Kapowsin, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kapowsin, a community in Pierce County, Washington.
Today
88°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 88. North northwest wind 0 to 3 mph.
7-day forecast for Kapowsin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Areas Of Smoke | 0 to 3 mph NNW | 0% |
| Tonight | 59°F | Areas Of Smoke | 0 to 3 mph NE | 0% |
| Wednesday | 93°F | Areas Of Smoke | 2 mph NNW | 0% |
| Wednesday Night | 61°F | Mostly Clear | 2 mph NNE | 0% |
| Thursday | 93°F | Sunny | 2 mph NW | 0% |
| Thursday Night | 60°F | Mostly Clear | 2 mph WNW | 0% |
| Friday | 89°F | Sunny | 0 to 3 mph NW | 0% |
| Friday Night | 58°F | Mostly Clear | 2 mph W | 0% |
| Saturday | 85°F | Sunny | 0 to 3 mph NW | 0% |
| Saturday Night | 55°F | Mostly Clear | 0 to 3 mph WSW | 0% |
| Sunday | 79°F | Mostly Sunny | 2 mph NW | 0% |
| Sunday Night | 54°F | Partly Cloudy | 2 mph W | 0% |
| Monday | 78°F | Mostly Sunny | 0 to 3 mph NNW | 0% |
| Monday Night | 54°F | Partly Cloudy | 2 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Kapowsin (46.968, -122.223). Updated through the day.
Growing snapshot for Kapowsin
Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
8b
More local growing data for Kapowsin: nearby ZIP 98338 weather · frost dates · planting calendar · Washington frost dates
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Home
Ketron Island
Climate data from the nearest NOAA station, Mcmillin Rsvr, Wa (7.1 mi from Kapowsin). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.