Zipcode 98074 - Sammamish Washington is in Hardiness Zones 8b

Zip Code 98074 Border
Zone 8b
15°F to 20°F
View the Full Washington Hardiness Zone Map

Additional Gardening Related Climate Data for Zipcode 98074 - Sammamish, Washington

1990 Hardiness Zone:Zone 8a: 10F to 15FWashington 1990 USDA Hardiness Zone Map
Average First Frost Date:October 21 - 31Washington First Frost Date Map
Average Last Frost Date:April 1 - 10Washington Last Frost Date Map
Koppen-Geiger Climate Zone:Csb - Warm-Summer Mediterranean Climate
Ecoregion:2e - Eastern Puget UplandsWashington Ecoregions
Current Drought Status:Exceptional Drought
Heat Zone Days: Rare Over 86°FWashington Heat Zones Map

Annual Climate Data for Zipcode 98074 - Sammamish, WA

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)34353740455053534943383443
Avg Max Temp (°F)45505459657076767160504560
Avg Precip (In.)6.665.255.033.512.672.281.281.442.454.387.427.4949.87

Source Data:

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