Houston Texas Climate Data

Monthly Average Climate Data for Houston Texas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January7.2 °C17.2 °C106.43 mm
February9.2 °C19.1 °C80.01 mm
March12.8 °C22.3 °C98.55 mm
April16.3 °C25.7 °C106.17 mm
May20.4 °C29.4 °C132.84 mm
June23.7 °C32.7 °C147.32 mm
July24.7 °C33.8 °C108.71 mm
August24.6 °C34.2 °C140.72 mm
September22.2 °C31.7 °C138.18 mm
October17.2 °C27.7 °C129.54 mm
November11.7 °C22.1 °C117.86 mm
December8.3 °C18.2 °C109.22 mm
Annual16.5 °C26.2 °C1415.55 mm

Climate Data for Houston Texas

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 9a : -6.7°C to -3.9°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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