December weather forecastScranton, NY
December
Weather in December
December, the first month of the winter in Scranton, is also an icy month, with temperature in the range of an average low of 26.6°F (-3°C) and an average high of 35.2°F (1.8°C).Temperature
Onset of December comes with a temperature decline, the average high falling from a frosty 45.5°F (7.5°C) in November to a cold 35.2°F (1.8°C). Night temperatures during December stabilize at an average of 26.6°F (-3°C), closely mirroring the daytime temperatures.Humidity
In December, the average relative humidity in Scranton is 84%.Rainfall
In Scranton, in December, it is raining for 10.6 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, there are 174.7 rainfall days, and 28.7" (729mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Scranton, in December, snow falls for 16.1 days, with typically accumulated 5.75" (146mm) of snow. Throughout the year, in Scranton, there are 81.7 snowfall days, and 31.73" (806mm) of snow is accumulated.Daylight
The month with the shortest days in Scranton, New York, is December, with an average of 9h and 6min of daylight.On the first day of December, sunrise is at 7:26 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:51 pm EST.
Sunshine
In December, the average sunshine is 2.8h.UV index
The months with the lowest UV index in Scranton are January, February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Scranton, NY
- Average high temperature in December: 35.2°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in December: 26.6°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in December
Scranton, 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
Scranton, NY
- Average wind speed in December: 10.4mph
The windiest month (with the highest average wind speed) is January (11.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in December
Scranton, NY
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are August and September (77%).
Average rainfall in December
Scranton, NY
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Scranton, NY
- Average rainfall days in December: 10.6 days
The month with the highest number of rainy days is October (18.4 days).
The month with the least rainy days is February (8.8 days).
Average snowfall in December
Scranton, NY
- Average snowfall in December: 5.75"
The month with the highest snowfall is February (7.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Scranton, NY
- Average snowfall days in December: 16.1 days
The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Scranton, NY
- Average daylight in December: 9h and 6min
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 6min).
- Average sunshine in December: 2h and 48min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Scranton, NY
- Average sunshine days in December: 7.4 days
The month with the most sunshine days is September (12.2 days).
The month with the least sunshine days is February (5.7 days).
Average UV index in December
Scranton, 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, February and December (UV index 1).
Average cloud cover in December
Scranton, NY
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Scranton, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).





