Sweeny Texas Climate Data

Monthly Average Climate Data for Sweeny Texas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January6.8 °C17.7 °C97.79 mm
February9 °C19.6 °C67.31 mm
March12.3 °C22.7 °C80.52 mm
April15.6 °C25.9 °C89.41 mm
May19.9 °C29.3 °C113.79 mm
June23 °C32.3 °C130.56 mm
July23.7 °C33.2 °C105.66 mm
August23.6 °C33.9 °C122.43 mm
September21.4 °C31.8 °C149.35 mm
October16.5 °C28.2 °C121.41 mm
November11.4 °C22.9 °C105.66 mm
December7.8 °C18.9 °C99.82 mm
Annual15.9 °C26.4 °C1283.71 mm

Climate Data for Sweeny 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 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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