Houston Delaware Climate Data

Monthly Average Climate Data for Houston Delaware

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-3.6 °C6.6 °C86.87 mm
February-2.9 °C7.9 °C76.45 mm
March0.9 °C12.2 °C108.2 mm
April6.4 °C18.4 °C90.68 mm
May11.8 °C23.3 °C101.09 mm
June16.9 °C28.2 °C103.12 mm
July19.7 °C30.8 °C111 mm
August18.5 °C29.6 °C119.89 mm
September15.1 °C26.4 °C113.03 mm
October8.9 °C20.2 °C101.6 mm
November3.1 °C14.4 °C82.3 mm
December-1.1 °C9.1 °C102.11 mm
Annual7.8 °C18.9 °C1196.34 mm

Climate Data for Houston Delaware

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 7b : -15°C to -12.2°C
Plant Hardiness Zone - 2012Zone 7a : -17.8°C to -15°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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