Exeter California Climate Data

Monthly Average Climate Data for Exeter California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January3.3 °C13.8 °C55.88 mm
February4.8 °C16.9 °C49.02 mm
March6.7 °C20.3 °C49.78 mm
April8.4 °C23.3 °C28.7 mm
May11.9 °C28.1 °C11.68 mm
June15.2 °C32.8 °C3.3 mm
July18.4 °C35.8 °C0.51 mm
August17.5 °C35.3 °C0 mm
September14.9 °C32.6 °C2.03 mm
October10.3 °C26.4 °C13.46 mm
November5.6 °C19.2 °C26.42 mm
December2.7 °C13.8 °C48.26 mm
Annual10 °C24.9 °C289.04 mm

Climate Data for Exeter California

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateFeb. 21 - Feb. 29
Average Days With Frost30-40 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 ConditionsAbnormally Dry
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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