Johnstonville California Climate Data

Monthly Average Climate Data for Johnstonville California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.9 °F43.4 °F3.41 in.
February25.2 °F47.6 °F2.52 in.
March29.8 °F54.5 °F2.03 in.
April32.7 °F60.6 °F0.84 in.
May39.2 °F70.2 °F0.96 in.
June45.2 °F80.3 °F0.59 in.
July51.3 °F89.5 °F0.21 in.
August49.6 °F88.1 °F0.16 in.
September43.1 °F81.0 °F0.26 in.
October34.8 °F67.2 °F1.09 in.
November27.1 °F52.5 °F1.39 in.
December22.0 °F42.6 °F3.12 in.
Annual35.2 °F64.8 °F16.58 in.

Climate Data for Johnstonville 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 ConditionsNormal
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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