Skykomish Washington Climate Data

Monthly Average Climate Data for Skykomish Washington

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January30.9 °F41.6 °F14.53 in.
February31.2 °F46.0 °F10.06 in.
March33.5 °F50.9 °F10.6 in.
April37.5 °F59.2 °F8.11 in.
May43.7 °F66.8 °F5.06 in.
June48.0 °F70.8 °F4.08 in.
July52.2 °F77.0 °F1.58 in.
August51.9 °F77.9 °F1.74 in.
September47.6 °F71.4 °F4.53 in.
October40.9 °F59.9 °F10.66 in.
November35.1 °F47.5 °F16.57 in.
December30.6 °F40.6 °F13.68 in.
Annual40.3 °F59.1 °F101.2 in.

Climate Data for Skykomish Washington

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 8a : 10°F to 15°F
Plant Hardiness Zone - 2012Zone 8a : 10°F to 15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer