Redmond Washington Climate Data

Monthly Average Climate Data for Redmond Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January36.3 °F47.4 °F5.68 in.
February36.4 °F50.1 °F4.11 in.
March38.8 °F54.0 °F4.4 in.
April42.2 °F59.3 °F3.51 in.
May47.5 °F66.1 °F2.34 in.
June51.9 °F70.2 °F2.08 in.
July55.3 °F76.7 °F0.85 in.
August55.4 °F77.5 °F1.01 in.
September51.6 °F71.8 °F1.86 in.
October45.5 °F61.1 °F4.21 in.
November39.9 °F52.0 °F6.36 in.
December36.1 °F46.6 °F6.0 in.
Annual44.7 °F61.1 °F42.41 in.

Climate Data for Redmond Washington

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost30-40 Days
Plant Hardiness Zone - 2023Zone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsNormal
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate
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