McKinney Texas Climate Data

Monthly Average Climate Data for McKinney Texas

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January34.3 °F55.5 °F2.72 in.
February37.9 °F59.8 °F2.99 in.
March45.8 °F67.4 °F3.89 in.
April53.4 °F75.1 °F3.82 in.
May63.0 °F82.6 °F5.05 in.
June71.2 °F90.5 °F3.81 in.
July74.6 °F94.9 °F2.15 in.
August74.0 °F95.6 °F2.2 in.
September66.8 °F88.5 °F3.12 in.
October55.5 °F78.4 °F4.65 in.
November44.7 °F66.2 °F3.53 in.
December36.5 °F57.4 °F3.53 in.
Annual54.8 °F76 °F41.46 in.

Climate Data for McKinney Texas

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8a : 10°F to 15°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCfa - Humid Subtropical Climate