Greenhorn California Climate Data

Monthly Average Climate Data for Greenhorn California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.6 °C6.5 °C216.92 mm
February-4.1 °C8.2 °C193.55 mm
March-2.3 °C10.9 °C171.2 mm
April-0.6 °C14.2 °C98.81 mm
May2.9 °C19.2 °C59.44 mm
June6.2 °C24.7 °C21.08 mm
July9.5 °C29.7 °C4.32 mm
August8.6 °C29.3 °C4.32 mm
September5.6 °C26.1 °C15.75 mm
October1.4 °C19.1 °C58.17 mm
November-2.2 °C10.7 °C110.24 mm
December-4.6 °C5.7 °C215.39 mm
Annual1.3 °C17 °C1169.19 mm

Climate Data for Greenhorn California

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 7b : -15°C to -12.2°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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