Steptoe Washington Climate Data

Monthly Average Climate Data for Steptoe Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January25.9 °F37.5 °F2.69 in.
February26.9 °F41.8 °F1.95 in.
March30.7 °F49.4 °F2.24 in.
April35.1 °F57.1 °F1.84 in.
May41.3 °F66.3 °F1.86 in.
June46.3 °F72.4 °F1.37 in.
July50.1 °F83.8 °F0.51 in.
August49.8 °F84.7 °F0.48 in.
September43.4 °F75.1 °F0.63 in.
October35.9 °F60.2 °F1.67 in.
November30.4 °F45.2 °F2.58 in.
December25.1 °F36.3 °F2.92 in.
Annual36.7 °F59.2 °F20.74 in.

Climate Data for Steptoe Washington

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateMay 21 - May 31
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer