Chester California Climate Data

Monthly Average Climate Data for Chester California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.4 °F43.5 °F5.97 in.
February22.6 °F46.8 °F5.28 in.
March25.9 °F51.7 °F5.04 in.
April29.3 °F57.3 °F2.53 in.
May35.7 °F67.0 °F1.85 in.
June41.5 °F77.2 °F0.75 in.
July46.6 °F86.4 °F0.35 in.
August45.5 °F85.4 °F0.2 in.
September39.5 °F79.0 °F0.32 in.
October31.9 °F66.3 °F1.69 in.
November26.2 °F51.2 °F3.23 in.
December21.4 °F42.4 °F5.8 in.
Annual32.3 °F62.9 °F33.01 in.

Climate Data for Chester California

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 1 - Jun. 10
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7a : 0°F to 5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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