Stanwood Washington Climate Data

Monthly Average Climate Data for Stanwood Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.1 °F46.4 °F3.96 in.
February34.8 °F48.2 °F2.96 in.
March37.3 °F52.4 °F3.65 in.
April40.6 °F57.0 °F2.82 in.
May45.3 °F63.0 °F2.42 in.
June49.5 °F67.1 °F1.47 in.
July51.7 °F72.1 °F1.01 in.
August51.7 °F73.1 °F1.08 in.
September48.2 °F68.0 °F1.84 in.
October42.7 °F58.8 °F3.02 in.
November38.3 °F51.0 °F4.76 in.
December34.8 °F45.3 °F4.11 in.
Annual42.5 °F58.5 °F33.1 in.

Climate Data for Stanwood Washington

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 11 - Apr. 20
Average Days With Frost40-50 Days
Plant Hardiness Zone - 2023Zone 8b : 15°F to 20°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate