Fountain Valley California Climate Data

Monthly Average Climate Data for Fountain Valley California

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January8.3 °C19.6 °C72.64 mm
February8.9 °C19.4 °C79.76 mm
March10.3 °C20.1 °C42.93 mm
April11.5 °C21.2 °C14.99 mm
May13.9 °C21.9 °C6.6 mm
June15.8 °C23.4 °C2.03 mm
July17.7 °C25.8 °C1.52 mm
August18 °C27.1 °C0 mm
September17.2 °C26.9 °C2.54 mm
October14.6 °C24.9 °C11.43 mm
November10.7 °C22.3 °C18.29 mm
December8 °C19.4 °C52.83 mm
Annual12.9 °C22.7 °C305.56 mm

Climate Data for Fountain Valley California

Average First Frost DateNo Frost
Average Last Frost Date
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