Fallbrook California Climate Data

Monthly Average Climate Data for Fallbrook California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January46.6 °F67.4 °F3.68 in.
February46.8 °F66.9 °F4.02 in.
March47.8 °F67.7 °F2.25 in.
April49.6 °F70.9 °F1.11 in.
May53.5 °F73.3 °F0.33 in.
June56.8 °F78.5 °F0.09 in.
July60.8 °F83.6 °F0.09 in.
August62.0 °F86.5 °F0.03 in.
September60.9 °F85.6 °F0.14 in.
October56.9 °F80.0 °F0.62 in.
November51.1 °F73.0 °F1.13 in.
December46.4 °F66.9 °F2.66 in.
Annual53.3 °F75 °F16.15 in.

Climate Data for Fallbrook California

Average First Frost DateJan. 11 - Jan. 20
Average Last Frost DateFeb. 1 - Feb. 10
Average Days With Frost5-10 Days
Plant Hardiness Zone - 2023Zone 10b : 35°F to 30°F
Plant Hardiness Zone - 2012Zone 10b : 35°F to 30°F
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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