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 onset of December coincides with a reduction in the average high-temperature, falling from a chilly 45.9°F (7.7°C) in November to a cold 36.1°F (2.3°C). Maintaining close parity with daytime warmth, the average nocturnal temperature in Fair Haven during December stays at a freezing cold 28.6°F (-1.9°C).Humidity
In Fair Haven, the average relative humidity in December is 82%.Rainfall
In December, the rain falls for 11.9 days. Throughout December, 3.07" (78mm) of precipitation is accumulated. Throughout the year, there are 176.6 rainfall days, and 35.51" (902mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Fair Haven, during December, snow falls for 14.5 days and regularly aggregates up to 5.71" (145mm) of snow. Throughout the year, there are 70.7 snowfall days, and 28.54" (725mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:19 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:41 pm EST.
Sunshine
The average sunshine in December is 3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 1 in December transforms into this advice:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is 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?
How many hours of daylight does Fair Haven have in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index in Fair Haven?
What is the UV index reading in December?
Average temperature in December
Fair Haven, NY
- Average high temperature in December: 36.1°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (29.5°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in December
Fair Haven, 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 (29.92"Hg).
Average wind speed in December
Fair Haven, NY
- Average wind speed in December: 12.4mph
The windiest month (with the highest average wind speed) is January (12.9mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in December
Fair Haven, NY
- Average humidity in December: 82%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is September (76%).
Average rainfall in December
Fair Haven, NY
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is October (3.82").
The driest months (with the least rainfall) are March and September (2.32").
Average rainfall days in December
Fair Haven, NY
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is August (18.5 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in December
Fair Haven, NY
- Average snowfall in December: 5.71"
The month with the highest snowfall is February (6.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Fair Haven, NY
- Average snowfall days in December: 14.5 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Fair Haven, NY
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January and February (Average sunshine: 2h and 42min).
Average sunshine days in December
Fair Haven, NY
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is February (5.5 days).
Average UV index in December
Fair Haven, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Fair Haven, NY
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 27).
Average visibility in December
Fair Haven, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Fair Haven, New York, USA
Weather forecast for your location
2. Allow the app to use your location