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
As November transitions into December, North Great River sees a gentle drop in the average high-temperature, transitioning from a cool 52°F (11.1°C) to a frosty 43.9°F (6.6°C). North Great River's nighttime average temperature in December subtly descends to a wintry 36.9°F (2.7°C) from the daily highs.Humidity
The average relative humidity in December in North Great River is 74%.Rainfall
In December, in North Great River, the rain falls for 11.6 days. Throughout December, 3.58" (91mm) of precipitation is accumulated. Throughout the year, there are 153.2 rainfall days, and 34.45" (875mm) of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall. In December, in North Great River, it is snowing for 1.7 days. Throughout December, 1.42" (36mm) of snow is accumulated. Throughout the year, in North Great River, there are 13 snowfall days, and 5.87" (149mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of December in North Great River, sunrise is at 6:58 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 4:35 pm EST.
Sunshine
In December, the average sunshine in North Great River is 4.9h.UV index
The months with the lowest UV index are January through March and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: In December, a daily UV index of 2 turns into the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in North Great River in December?
What is the average humidity in December in North Great River?
How many days does it rain in December in North Great River?
How many days does it snow in December in North Great River?
What is the month with the shortest days in North Great River?
What is the average length of the day in December in North Great River?
When is the sunrise / sunset in December in North Great River?
How long on average sun shines in December in North Great River?
What are the months with the lowest UV index in North Great River?
What is the UV index reading in December in North Great River?
Average temperature in December
North Great River, NY
- Average high temperature in December: 43.9°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.9°F).
- Average low temperature in December: 36.9°F
The month with the highest average low temperature is August (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in December
North Great River, 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
North Great River, NY
- Average wind speed in December: 12.9mph
The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).
Average humidity in December
North Great River, NY
- Average humidity in December: 74%
The months with the highest relative humidity are May and June (77%).
The month with the lowest relative humidity is November (71%).
Average rainfall in December
North Great River, NY
- Average rainfall in December: 3.58"
The wettest month (with the highest rainfall) is July (3.86").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in December
North Great River, NY
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in December
North Great River, NY
- Average snowfall in December: 1.42"
The month with the highest snowfall is March (1.97").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in December
North Great River, NY
- Average snowfall days in December: 1.7 days
The month with the highest number of snowfall days is February (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
North Great River, NY
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
North Great River, NY
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in December
North Great River, 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 and December (UV index 2).
Average cloud cover in December
North Great River, NY
- Average cloud cover in December: 48
The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
North Great River, NY
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
North Great River, New York, USA
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