) of snow. In Annandale-on-Hudson, during the entire year, snow falls for 31.8 days and aggregates up to 17.09" (434mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:25 pm. On the last day of December, sunrise is at 7:23 am and sunset at 4:34 pm EST.

Sunshine

In Annandale-on-Hudson, the average sunshine in December is 4.9h.

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 minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

During December, Annandale-on-Hudson experiences an average high-temperature of 36.9°F (2.7°C) and a low-temperature of 25.3°F (-3.7°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is computed to be 86°F (30°C).

What is the average humidity in December?

In Annandale-on-Hudson, the average relative humidity in December is 81%.

How much does it rain in December?

In December, the rain falls for 9.3 days. Throughout December, 2.28" (58mm) of precipitation is accumulated.

How much does it snow in December?

In Annandale-on-Hudson, New York, in December, during 6.3 snowfall days, 4.25" (108mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 12min of daylight.

How many hours of daylight does Annandale-on-Hudson have in December?

In Annandale-on-Hudson, the average day length in December is 9h and 11min.

What time are sunrise and sunset in December in Annandale-on-Hudson?

On the first day of December, sunrise is at 7:04 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:34 pm EST.

How many hours of sunshine does Annandale-on-Hudson have in December?

In December, the average sunshine duration is 4.9h.

When is the lowest UV index in Annandale-on-Hudson?

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

What is the UV index intensity in December?

In December, the average daily maximum UV index in Annandale-on-Hudson is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from 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
Annandale-on-Hudson, NY

Average temperature in December - Annandale-on-Hudson, NY
  • Average high temperature in December: 36.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in December: 25.3°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in December
Annandale-on-Hudson, NY

Average pressure in December - Annandale-on-Hudson, 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 (29.93"Hg).

Average wind speed in December
Annandale-on-Hudson, NY

Average wind speed in December - Annandale-on-Hudson, NY
  • Average wind speed in December: 6.1mph

The windiest month (with the highest average wind speed) is March (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in December
Annandale-on-Hudson, NY

Average humidity in December - Annandale-on-Hudson, NY
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (73%).

Average rainfall in December
Annandale-on-Hudson, NY

Average rainfall in December - Annandale-on-Hudson, NY
  • Average rainfall in December: 2.28"

The wettest month (with the highest rainfall) is July (2.99").
The driest month (with the least rainfall) is January (1.61").

Average rainfall days in December
Annandale-on-Hudson, NY

Average rainfall days in December - Annandale-on-Hudson, NY
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in December
Annandale-on-Hudson, NY

Average snowfall in December - Annandale-on-Hudson, NY
  • Average snowfall in December: 4.25"

The month with the highest snowfall is February (4.57").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Annandale-on-Hudson, NY

Average snowfall days in December - Annandale-on-Hudson, NY
  • Average snowfall days in December: 6.3 days

The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Annandale-on-Hudson, NY

Average daylight in December / Average sunshine in December - Annandale-on-Hudson, 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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in December
Annandale-on-Hudson, NY

Average sunshine days in December - Annandale-on-Hudson, NY
  • Average sunshine days in December: 17.5 days

The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in December
Annandale-on-Hudson, NY

Average UV index in December - Annandale-on-Hudson, NY
  • Average UV index in December: 2

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

Average cloud cover in December
Annandale-on-Hudson, NY

Average cloud cover in December - Annandale-on-Hudson, NY
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in December
Annandale-on-Hudson, NY

Average visibility in December - Annandale-on-Hudson, NY
  • Average visibility in December: 6mi

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

Annandale-on-Hudson, New York, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location