December weather forecastDagsboro, DE
December
Weather in December
In December, Dagsboro fully embraces winter, showcasing its coldest weather along with holiday cheer. Winter flora blooms, benches are dusted with occasional snowfall, and the city is bedecked in twinkling lights. Shortest daylight hours mark the winter solstice, yet the city glows radiantly in the holiday spirit. A notable factor for December is the return of more meaningful snowfall - 0.43" (11mm), matching the maximum yearly snowfall seen in March. As Dagsboro transitions from December to January, the city maintains the winter chill, snowfall, and warm holiday spirit.Temperature
In Dagsboro, the average high-temperature in December slightly decreases from a fresh 54.9°F (12.7°C) in November to a frosty 47.5°F (8.6°C). An average nighttime temperature of 37.8°F (3.2°C) is witnessed throughout December.Humidity
In December, the average relative humidity is 76%.Rainfall
In Dagsboro, during December, the rain falls for 9.7 days and regularly aggregates up to 1.69" (43mm) of precipitation. In Dagsboro, during the entire year, the rain falls for 146.8 days and collects up to 25.2" (640mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Dagsboro, in December, during 1.9 snowfall days, 0.43" (11mm) of snow is typically accumulated. Throughout the year, in Dagsboro, Delaware, there are 9.4 snowfall days, and 3.39" (86mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:00 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:50 pm EST.
Sunshine
The average sunshine in December in Dagsboro, Delaware, is 5.2h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 2 in December translates into these instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Dagsboro, DE
- Average high temperature in December: 47.5°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (41.7°F).
- Average low temperature in December: 37.8°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in December
Dagsboro, DE
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Dagsboro, DE
- Average wind speed in December: 10.5mph
The windiest months (with the highest average wind speed) are January, February and March (11.1mph).
The calmest month (with the lowest average wind speed) is August (7.3mph).
Average humidity in December
Dagsboro, DE
- Average humidity in December: 76%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January and November (74%).
Average rainfall in December
Dagsboro, DE
- Average rainfall in December: 1.69"
The wettest months (with the highest rainfall) are July and August (2.95").
The driest month (with the least rainfall) is January (1.46").
Average rainfall days in December
Dagsboro, DE
- Average rainfall days in December: 9.7 days
The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is January (7.4 days).
Average snowfall in December
Dagsboro, DE
- Average snowfall in December: 0.43"
The month with the highest snowfall is January (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Dagsboro, DE
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is January (3.1 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
Dagsboro, DE
- Average daylight in December: 9h and 30min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 12min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in December
Dagsboro, DE
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is January (20.1 days).
The month with the least sunshine days is July (12.2 days).
Average UV index in December
Dagsboro, DE
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Dagsboro, DE
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in December
Dagsboro, DE
- 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).





