Jefferson Texas Climate Data

Monthly Average Climate Data for Jefferson Texas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.2 °C13.8 °C105.92 mm
February3.1 °C16.2 °C105.66 mm
March7 °C20.5 °C126.24 mm
April11 °C24.7 °C115.06 mm
May16.3 °C28.5 °C121.67 mm
June20.7 °C32.2 °C121.41 mm
July22.4 °C34.2 °C75.95 mm
August21.7 °C34.6 °C69.34 mm
September17.8 °C31.3 °C99.82 mm
October11.2 °C25.7 °C118.11 mm
November5.9 °C19.2 °C100.58 mm
December2.3 °C14.6 °C124.71 mm
Annual11.7 °C24.6 °C1284.47 mm

Climate Data for Jefferson Texas

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 1 - Apr. 10
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8b : -9.4°C to -6.7°C
Plant Hardiness Zone - 2012Zone 8a : -12.2°C to -9.4°C
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate
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