Millsboro Pennsylvania Climate Data

Monthly Average Climate Data for Millsboro Pennsylvania

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.4 °F38.8 °F3.17 in.
February22.5 °F41.5 °F2.72 in.
March29.4 °F51.0 °F3.44 in.
April38.9 °F64.1 °F3.42 in.
May49.4 °F73.4 °F4.35 in.
June58.4 °F80.9 °F4.39 in.
July62.6 °F84.7 °F4.56 in.
August61.2 °F83.9 °F3.8 in.
September54.2 °F77.7 °F3.3 in.
October42.7 °F65.6 °F2.82 in.
November33.0 °F53.2 °F3.03 in.
December26.5 °F42.9 °F3.18 in.
Annual41.7 °F63.1 °F42.18 in.

Climate Data for Millsboro Pennsylvania

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
2024 plantmaps.com