Harrington Washington Climate Data

Monthly Average Climate Data for Harrington Washington

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5 °C1.1 °C41.15 mm
February-3.9 °C4.3 °C27.18 mm
March-1.5 °C9.7 °C33.78 mm
April0.6 °C14.5 °C24.89 mm
May4.7 °C19.7 °C28.7 mm
June7.6 °C23.3 °C25.15 mm
July10.7 °C29.2 °C10.16 mm
August10.7 °C28.9 °C8.89 mm
September6.4 °C23.8 °C10.16 mm
October1.6 °C15.3 °C27.18 mm
November-2.3 °C6.4 °C39.88 mm
December-5.3 °C0.9 °C45.72 mm
Annual35.6 °C58.6 °C12.71 mm

Climate Data for Harrington Washington

Average First Frost DateSep. 21 - Sep. 30
Average Last Frost DateJun. 11 - Jun. 20
Average Days With Frost150-180 Days
Plant Hardiness ZoneZone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDsb - Humid Continental Climate - Dry Cool Summer
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