Richgrove California Climate Data

Monthly Average Climate Data for Richgrove California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January38.6 °F57.6 °F1.8 in.
February41.0 °F63.2 °F1.72 in.
March44.6 °F69.2 °F1.46 in.
April47.5 °F74.6 °F0.86 in.
May54.0 °F83.0 °F0.34 in.
June60.1 °F91.3 °F0.09 in.
July66.0 °F96.7 °F0.01 in.
August64.8 °F95.8 °F0.01 in.
September60.3 °F90.7 °F0.09 in.
October51.7 °F80.0 °F0.45 in.
November42.7 °F66.8 °F0.84 in.
December37.1 °F57.7 °F1.41 in.
Annual50.7 °F77.2 °F9.08 in.

Climate Data for Richgrove California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateMar. 1 - Mar. 10
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 9b : 25°F to 20°F
Plant Hardiness Zone - 2012Zone 9b : 25°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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