Greenhorn California Climate Data

Monthly Average Climate Data for Greenhorn California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January23.8 °F43.7 °F8.54 in.
February24.7 °F46.8 °F7.62 in.
March27.8 °F51.7 °F6.74 in.
April31.0 °F57.5 °F3.89 in.
May37.3 °F66.5 °F2.34 in.
June43.2 °F76.5 °F0.83 in.
July49.1 °F85.5 °F0.17 in.
August47.4 °F84.7 °F0.17 in.
September42.0 °F79.0 °F0.62 in.
October34.6 °F66.4 °F2.29 in.
November28.1 °F51.2 °F4.34 in.
December23.8 °F42.3 °F8.48 in.
Annual34.4 °F62.7 °F46.03 in.

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 : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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