National City California Climate Data

Monthly Average Climate Data for National City California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January8.8 °C19.1 °C44.7 mm
February9.3 °C18.8 °C59.44 mm
March10.7 °C19.1 °C39.12 mm
April12.1 °C20.1 °C18.03 mm
May14.3 °C20.8 °C5.84 mm
June15.9 °C21.7 °C1.27 mm
July17.8 °C23.5 °C1.52 mm
August18.4 °C24.7 °C0.51 mm
September17.6 °C24.8 °C2.54 mm
October14.6 °C23.5 °C9.65 mm
November11.2 °C21.7 °C19.05 mm
December8.3 °C18.8 °C42.67 mm
Annual13.3 °C21.4 °C244.34 mm

Climate Data for National City California

Average First Frost DateNo Frost
Average Last Frost DateFrost Rare
Average Days With FrostFrost Free
Plant Hardiness Zone - 2023Zone 10b : 1.7°C to 4.4°C
Plant Hardiness Zone - 2012Zone 10b : 1.7°C to 4.4°C
Current Drought ConditionsNormal
Köppen Climate ClassificationBSk - Cold Semi-Arid Climate
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