December weather forecastCroton-on-Hudson, NY
December
Weather in December
December, the first month of the winter in Croton-on-Hudson, is also an icy month, with an average temperature ranging between min 30.2°F (-1°C) and max 40.1°F (4.5°C).Temperature
The onset of December entails a temperature shift, as the average high-temperature decreases from a fresh 50.4°F (10.2°C) in November to a wintry 40.1°F (4.5°C). During the month of December, Croton-on-Hudson experiences a steady low-temperature average of 30.2°F (-1°C).Humidity
February and December, with an average relative humidity of 78%, are the most humid months.Rainfall
In Croton-on-Hudson, in December, it is raining for 9.4 days, with typically 2.56" (65mm) of accumulated precipitation. In Croton-on-Hudson, during the entire year, the rain falls for 144.6 days and collects up to 25.51" (648mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In December, it is snowing for 3.2 days. Throughout December, 1.89" (48mm) of snow is accumulated. Throughout the year, there are 20.6 snowfall days, and 10.12" (257mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:02 am and sunset at 4:27 pm. On the last day of December, sunrise is at 7:20 am and sunset at 4:36 pm EST.
Sunshine
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 value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: In December, the UV index of 2 transforms into the following advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Croton-on-Hudson, NY
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in December: 30.2°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).
Average pressure in December
Croton-on-Hudson, NY
- Average pressure in December: 30.07"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).
Average wind speed in December
Croton-on-Hudson, NY
- Average wind speed in December: 7.5mph
The windiest months (with the highest average wind speed) are January and March (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Croton-on-Hudson, NY
- Average humidity in December: 78%
The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are April, July and August (72%).
Average rainfall in December
Croton-on-Hudson, NY
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is July (2.87").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in December
Croton-on-Hudson, NY
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (6 days).
Average snowfall in December
Croton-on-Hudson, NY
- Average snowfall in December: 1.89"
The month with the highest snowfall is March (3.31").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Croton-on-Hudson, NY
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Croton-on-Hudson, NY
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Croton-on-Hudson, NY
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is November (20 days).
The months with the least sunshine days are June and July (12.3 days).
Average UV index in December
Croton-on-Hudson, 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).
Average cloud cover in December
Croton-on-Hudson, NY
- Average cloud cover in December: 48
The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Croton-on-Hudson, NY
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





