December weather forecastCooks Falls, NY
December
Weather in December
The first month of the winter, December, is still a cold month in Cooks Falls, New York, with an average temperature fluctuating between 33.3°F (0.7°C) and 22.8°F (-5.1°C).Temperature
With December's onset, the average high-temperature recedes from November's frosty 43.5°F (6.4°C) to a wintry 33.3°F (0.7°C). An average low-temperature of 22.8°F (-5.1°C) marks the nights throughout December.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 87%.Rainfall
In December, the rain falls for 13.7 days. Throughout December, 3.19" (81mm) of precipitation is accumulated. In Cooks Falls, during the entire year, the rain falls for 176.2 days and collects up to 35.94" (913mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Cooks Falls, in December, during 15.8 snowfall days, 8.98" (228mm) of snow is typically accumulated. In Cooks Falls, during the entire year, snow falls for 83.4 days and aggregates up to 46.73" (1187mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:08 am and sunset at 4:29 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:38 pm EST.
Sunshine
The average sunshine in December is 3.5h.UV index
February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 1 during December translates into these guidelines:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. When the Sun is at its strongest around midday, find shade and limit exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Cooks Falls, NY
- Average high temperature in December: 33.3°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in December: 22.8°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 (15.3°F).
Average pressure in December
Cooks Falls, NY
- Average pressure in December: 30.07"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Cooks Falls, NY
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Cooks Falls, NY
- Average humidity in December: 87%
The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is July (79%).
Average rainfall in December
Cooks Falls, NY
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is April (3.46").
The driest month (with the least rainfall) is September (2.52").
Average rainfall days in December
Cooks Falls, NY
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in December
Cooks Falls, NY
- Average snowfall in December: 8.98"
The month with the highest snowfall is February (10").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Cooks Falls, NY
- Average snowfall days in December: 15.8 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Cooks Falls, NY
- Average daylight in December: 9h and 12min
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 12min).
- Average sunshine in December: 3h and 30min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in December
Cooks Falls, NY
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (7 days).
Average UV index in December
Cooks Falls, NY
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover in December
Cooks Falls, NY
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in December
Cooks Falls, NY
- Average visibility in December: 4mi
The months with the highest visibility are April, June and July (5mi).
The months with the lowest visibility are January, February, March, May, August, September, October, November and December (4mi).





