Arcata California Climate Data

Monthly Average Climate Data for Arcata California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January5.3 °C13.1 °C196.34 mm
February5.4 °C13.4 °C154.94 mm
March5.8 °C13.7 °C173.48 mm
April6.7 °C14.8 °C102.11 mm
May8.5 °C16.2 °C43.18 mm
June9.9 °C17.7 °C24.13 mm
July11.3 °C18.3 °C5.84 mm
August11.6 °C18.9 °C6.1 mm
September10.2 °C19.4 °C22.35 mm
October8.2 °C18.4 °C62.23 mm
November6.6 °C14.7 °C143.51 mm
December5 °C12.8 °C233.43 mm
Annual7.9 °C16 °C1167.64 mm

Climate Data for Arcata California

Average First Frost DateDec. 11 - Dec. 20
Average Last Frost DateFeb. 21 - Feb. 29
Average Days With Frost5-10 Days
Plant Hardiness Zone - 2023Zone 9b : -3.9°C to -1.1°C
Plant Hardiness Zone - 2012Zone 9b : -3.9°C to -1.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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