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 transition into December is accompanied by a temperature decrease, with the average high-temperature shifting from a cold 39.7°F (4.3°C) in November to a subzero cold 29.3°F (-1.5°C). During December, North River observes a consistent average nighttime temperature of 19.6°F (-6.9°C).Humidity
The average relative humidity in December is 85%.Rainfall
In December, in North River, New York, the rain falls for 10.2 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. In North River, during the entire year, the rain falls for 151.8 days and collects up to 18.19" (462mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in North River. In North River, New York, during December, snow falls for 15.5 days and regularly aggregates up to 4.53" (115mm) of snow. Throughout the year, there are 80.1 snowfall days, and 22.99" (584mm) of snow is accumulated.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year in North River.On the first day of December, sunrise is at 7:10 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:29 pm EST.
Sunshine
The average sunshine in December in North River is 3.3h.UV index
The months with the lowest UV index are January through March and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The daily high UV index of 1 in December translates into this advice:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
How cold is it in North River in December?
What is the average humidity in December in North River?
How much does it rain in North River in December?
How many days does it snow in December in North River?
What is the month with the shortest days in North River?
How many hours of daylight does North River have in December?
When are sunrise and sunset in December in North River?
How many hours of sunshine does North River have in December?
When is the lowest UV index in North River?
What is the UV index intensity in December in North River?
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
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