December weather forecastDobbs Ferry, NY
December
Weather in December
The first month of the winter, December, is also a wintry month in Dobbs Ferry, New York, with temperature in the range of an average high of 41°F (5°C) and an average low of 30.9°F (-0.6°C).Temperature
December's onset brings a reduction in the average high-temperature, from a fresh 50.5°F (10.3°C) in November to an icy 41°F (5°C). An average low-temperature of 30.9°F (-0.6°C) is expected during December.Humidity
The months with the highest humidity in Dobbs Ferry are February and December, with an average relative humidity of 77%.Rainfall
In Dobbs Ferry, during December, the rain falls for 9.3 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, there are 132.4 rainfall days, and 15.63" (397mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In December, it is snowing for 3.4 days. Throughout December, 1.06" (27mm) of snow is accumulated. Throughout the year, there are 18.9 snowfall days, and 5.08" (129mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:01 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:37 pm EST.
Sunshine
The average sunshine in December is 4.9h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Dobbs Ferry, NY
- Average high temperature in December: 41°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in December
Dobbs Ferry, 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
Dobbs Ferry, NY
- Average wind speed in December: 7.9mph
The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).
Average humidity in December
Dobbs Ferry, NY
- Average humidity in December: 77%
The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is August (70%).
Average rainfall in December
Dobbs Ferry, NY
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is July (2.01").
The driest month (with the least rainfall) is February (0.83").
Average rainfall days in December
Dobbs Ferry, NY
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in December
Dobbs Ferry, NY
- Average snowfall in December: 1.06"
The month with the highest snowfall is March (1.65").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Dobbs Ferry, NY
- Average snowfall days in December: 3.4 days
The month with the highest number of snowfall days is February (5.2 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
Dobbs Ferry, NY
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Dobbs Ferry, NY
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.8 days).
Average UV index in December
Dobbs Ferry, 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, November and December (UV index 2).
Average cloud cover in December
Dobbs Ferry, NY
- Average cloud cover in December: 48
The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Dobbs Ferry, 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).
