Hamilton City California Climate Data

Monthly Average Climate Data for Hamilton City California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.6 °C13.3 °C119.38 mm
February4.8 °C16.2 °C112.52 mm
March6.2 °C18.9 °C76.2 mm
April7.8 °C22.3 °C38.1 mm
May11.6 °C26.9 °C29.72 mm
June15.1 °C31.2 °C8.13 mm
July16.8 °C34.2 °C0.51 mm
August15.8 °C33.7 °C1.78 mm
September13.9 °C31.7 °C6.6 mm
October10.2 °C26.2 °C26.16 mm
November5.8 °C18.1 °C56.64 mm
December3.3 °C13.2 °C109.47 mm
Annual9.6 °C23.8 °C585.21 mm

Climate Data for Hamilton City California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost20-30 Days
Plant Hardiness Zone - 2023Zone 9b : -3.9°C to -1.1°C
Plant Hardiness Zone - 2012Zone 9a : -6.7°C to -3.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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