Johnsville California Climate Data

Monthly Average Climate Data for Johnsville California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.5 °F44.1 °F10.56 in.
February22.8 °F46.3 °F9.27 in.
March26.3 °F50.7 °F8.89 in.
April29.6 °F56.8 °F5.08 in.
May36.3 °F65.4 °F3.18 in.
June42.5 °F74.6 °F1.02 in.
July48.3 °F83.3 °F0.17 in.
August47.2 °F82.6 °F0.19 in.
September41.6 °F78.2 °F0.69 in.
October34.1 °F65.3 °F2.92 in.
November26.7 °F51.2 °F5.44 in.
December22.5 °F42.7 °F10.86 in.
Annual33.4 °F61.8 °F58.27 in.

Climate Data for Johnsville California

Average First Frost DateSep.11 - Sep. 20
Average Last Frost DateJun. 21 - Jun. 30
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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