Mount Shasta California Climate Data

Monthly Average Climate Data for Mount Shasta California

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January27.2 °F45.0 °F6.24 in.
February28.3 °F48.3 °F6.06 in.
March30.6 °F53.1 °F6.02 in.
April33.7 °F59.1 °F3.96 in.
May39.9 °F68.7 °F2.22 in.
June45.8 °F77.3 °F1.38 in.
July50.8 °F87.1 °F0.55 in.
August49.2 °F86.4 °F0.25 in.
September43.7 °F79.8 °F0.61 in.
October36.6 °F66.3 °F2.27 in.
November30.8 °F51.8 °F4.74 in.
December26.6 °F43.4 °F7.87 in.
Annual36.9 °F63.9 °F42.17 in.

Climate Data for Mount Shasta California

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7b : 5°F to 10°F
Plant Hardiness Zone - 2012Zone 7b : 5°F to 10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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