Delaware City Delaware Climate Data

Monthly Average Climate Data for Delaware City Delaware

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.8 °C5.1 °C84.84 mm
February-3.2 °C6.4 °C72.64 mm
March0.8 °C10.8 °C105.66 mm
April6.5 °C17.4 °C91.19 mm
May12 °C22.7 °C94.49 mm
June17.3 °C27.4 °C115.82 mm
July20.1 °C29.9 °C114.05 mm
August19.3 °C28.9 °C104.9 mm
September15.6 °C25.7 °C106.93 mm
October8.8 °C19.2 °C98.3 mm
November2.9 °C13 °C77.98 mm
December-1 °C7.6 °C101.35 mm
Annual7.9 °C17.8 °C1168.15 mm

Climate Data for Delaware City Delaware

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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