Delaware Frost Dates

Across Delaware, the average last spring frost ranges from Apr 4 in Dover to Apr 11 in Seaford. Find your town below, or enter your ZIP code for the nearest station.

Largest cities

WilmingtonDoverNewarkMiddletown

Average frost dates in Delaware towns

Average (50%) dates of the last 32°F frost in spring and the first in fall, from the nearest NOAA station. Towns with 5,000+ residents.

TownLast frostFirst frostSeason (days)
DoverApr 4Nov 4214
ElsmereApr 7Nov 4209
GeorgetownApr 4Nov 6217
MiddletownApr 7Nov 2208
MilfordApr 11Oct 30200
MillsboroApr 4Nov 6217
New CastleApr 7Nov 1209
NewarkApr 7Nov 2208
SeafordApr 11Oct 30200
SmyrnaApr 4Nov 4214
WilmingtonApr 7Nov 4209