Harvey Louisiana Climate Data

Monthly Average Climate Data for Harvey Louisiana

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January44.6 °F62.3 °F5.53 in.
February48.0 °F66.0 °F4.22 in.
March54.0 °F72.1 °F4.64 in.
April60.5 °F78.4 °F4.98 in.
May68.1 °F85.3 °F5.41 in.
June73.8 °F90.0 °F7.25 in.
July75.7 °F91.5 °F7.59 in.
August75.7 °F91.3 °F7.49 in.
September72.4 °F87.9 °F5.86 in.
October63.0 °F80.5 °F3.91 in.
November52.7 °F71.0 °F4.02 in.
December47.0 °F64.6 °F5.14 in.
Annual61.3 °F78.4 °F66.04 in.

Climate Data for Harvey Louisiana

Average First Frost DateJan. 1 - Jan. 10
Average Last Frost DateFeb. 1 - Feb. 10
Average Days With FrostFrost Rare
Plant Hardiness Zone - 2023Zone 9b : 25°F to 20°F
Plant Hardiness Zone - 2012Zone 9b : 25°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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