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Frost dates for Kent, Washington

In a typical year, Kent’s last spring frost lands around Mar 20 and the first fall frost around Nov 10, a growing season of about 235 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 8b.

Right now the growing season is open, with about 16 days until the typical first fall frost.

Last spring frost and first fall frost odds for Kent, Washington
OddsLast spring frostFirst fall frost
10 percentFeb 27Oct 26
50 percentMar 20Nov 10
90 percentApr 8Nov 26

A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.

Soil in Kent is typically around 52°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.

Plantable now in Kent

Timing comes from the same temperature engine the app uses, run against Kent’s normals for today.

See the full what-to-plant lookup

Common questions

When is the last frost in Kent, Washington?

Kent’s last spring frost falls around March 20 in a typical year. One year in ten it is done by February 27, and one year in ten frost holds on until April 8. Frost-sensitive planting usually waits for the late side of that band.

When is the first fall frost in Kent?

The first fall frost arrives around November 10 in a typical year, as early as October 26 in an early year and as late as November 26 in a late one.

How long is the growing season in Kent?

About 235 days, counted between the typical last spring frost and the typical first fall frost.

What USDA zone is Kent in?

Kent is in USDA hardiness zone 8b under the 2023 USDA Plant Hardiness Zone Map.

Dates come from 30-year NOAA climate normals for the nearest reporting station. They describe odds, not a forecast.

Nearby cities

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