Twain Harte California Climate Data

Monthly Average Climate Data for Twain Harte California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January31.9 °F52.5 °F7.39 in.
February32.1 °F53.7 °F6.42 in.
March34.7 °F57.5 °F5.86 in.
April37.3 °F61.8 °F3.72 in.
May43.8 °F70.7 °F2.36 in.
June50.6 °F80.9 °F0.78 in.
July57.8 °F89.0 °F0.08 in.
August58.0 °F88.6 °F0.09 in.
September53.3 °F82.9 °F0.42 in.
October43.8 °F71.7 °F2.48 in.
November36.4 °F59.1 °F4.38 in.
December31.7 °F51.4 °F7.26 in.
Annual42.6 °F68.3 °F41.24 in.

Climate Data for Twain Harte California

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateMay 1 - May 10
Average Days With Frost50-75 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsa - Hot-Summer Mediterranean Climate
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