Penn Valley California Climate Data

Monthly Average Climate Data for Penn Valley California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January37.9 °F55.5 °F7.19 in.
February39.1 °F58.5 °F6.6 in.
March41.6 °F62.6 °F6.2 in.
April44.1 °F67.2 °F3.29 in.
May50.1 °F75.8 °F1.85 in.
June56.1 °F85.0 °F0.52 in.
July61.5 °F92.6 °F0.02 in.
August60.9 °F92.0 °F0.09 in.
September57.2 °F87.1 °F0.29 in.
October50.1 °F76.6 °F1.94 in.
November42.2 °F63.0 °F4.09 in.
December37.4 °F54.7 °F7.77 in.
Annual48.2 °F72.6 °F39.85 in.

Climate Data for Penn Valley California

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost40-50 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 ClassificationCsa - Hot-Summer Mediterranean Climate
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