Measurements:
°C
°F
Dover
66°F
SW 9 mph
Feels like: 66°F
Precip: 4%
World Resorts USA Dover Weather December Weather in Dover

Dover Weather: December

Average Day Temperature: 44.1°F
Average Night Temperature: 36.2°F
Number of Sunny Days: 12 days
Sunshine Hours: 9.4 - 9.6 hours
Number of Rainy Days: 2 days
Precipitation Totals: 1.3 in

Air Temperature in December, °F

Select Year: 2025 2024 2023

The highest day temperature in December 2025 was 56°F. The lowest night temperature was 13°F. The average values for day and night temperatures during December were 40.1°F и 29.1°F respectivly.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during December. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in December, in

Precipitation total in December for Dover is 1.3 in. It makes december one of the most rainy months of the year.

Wind Speed in December, mph

The average wind speed in December is 9.9 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Dover in December is 5.4 hours.

Best Time to Visit Dover
The most sunny months:
November 17 days
October 16 days
March 14 days
The most warm months:
July 89.1 °F
August 85.7 °F
June 83.3 °F
The most cold months:
January 38.7 °F
February 42.3 °F
December 44.1 °F
The most rainy months:
August 4 days
July 4 days
March 3 days
The most windy months:
March 11 mph
January 10 mph
April 10 mph

Dover on the Weather Map

USA Resorts:
NAME
Boston +62
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +72
Maui +66
Miami +88
Myrtle Beach +78
New York +66
Panama City Beach +90
San Diego +70
San Francisco +60
Santa Monica +72
Sarasota +86
Washington +66
24 Hours Weather Forecast
Dover
Local time: 09:38
15 sep, tuesday
1200 76°F
NW
9 mph
1500 76°F
NW
10 mph
1800 72°F
NW
9 mph
2100 68°F
NW
10 mph
16 sep, wednesday
0000 66°F
N
8 mph
0300 62°F
NE
4 mph
0600 62°F
NE
3 mph
0900 68°F
N
3 mph