Yermo California Climate Data

Monthly Average Climate Data for Yermo California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.3 °F60.6 °F0.49 in.
February38.7 °F64.8 °F0.7 in.
March44.2 °F71.3 °F0.39 in.
April49.9 °F77.4 °F0.2 in.
May57.3 °F86.5 °F0.06 in.
June65.3 °F96.7 °F0.04 in.
July71.7 °F102.4 °F0.43 in.
August71.0 °F101.6 °F0.16 in.
September63.9 °F94.5 °F0.12 in.
October52.9 °F82.6 °F0.22 in.
November41.2 °F69.1 °F0.29 in.
December34.0 °F59.1 °F0.49 in.
Annual52.1 °F80.6 °F3.59 in.

Climate Data for Yermo California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateFeb. 21 - Feb. 29
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 9a : 20°F to 25°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationBSh - Hot Semi-Arid Climate
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