Bethany Beach Delaware Climate Data

Monthly Average Climate Data for Bethany Beach Delaware

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January29.3 °F44.3 °F3.65 in.
February30.3 °F45.9 °F3.11 in.
March36.7 °F51.7 °F4.37 in.
April46.1 °F61.6 °F3.54 in.
May55.4 °F69.9 °F3.72 in.
June65.1 °F78.9 °F3.8 in.
July70.3 °F84.2 °F4.49 in.
August69.1 °F82.6 °F4.82 in.
September63.7 °F77.3 °F4.22 in.
October52.1 °F67.9 °F4.59 in.
November41.2 °F57.4 °F3.52 in.
December34.0 °F49.1 °F4.28 in.
Annual49.4 °F64.2 °F48.11 in.

Climate Data for Bethany Beach 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 8a : 10°F to 15°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate