Pasadena California Climate Data

Monthly Average Climate Data for Pasadena California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January46.2 °F68.3 °F4.74 in.
February46.4 °F68.5 °F4.87 in.
March48.3 °F70.8 °F3.34 in.
April50.6 °F74.2 °F1.12 in.
May54.2 °F76.6 °F0.52 in.
June57.8 °F81.6 °F0.2 in.
July61.8 °F87.3 °F0.06 in.
August62.7 °F90.5 °F0.02 in.
September61.1 °F87.8 °F0.22 in.
October56.6 °F81.8 °F0.79 in.
November49.9 °F74.6 °F1.01 in.
December45.4 °F67.5 °F3.28 in.
Annual53.4 °F77.5 °F20.17 in.

Climate Data for Pasadena California

Average First Frost DateNo Frost
Average Last Frost Date
Average Days With FrostFrost Rare
Plant Hardiness Zone - 2023Zone 10b : 35°F to 30°F
Plant Hardiness Zone - 2012Zone 10a : 30°F to 25°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate