Montclair California Climate Data

Monthly Average Climate Data for Montclair California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January44.0 °F67.1 °F3.59 in.
February44.7 °F67.5 °F4.23 in.
March46.9 °F70.6 °F2.64 in.
April49.3 °F74.5 °F0.76 in.
May53.5 °F78.1 °F0.42 in.
June57.3 °F84.2 °F0.11 in.
July62.0 °F90.7 °F0.06 in.
August62.9 °F92.7 °F0.02 in.
September61.0 °F89.7 °F0.13 in.
October55.3 °F81.6 °F0.7 in.
November48.1 °F73.8 °F0.93 in.
December43.6 °F66.2 °F2.55 in.
Annual52.4 °F78.1 °F16.14 in.

Climate Data for Montclair California

Average First Frost DateJan. 1 - Jan. 10
Average Last Frost DateFeb. 11 - Feb. 20
Average Days With Frost5-10 Days
Plant Hardiness Zone - 2023Zone 10a : 30°F to 25°F
Plant Hardiness Zone - 2012Zone 10a : 30°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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