Key Center, WA Weather & Growing Conditions
Today
73°F
Mostly Sunny
Mostly sunny, with a high near 73. South wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Mostly Sunny | 3 mph S | 0% |
| Tonight | 50°F | Mostly Clear | 3 mph N | 0% |
| Sunday | 74°F | Mostly Sunny | 1 to 6 mph N | 0% |
| Sunday Night | 50°F | Mostly Clear | 0 to 6 mph N | 0% |
| Monday | 72°F | Mostly Sunny | 0 to 5 mph W | 0% |
| Monday Night | 51°F | Partly Cloudy | 0 to 5 mph NNE | 1% |
| Tuesday | 69°F | Partly Sunny | 0 to 3 mph WSW | 1% |
| Tuesday Night | 49°F | Mostly Cloudy | 3 mph WSW | 5% |
| Wednesday | 68°F | Partly Sunny | 1 to 7 mph SW | 7% |
| Wednesday Night | 50°F | Mostly Cloudy | 1 to 7 mph NNW | 7% |
| Thursday | 65°F | Mostly Cloudy then Slight Chance Light Rain | 1 to 8 mph NNE | 21% |
| Thursday Night | 49°F | Chance Light Rain | 1 to 8 mph N | 25% |
| Friday | 65°F | Partly Sunny | 1 to 8 mph NNW | 14% |
| Friday Night | 48°F | Partly Cloudy | 2 to 8 mph NNE | 9% |
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 (10.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.