Upper Lake California Climate Data

Monthly Average Climate Data for Upper Lake California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January34.1 °F55.4 °F7.03 in.
February35.1 °F59.1 °F6.45 in.
March36.8 °F63.4 °F4.69 in.
April39.6 °F68.6 °F2.57 in.
May44.0 °F76.3 °F1.52 in.
June48.2 °F84.8 °F0.42 in.
July52.8 °F93.1 °F0.04 in.
August51.4 °F92.4 °F0.07 in.
September47.1 °F88.0 °F0.12 in.
October41.9 °F77.2 °F1.75 in.
November36.9 °F62.5 °F3.47 in.
December33.1 °F55.0 °F7.67 in.
Annual41.8 °F73 °F35.8 in.

Climate Data for Upper Lake California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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