Decatur Alabama Climate Data

Monthly Average Climate Data for Decatur Alabama

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January31.7 °F50.7 °F5.36 in.
February34.4 °F55.0 °F5.34 in.
March41.3 °F63.8 °F5.19 in.
April49.2 °F72.2 °F5.26 in.
May58.5 °F79.9 °F4.56 in.
June66.3 °F87.0 °F4.37 in.
July69.4 °F89.4 °F4.67 in.
August68.1 °F89.3 °F4.07 in.
September61.9 °F84.6 °F4.11 in.
October50.1 °F74.2 °F3.66 in.
November39.6 °F62.5 °F4.43 in.
December34.1 °F53.4 °F6.07 in.
Annual50.4 °F71.8 °F57.09 in.

Climate Data for Decatur Alabama

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost50-75 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