Glen Ellen California Climate Data

Monthly Average Climate Data for Glen Ellen California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January39.0 °F57.7 °F7.45 in.
February39.9 °F61.2 °F8.18 in.
March42.0 °F64.6 °F5.81 in.
April43.2 °F69.3 °F2.21 in.
May47.2 °F75.2 °F1.44 in.
June50.4 °F81.7 °F0.28 in.
July52.3 °F84.8 °F0.01 in.
August52.5 °F85.0 °F0.07 in.
September50.6 °F84.1 °F0.15 in.
October47.2 °F77.0 °F1.74 in.
November41.8 °F65.5 °F3.92 in.
December38.8 °F57.5 °F7.6 in.
Annual45.4 °F72 °F38.86 in.

Climate Data for Glen Ellen California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateMar. 1 - Mar. 10
Average Days With Frost20-30 Days
Plant Hardiness Zone - 2023Zone 9b : 25°F to 20°F
Plant Hardiness Zone - 2012Zone 9b : 25°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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