December weather forecastGrand Gorge, NY
December
Weather in December
The first month of the winter, December, is also an icy month in Grand Gorge, New York, with an average temperature fluctuating between 32°F (0°C) and 21.7°F (-5.7°C).Temperature
Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from 41.9°F (5.5°C) to a still cold 32°F (0°C). During the month of December, the temperature falls to an average of 21.7°F (-5.7°C).Humidity
February and December, with an average relative humidity of 87%, are the most humid months.Rainfall
In December, in Grand Gorge, New York, the rain falls for 8.4 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. In Grand Gorge, New York, during the entire year, the rain falls for 150.7 days and collects up to 27.83" (707mm) of precipitation.Snowfall
Months with snowfall in Grand Gorge, New York, are January through May, October through December. December is the month with the most snowfall. Snow falls for 18 days and accumulates 9.84" (250mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:08 am and sunset at 4:26 pm. On the last day of December, in Grand Gorge, sunrise is at 7:27 am and sunset at 4:35 pm EST.
Sunshine
In Grand Gorge, the average sunshine in December is 3h.UV index
The months with the lowest UV index in Grand Gorge are January through March, November 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 unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 1 during December leads to these advisories:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Grand Gorge, NY
- Average high temperature in December: 32°F
The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in December: 21.7°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).
Average pressure in December
Grand Gorge, 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
Grand Gorge, NY
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Grand Gorge, NY
- Average humidity in December: 87%
The months with the highest relative humidity are February and December (87%).
The months with the lowest relative humidity are April, May, June and July (80%).
Average rainfall in December
Grand Gorge, NY
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is January (1.5").
Average rainfall days in December
Grand Gorge, NY
- Average rainfall days in December: 8.4 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (4.6 days).
Average snowfall in December
Grand Gorge, NY
- Average snowfall in December: 9.84"
The month with the highest snowfall is December (9.84").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Grand Gorge, NY
- Average snowfall days in December: 18 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Grand Gorge, NY
- Average daylight in December: 9h and 6min
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 6min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in December
Grand Gorge, NY
- Average sunshine days in December: 9.3 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (7.5 days).
Average UV index in December
Grand Gorge, 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, November and December (UV index 1).
Average cloud cover in December
Grand Gorge, NY
- Average cloud cover in December: 71
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Grand Gorge, NY
- Average visibility in December: 5mi
The months with the highest visibility are January, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are February, March and September (4mi).





