Delaware December Weather

Delaware weather averages and all-time records in the month of December from 1991–2020 based on data made available by the NOAA.
State:
Month:
Statewide December Averages
High temperature 48.3 °F
Low temperature 30.7 °F
Precipitation 3.9 inches
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Delaware Cities
December weather averages for various places in Delaware, from 1991–2020.
City Average (°F) Record (°F) Monthly (inches)
High Low High Low Precipitation Snow
Dover 48.8 32.3 75 -3 3.8 2.2
Georgetown 49.9 31.7 76 10 3.5 n/a
Lewes 49.9 34.3 77 0 4.4 0.8
Wilmington 45.8 30.1 75 -7 3.9 2.9