December weather forecastKelly, NC
December
Weather in December
December, the first month of the winter in Kelly, is also a moderate month, with an average temperature ranging between max 55.6°F (13.1°C) and min 39.9°F (4.4°C).Temperature
With the onset of December, Kelly's climate undergoes a slight change as the average high-temperature moves from an enjoyable 62.1°F (16.7°C) in November to a mild 55.6°F (13.1°C). In December, the recorded average low-temperature is a cold 39.9°F (4.4°C).Humidity
The average relative humidity in December is 77%.Rainfall
In Kelly, in December, during 10.5 rainfall days, 2.99" (76mm) of precipitation is typically accumulated. In Kelly, during the entire year, the rain falls for 172.9 days and collects up to 37.24" (946mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Kelly, in December, during 0.1 snowfall days, 0.12" (3mm) of snow is typically accumulated. Throughout the year, there are 2.2 snowfall days, and 1.85" (47mm) of snow is accumulated.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:02 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:13 pm EST.
Sunshine
January and December, with an average of 5.5h of sunshine, are months with the least sunshine.UV index
The average daily maximum UV index in December in Kelly is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Warning! The reflection from snow can nearly 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
Kelly, NC
- Average high temperature in December: 55.6°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (51.6°F).
- Average low temperature in December: 39.9°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (35.8°F).
Average pressure in December
Kelly, NC
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Kelly, NC
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Kelly, NC
- Average humidity in December: 77%
The months with the highest relative humidity are May, June, August and September (79%).
The month with the lowest relative humidity is January (73%).
Average rainfall in December
Kelly, NC
- Average rainfall in December: 2.99"
The wettest month (with the highest rainfall) is August (4.72").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in December
Kelly, NC
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is August (20.9 days).
The month with the least rainy days is October (9.5 days).
Average snowfall in December
Kelly, NC
- Average snowfall in December: 0.12"
The month with the highest snowfall is February (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Kelly, NC
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January and February (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Kelly, NC
- Average daylight in December: 9h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Kelly, NC
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in December
Kelly, NC
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in December
Kelly, NC
- Average cloud cover in December: 40
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 32).
Average visibility in December
Kelly, NC
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, October, November and December (6mi).
The months with the lowest visibility are May, August and September (5mi).





