Copalis Beach Washington Climate Data

Monthly Average Climate Data for Copalis Beach Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January38.4 °F48.1 °F13.76 in.
February37.7 °F50.0 °F8.44 in.
March39.2 °F52.2 °F10.49 in.
April41.6 °F54.7 °F7.45 in.
May46.0 °F58.5 °F3.6 in.
June49.9 °F61.8 °F3.41 in.
July52.9 °F64.5 °F1.31 in.
August52.9 °F66.1 °F1.87 in.
September50.3 °F65.4 °F3.01 in.
October45.3 °F59.5 °F8.6 in.
November40.8 °F52.4 °F13.79 in.
December37.8 °F47.7 °F13.54 in.
Annual44.4 °F56.7 °F89.27 in.

Climate Data for Copalis Beach Washington

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost50-75 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 ClassificationCfb - Temperate Oceanic Climate