Galveston Texas Climate Data

Monthly Average Climate Data for Galveston Texas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January9.3 °C16.2 °C114.81 mm
February11.1 °C17.4 °C78.23 mm
March14.6 °C20.3 °C84.58 mm
April18.3 °C23.4 °C98.81 mm
May22.5 °C26.9 °C85.34 mm
June25.6 °C29.9 °C111 mm
July26.7 °C31.1 °C100.58 mm
August26.4 °C31.4 °C136.65 mm
September24.6 °C29.8 °C164.59 mm
October20.6 °C26.1 °C122.68 mm
November14.8 °C21.2 °C112.01 mm
December10.4 °C17.3 °C106.93 mm
Annual18.7 °C24.3 °C1316.21 mm

Climate Data for Galveston Texas

Average First Frost DateJan. 11 - Jan. 20
Average Last Frost DateFeb. 1 - Feb. 10
Average Days With FrostFrost Rare
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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