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
The commencement of December indicates a shift in the average high-temperature, receding from November's icy 39.7°F (4.3°C) to a subzero cold 29.3°F (-1.5°C). North River's nights in December experience an average temperature drop to a still freezing cold 19.6°F (-6.9°C).Humidity
The average relative humidity in December is 85%.Rainfall
In North River, in December, it is raining for 10.2 days, with typically 1.3" (33mm) of accumulated precipitation. Throughout the year, there are 151.8 rainfall days, and 18.19" (462mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In North River, in December, during 15.5 snowfall days, 4.53" (115mm) of snow is typically accumulated. Throughout the year, there are 80.1 snowfall days, and 22.99" (584mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:10 am and sunset at 4:20 pm. On the last day of December, sunrise is at 7:29 am and sunset at 4:29 pm EST.
Sunshine
In December, the average sunshine in North River is 3.3h.UV index
January through March and December, with an average maximum UV index of 1, 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 radiation for ordinary individuals.Note: The daily high UV index of 1 in December translates into this advice:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does North River have in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
North River, NY
- Average high temperature in December: 29.3°F
The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in December: 19.6°F
The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (11.5°F).
Average pressure in December
North River, NY
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
North River, NY
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest months (with the lowest average wind speed) are August and September (5.5mph).
Average humidity in December
North River, NY
- Average humidity in December: 85%
The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is May (77%).
Average rainfall in December
North River, NY
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in December
North River, NY
- Average rainfall days in December: 10.2 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in December
North River, NY
- Average snowfall in December: 4.53"
The months with the highest snowfall are January and February (4.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
North River, NY
- Average snowfall days in December: 15.5 days
The month with the highest number of snowfall days is January (18.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
North River, NY
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).
Average sunshine days in December
North River, NY
- Average sunshine days in December: 11.5 days
The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is February (9.4 days).
Average UV index in December
North River, NY
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March and December (UV index 1).
Average cloud cover in December
North River, NY
- Average cloud cover in December: 67
The month with the most cloud cover is February (Cloud cover 70).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in December
North River, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, October, November and December (5mi).
The months with the lowest visibility are January, February, March, August and September (4mi).
North River, New York, USA
Weather forecast for your location
2. Allow the app to use your location