Mount Hermon California Climate Data

Monthly Average Climate Data for Mount Hermon California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January39.4 °F60.5 °F9.17 in.
February40.6 °F62.2 °F9.76 in.
March41.9 °F65.4 °F6.07 in.
April43.3 °F71.1 °F3.02 in.
May46.5 °F76.0 °F1.12 in.
June49.1 °F80.2 °F0.25 in.
July52.3 °F83.4 °F0.03 in.
August52.2 °F84.2 °F0.07 in.
September50.6 °F83.8 °F0.18 in.
October47.1 °F79.1 °F1.88 in.
November42.8 °F66.2 °F4.51 in.
December39.1 °F59.3 °F10.19 in.
Annual45.4 °F72.6 °F46.25 in.

Climate Data for Mount Hermon California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost20-30 Days
Plant Hardiness Zone - 2023Zone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 9b : 25°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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