Lake Forest Park Washington Climate Data

Monthly Average Climate Data for Lake Forest Park Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January36.1 °F47.2 °F5.59 in.
February36.1 °F49.9 °F3.7 in.
March38.6 °F53.9 °F4.15 in.
April42.0 °F58.7 °F3.2 in.
May47.3 °F65.6 °F2.11 in.
June51.6 °F69.8 °F1.89 in.
July55.2 °F76.0 °F0.9 in.
August55.3 °F76.6 °F1.16 in.
September51.6 °F71.0 °F1.69 in.
October45.4 °F60.4 °F3.76 in.
November39.7 °F51.7 °F5.87 in.
December35.8 °F46.3 °F5.67 in.
Annual44.6 °F60.6 °F39.69 in.

Climate Data for Lake Forest Park Washington

Average First Frost DateNov. 11 - Nov. 20
Average Last Frost DateMar. 21 - Mar. 31
Average Days With Frost20-30 Days
Plant Hardiness Zone - 2023Zone 9a : 20°F to 25°F
Plant Hardiness Zone - 2012Zone 8b : 15°F to 20°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationCsb - Warm-Summer Mediterranean Climate