Lynnwood Washington Climate Data

Monthly Average Climate Data for Lynnwood Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January35.9 °F46.1 °F5.47 in.
February35.9 °F48.5 °F3.99 in.
March38.3 °F52.4 °F4.38 in.
April41.6 °F57.0 °F3.34 in.
May46.7 °F63.7 °F2.15 in.
June50.6 °F67.5 °F1.99 in.
July54.2 °F73.6 °F0.9 in.
August54.8 °F74.4 °F1.03 in.
September51.3 °F68.8 °F1.72 in.
October45.3 °F59.0 °F4.06 in.
November39.2 °F50.4 °F6.28 in.
December35.7 °F45.4 °F5.62 in.
Annual44.1 °F58.9 °F40.93 in.

Climate Data for Lynnwood Washington

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateApr. 1 - Apr. 10
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