Signal Hill California Climate Data

Monthly Average Climate Data for Signal Hill California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January47.6 °F67.2 °F2.85 in.
February48.7 °F67.0 °F3.19 in.
March51.1 °F68.1 °F1.79 in.
April53.2 °F70.3 °F0.58 in.
May57.2 °F71.8 °F0.22 in.
June60.7 °F74.5 °F0.09 in.
July63.9 °F78.7 °F0.04 in.
August64.5 °F80.7 °F0.01 in.
September63.2 °F80.3 °F0.1 in.
October58.7 °F76.7 °F0.43 in.
November52.1 °F72.2 °F0.79 in.
December47.1 °F66.9 °F2.06 in.
Annual55.7 °F72.9 °F12.15 in.

Climate Data for Signal Hill California

Average First Frost DateNo Frost
Average Last Frost Date
Average Days With FrostFrost Free
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 ClassificationCsb - Warm-Summer Mediterranean Climate
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