San Leon Texas Climate Data

Monthly Average Climate Data for San Leon Texas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January8.8 °C15.9 °C118.11 mm
February10.8 °C17.4 °C80.26 mm
March14.3 °C20.3 °C85.6 mm
April17.9 °C23.3 °C107.7 mm
May22.1 °C26.8 °C126.49 mm
June25.2 °C29.6 °C149.35 mm
July26.1 °C30.9 °C116.59 mm
August25.9 °C31.3 °C159.77 mm
September24.1 °C29.4 °C163.07 mm
October20 °C25.7 °C134.11 mm
November14.3 °C20.9 °C119.38 mm
December9.9 °C17.1 °C112.78 mm
Annual18.3 °C24.1 °C1473.21 mm

Climate Data for San Leon Texas

Average First Frost DateDec. 11 - Dec. 20
Average Last Frost DateFeb. 11 - Feb. 20
Average Days With Frost5-10 Days
Plant Hardiness Zone - 2023Zone 10a : -1.1°C to 1.7°C
Plant Hardiness Zone - 2012Zone 9b : -3.9°C to -1.1°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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