Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
A subtle decrease in the average high-temperature marks December, falling from November's frosty 47.5°F (8.6°C) to an icy 36.9°F (2.7°C). Annandale-on-Hudson in December experiences a low-temperature average of 25.3°F (-3.7°C).Humidity
In Annandale-on-Hudson, the average relative humidity in December is 81%.Rainfall
In Annandale-on-Hudson, during December, the rain falls for 9.3 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, in Annandale-on-Hudson, there are 142.1 rainfall days, and 25.91" (658mm) of precipitation is accumulated.Snowfall
Months with snowfall in Annandale-on-Hudson are January through May, October through December. In December, it is snowing for 6.3 days. Throughout December, 4.25" (108mm) of snow is accumulated. Throughout the year, in Annandale-on-Hudson, there are 31.8 snowfall days, and 17.09" (434mm) of snow is accumulated.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
The months with the lowest UV index in Annandale-on-Hudson are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
How cold is December in Annandale-on-Hudson?
What is the average humidity in December in Annandale-on-Hudson?
How much does it rain in Annandale-on-Hudson in December?
How many days does it snow in December in Annandale-on-Hudson?
What is the month with the shortest days in Annandale-on-Hudson?
How many hours of daylight does Annandale-on-Hudson have in December?
When is the sunrise / sunset in December in Annandale-on-Hudson?
How long on average sun shines in December in Annandale-on-Hudson?
What are the months with the lowest UV index in Annandale-on-Hudson?
How high is the UV index in December in Annandale-on-Hudson?
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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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
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