Harman US

Key Center, WA Weather & Growing Conditions

This Afternoon
71°F
Mostly Sunny
Mostly sunny, with a high near 71. East southeast wind around 3 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 71°F Mostly Sunny 3 mph ESE 0%
Tonight 52°F Mostly Clear 3 mph NE 0%
Sunday 72°F Mostly Sunny 1 to 5 mph ENE 0%
Sunday Night 51°F Partly Cloudy 0 to 5 mph NNE 0%
Monday 70°F Partly Sunny 0 to 3 mph W 0%
Monday Night 53°F Partly Cloudy 0 to 3 mph NNE 1%
Tuesday 68°F Mostly Cloudy 0 to 5 mph SSW 1%
Tuesday Night 49°F Mostly Cloudy 5 mph SW 6%
Wednesday 67°F Partly Sunny 2 to 8 mph SW 6%
Wednesday Night 49°F Mostly Cloudy 1 to 8 mph NW 10%
Thursday 64°F Mostly Cloudy then Slight Chance Light Rain 1 to 7 mph NNE 18%
Thursday Night 49°F Slight Chance Light Rain 1 to 7 mph N 18%
Friday 63°F Slight Chance Light Rain 1 to 9 mph NW 17%
Friday Night 48°F Mostly Cloudy 5 to 9 mph NNE 10%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Key Center, WA

Last spring frost
Mar 11
First fall frost
Nov 21
Growing season
254 days
Hardiness zone
8b

Explore more for Key Center, WA: full frost dates · planting calendar · Washington frost dates

Climate data from the nearest NOAA station, Tacoma Narrows Ap, Wa (10.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.