Oakley California Climate Data

Monthly Average Climate Data for Oakley California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January39.5 °F55.7 °F2.86 in.
February42.2 °F60.6 °F2.72 in.
March45.2 °F65.5 °F1.9 in.
April48.2 °F69.9 °F1.0 in.
May52.7 °F76.3 °F0.51 in.
June56.7 °F83.0 °F0.13 in.
July58.7 °F88.1 °F0.0 in.
August58.7 °F86.7 °F0.03 in.
September57.1 °F84.3 °F0.06 in.
October51.8 °F76.6 °F0.61 in.
November43.9 °F64.8 °F1.42 in.
December39.3 °F55.9 °F2.76 in.
Annual49.5 °F72.3 °F14 in.

Climate Data for Oakley California

Average First Frost DateDec. 1 - Dec. 10
Average Last Frost DateFeb. 21 - Feb. 29
Average Days With Frost10-20 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 ClassificationCsb - Warm-Summer Mediterranean Climate
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