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Delaware Weather Records

Weather averages and records for the U.S. state of Delaware based on data made available by the NOAA.

Delaware Statewide Averages

Average temperatures and precipitation over the entire territory of the state, from 1991–2020.

Month	High (°F)	Low (°F)	Precipitation (in)
January	43.9	26.5	3.3
February	46.5	27.7	2.9
March	54.2	34.3	4.1
April	65.4	43.3	3.5
May	74.2	53.0	3.6
June	82.7	62.4	4.1
July	87.3	67.5	4.4
August	85.3	65.6	4.7
September	79.0	59.1	4.2
October	68.5	47.6	3.9
November	57.4	37.6	3.3
December	48.3	30.7	3.9
Entire Year	66.1	46.3	45.9

Delaware Cities

Yearly weather averages for various places in Delaware, from 1991–2020.

City	Average (°F)		Record (°F)		Yearly (inches)
City	High	Low	High	Low	Precipitation	Snow
Dover	66.6	48.1	104	-11	44.1	12.2
Georgetown	67.2	47.8	104	-5	43.6	n/a
Lewes	66.9	49.9	102	-11	47.7	8.3
Wilmington	64.7	46.2	103	-14	45.3	20.2