Millsboro Delaware Climate Data

Monthly Average Climate Data for Millsboro Delaware

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.4 °C6.8 °C89.41 mm
February-2.7 °C8.2 °C78.99 mm
March0.9 °C12 °C108.97 mm
April6.6 °C18.1 °C88.65 mm
May12 °C22.9 °C93.22 mm
June17.2 °C27.8 °C103.38 mm
July19.8 °C30.3 °C109.98 mm
August18.7 °C29.3 °C122.43 mm
September15.4 °C26.2 °C109.73 mm
October8.7 °C20.4 °C109.98 mm
November2.6 °C14.4 °C86.36 mm
December-0.9 °C9.4 °C104.9 mm
Annual7.9 °C18.8 °C1206 mm

Climate Data for Millsboro Delaware

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7b : -15°C to -12.2°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate