Richardson Texas Climate Data

Monthly Average Climate Data for Richardson Texas

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.6 °F55.6 °F2.66 in.
February39.2 °F59.8 °F3.07 in.
March46.9 °F67.4 °F3.58 in.
April54.6 °F75.2 °F3.57 in.
May64.0 °F82.6 °F5.13 in.
June71.9 °F90.3 °F3.95 in.
July75.3 °F94.7 °F2.13 in.
August75.0 °F94.9 °F2.3 in.
September67.7 °F88.2 °F3.27 in.
October56.4 °F78.1 °F4.83 in.
November46.1 °F66.3 °F3.17 in.
December37.6 °F57.5 °F3.51 in.
Annual55.9 °F75.9 °F41.17 in.

Climate Data for Richardson Texas

Average First Frost DateNov. 21 - Nov. 30
Average Last Frost DateMar. 11 - Mar. 20
Average Days With Frost20-30 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