Millsboro Delaware Climate Data

Monthly Average Climate Data for Millsboro Delaware

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.8 °F44.3 °F3.52 in.
February27.2 °F46.8 °F3.11 in.
March33.6 °F53.6 °F4.29 in.
April43.9 °F64.5 °F3.49 in.
May53.6 °F73.3 °F3.67 in.
June63.0 °F82.0 °F4.07 in.
July67.7 °F86.6 °F4.33 in.
August65.7 °F84.7 °F4.82 in.
September59.7 °F79.1 °F4.32 in.
October47.6 °F68.8 °F4.33 in.
November36.7 °F57.9 °F3.4 in.
December30.3 °F49.0 °F4.13 in.
Annual46.2 °F65.9 °F47.48 in.

Climate Data for Millsboro 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 : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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