Dover December Weather

Averages and records for weather in Dover, Delaware in the month of December.
Typical Dover December Weather
1991–2020
Average daily high 48.8 °F
Average daily low 32.3 °F
Average monthly precipitation 3.8 inches
Average monthly snow 2.2 inches
Daily chance of precipitation 33.5%
Daily chance of snow 2.6%
Dover December Weather Records
1893–2024
Highest temperature 75 °F December 8, 1998
Lowest temperature -3 °F December 21, 1942
Highest daily low 63 °F December 25, 2015
Lowest daily high 15 °F December 22, 1989
Hottest average high temperature 59.9 °F 2015
Coldest average high temperature 38.1 °F 1935
Most daily precipitation 3.8 inches December 18, 2023
Most monthly precipitation 8.7 inches 2009
Most daily snow 24.0 inches December 25, 1909
Most monthly snow 25.0 inches 1909
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
December 1 52.9 35.6 72 12
December 2 52.6 35.4 72 12
December 3 52.4 35.3 71 11
December 4 52.1 35.2 72 13
December 5 51.8 34.8 74 16
December 6 51.4 34.5 74 17
December 7 51.1 34.3 75 13
December 8 50.9 34.1 75 16
December 9 50.8 34.0 73 12
December 10 50.6 33.8 75 -1
December 11 50.3 33.6 70 10
December 12 49.9 33.3 72 8
December 13 49.6 33.0 72 9
December 14 49.2 32.8 72 8
December 15 49.0 32.5 68 10
December 16 48.7 32.2 70 10
December 17 48.4 32.0 67 4
December 18 48.2 31.9 71 5
December 19 48.0 31.7 71 5
December 20 47.8 31.5 65 2
December 21 47.7 31.3 75 -3
December 22 47.6 31.2 70 4
December 23 47.5 31.1 67 2
December 24 47.4 31.0 72 6
December 25 47.2 30.8 72 1
December 26 47.0 30.6 74 4
December 27 47.0 30.5 69 10
December 28 46.9 30.3 70 6
December 29 46.9 30.2 75 7
December 30 46.9 30.1 69 3
December 31 46.9 30.0 67 4
Weather Station Details
Years Station Coordinates
1893–2024 Dover location