Los Osos California Climate Data

Monthly Average Climate Data for Los Osos California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January6.4 °C17.5 °C90.68 mm
February6.8 °C17.5 °C98.81 mm
March7.4 °C18.1 °C82.55 mm
April7.8 °C17.7 °C28.19 mm
May9.2 °C17.3 °C11.43 mm
June10.6 °C18.2 °C1.27 mm
July12.1 °C18.9 °C2.29 mm
August12.3 °C19.2 °C1.02 mm
September11.8 °C19.9 °C3.05 mm
October10.6 °C20.7 °C16 mm
November8.1 °C20.1 °C33.02 mm
December5.9 °C17.3 °C76.45 mm
Annual9.1 °C18.5 °C444.76 mm

Climate Data for Los Osos California

Average First Frost DateJan. 1 - Jan. 10
Average Last Frost DateFeb. 11 - Feb. 20
Average Days With Frost10-20 Days
Plant Hardiness Zone - 2023Zone 10a : -1.1°C to 1.7°C
Plant Hardiness Zone - 2012Zone 10a : -1.1°C to 1.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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