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Spanaway, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Spanaway, a community in Pierce County, Washington.

Today
88°F
Sunny then Areas Of Smoke
Areas of smoke after noon. Sunny, with a high near 88. Northeast wind 2 to 7 mph.

7-day forecast for Spanaway

WhenTempForecastWindPrecip
Today 88°F Sunny then Areas Of Smoke 2 to 7 mph NE 0%
Tonight 58°F Areas Of Smoke 1 to 7 mph NE 0%
Wednesday 93°F Areas Of Smoke 1 to 6 mph NNE 0%
Wednesday Night 60°F Mostly Clear 0 to 6 mph NE 0%
Thursday 92°F Sunny 0 to 5 mph NW 0%
Thursday Night 59°F Mostly Clear 5 mph WSW 0%
Friday 88°F Sunny 5 mph WSW 0%
Friday Night 58°F Mostly Clear 1 to 5 mph WSW 0%
Saturday 85°F Sunny 1 to 6 mph WSW 0%
Saturday Night 56°F Mostly Clear 2 to 6 mph WSW 0%
Sunday 79°F Mostly Sunny 5 mph W 0%
Sunday Night 54°F Mostly Clear 1 to 5 mph W 0%
Monday 79°F Mostly Sunny 1 to 5 mph W 0%
Monday Night 54°F Partly Cloudy 1 to 5 mph W 0%

Forecast source: National Weather Service (api.weather.gov) for Spanaway (47.098, -122.423). Updated through the day.

Growing snapshot for Spanaway

Last spring frost
Apr 11
First fall frost
Oct 30
Growing season
202 days
Hardiness zone
8b

More local growing data for Spanaway: nearby ZIP 98445 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Mcmillin Rsvr, Wa (7 mi from Spanaway). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.