Grayland Washington Climate Data

Monthly Average Climate Data for Grayland Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January38.8 °F48.5 °F11.2 in.
February38.3 °F50.5 °F7.07 in.
March39.7 °F52.5 °F8.47 in.
April41.9 °F55.5 °F5.99 in.
May46.3 °F59.3 °F3.48 in.
June49.9 °F62.4 °F2.43 in.
July53.0 °F65.4 °F1.16 in.
August53.0 °F66.9 °F1.63 in.
September50.7 °F66.2 °F2.75 in.
October45.7 °F60.1 °F7.44 in.
November41.6 °F52.9 °F11.28 in.
December38.3 °F48.1 °F10.84 in.
Annual44.8 °F57.4 °F73.74 in.

Climate Data for Grayland Washington

Average First Frost DateNov. 1 - Nov. 10
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost40-50 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
2024 plantmaps.com