Glen Ellen California Climate Data

Monthly Average Climate Data for Glen Ellen California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.9 °C14.3 °C189.23 mm
February4.4 °C16.2 °C207.77 mm
March5.6 °C18.1 °C147.57 mm
April6.2 °C20.7 °C56.13 mm
May8.4 °C24 °C36.58 mm
June10.2 °C27.6 °C7.11 mm
July11.3 °C29.3 °C0.25 mm
August11.4 °C29.4 °C1.78 mm
September10.3 °C28.9 °C3.81 mm
October8.4 °C25 °C44.2 mm
November5.4 °C18.6 °C99.57 mm
December3.8 °C14.2 °C193.04 mm
Annual7.4 °C22.2 °C987.04 mm

Climate Data for Glen Ellen 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 ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
2024 plantmaps.com