Redwood City California Climate Data

Monthly Average Climate Data for Redwood City California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January42.5 °F58.3 °F3.61 in.
February44.2 °F60.9 °F3.64 in.
March46.0 °F63.9 °F2.8 in.
April47.6 °F67.1 °F1.24 in.
May51.0 °F70.7 °F0.42 in.
June53.8 °F75.4 °F0.13 in.
July56.2 °F77.1 °F0.01 in.
August56.4 °F77.3 °F0.02 in.
September55.4 °F77.3 °F0.08 in.
October51.7 °F73.1 °F0.78 in.
November46.1 °F64.1 °F1.65 in.
December42.2 °F58.4 °F3.42 in.
Annual49.4 °F68.6 °F17.8 in.

Climate Data for Redwood City California

Average First Frost DateDec. 11 - Dec. 20
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 9b : 25°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate