Dauphin Island Alabama Climate Data

Monthly Average Climate Data for Dauphin Island Alabama

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January7.7 °C14.7 °C135.38 mm
February9.2 °C16.2 °C116.84 mm
March12.8 °C19.1 °C135.89 mm
April17.1 °C22.6 °C124.46 mm
May21.6 °C26.5 °C113.54 mm
June24.9 °C29.3 °C143.51 mm
July25.7 °C30.5 °C172.21 mm
August25.8 °C30.6 °C153.16 mm
September23.9 °C29.1 °C140.97 mm
October18.7 °C24.9 °C95.25 mm
November12.8 °C19.9 °C105.41 mm
December9.3 °C16.2 °C131.06 mm
Annual17.5 °C23.3 °C1567.68 mm

Climate Data for Dauphin Island Alabama

Average First Frost DateDec. 11 - Dec. 20
Average Last Frost DateFeb. 11 - Feb. 20
Average Days With Frost5-10 Days
Plant Hardiness Zone - 2023Zone 9b : -3.9°C to -1.1°C
Plant Hardiness Zone - 2012Zone 9a : -6.7°C to -3.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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