Rocklin California Climate Data

Monthly Average Climate Data for Rocklin California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.9 °C13.2 °C127.25 mm
February5 °C15.9 °C119.38 mm
March6.7 °C18.6 °C94.74 mm
April8 °C21.9 °C49.78 mm
May11.1 °C26.6 °C31.24 mm
June14.2 °C31.3 °C6.35 mm
July16.4 °C34.8 °C0.51 mm
August15.9 °C34.5 °C1.02 mm
September14 °C31.7 °C4.57 mm
October10.2 °C25.8 °C30.99 mm
November6.1 °C18.1 °C64.01 mm
December3.6 °C13.3 °C116.59 mm
Annual9.6 °C23.8 °C646.43 mm

Climate Data for Rocklin California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateMar. 11 - Mar. 20
Average Days With Frost20-30 Days
Plant Hardiness Zone - 2023Zone 9b : -3.9°C to -1.1°C
Plant Hardiness Zone - 2012Zone 9b : -3.9°C to -1.1°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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