Hallettsville Texas Climate Data

Monthly Average Climate Data for Hallettsville Texas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January5.1 °C17.4 °C70.87 mm
February7.2 °C19.3 °C54.86 mm
March10.9 °C22.9 °C71.63 mm
April14.3 °C26.3 °C71.88 mm
May18.8 °C29.9 °C116.59 mm
June22.2 °C33.1 °C110.49 mm
July22.8 °C34.6 °C57.15 mm
August22.8 °C35.4 °C81.79 mm
September20.2 °C32.6 °C95.5 mm
October15.1 °C28.3 °C104.14 mm
November9.8 °C22.6 °C80.52 mm
December5.9 °C18.4 °C67.06 mm
Annual14.6 °C26.7 °C982.48 mm

Climate Data for Hallettsville Texas

Average First Frost DateDec. 1 - Dec. 10
Average Last Frost DateFeb. 11 - Feb. 20
Average Days With Frost5-10 Days
Plant Hardiness Zone - 2023Zone 9a : -6.7°C to -3.9°C
Plant Hardiness Zone - 2012Zone 9a : -6.7°C to -3.9°C
Current Drought ConditionsExtreme Drought
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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