Plano Texas Climate Data

Monthly Average Climate Data for Plano Texas

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January1.8 °C13.1 °C67.56 mm
February3.8 °C15.4 °C77.47 mm
March8.2 °C19.7 °C91.44 mm
April12.4 °C24 °C91.44 mm
May17.7 °C28.1 °C131.57 mm
June22.1 °C32.4 °C101.6 mm
July24 °C34.8 °C55.12 mm
August23.8 °C35 °C58.17 mm
September19.7 °C31.2 °C82.55 mm
October13.5 °C25.6 °C122.17 mm
November7.7 °C19 °C81.79 mm
December2.9 °C14.1 °C89.41 mm
Annual13.1 °C24.4 °C1050.29 mm

Climate Data for Plano Texas

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost30-40 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