Dauphin Island Alabama Climate Data

Monthly Average Climate Data for Dauphin Island Alabama

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January45.9 °F58.4 °F5.33 in.
February48.6 °F61.1 °F4.6 in.
March55.1 °F66.4 °F5.35 in.
April62.7 °F72.6 °F4.9 in.
May70.8 °F79.7 °F4.47 in.
June76.9 °F84.7 °F5.65 in.
July78.2 °F86.9 °F6.78 in.
August78.4 °F87.0 °F6.03 in.
September75.1 °F84.3 °F5.55 in.
October65.7 °F76.8 °F3.75 in.
November55.1 °F67.9 °F4.15 in.
December48.7 °F61.2 °F5.16 in.
Annual63.4 °F73.9 °F61.72 in.

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 : 25°F to 20°F
Plant Hardiness Zone - 2012Zone 9a : 20°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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