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Shelton, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Shelton, a city in Mason County, Washington.

Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. West southwest wind around 3 mph.

7-day forecast for Shelton

WhenTempForecastWindPrecip
Overnight 48°F Mostly Cloudy 3 mph WSW 0%
Saturday 75°F Partly Sunny 0 to 3 mph WSW 0%
Saturday Night 47°F Partly Cloudy 0 to 3 mph W 0%
Sunday 77°F Mostly Sunny 0 to 3 mph NNE 0%
Sunday Night 47°F Mostly Clear 0 to 3 mph ENE 0%
Monday 74°F Partly Sunny 0 to 3 mph SW 0%
Monday Night 48°F Partly Cloudy 0 to 3 mph W 0%
Tuesday 71°F Partly Sunny 0 to 5 mph WSW 0%
Tuesday Night 46°F Mostly Cloudy 0 to 5 mph SW 2%
Wednesday 69°F Partly Sunny 0 to 7 mph SW 7%
Wednesday Night 47°F Mostly Cloudy 0 to 7 mph WNW 5%
Thursday 67°F Mostly Cloudy then Slight Chance Light Rain 0 to 5 mph NNE 20%
Thursday Night 45°F Slight Chance Light Rain 0 to 5 mph N 20%
Friday 67°F Mostly Sunny 0 to 6 mph WNW 9%

Forecast source: National Weather Service (api.weather.gov) for Shelton (47.219, -123.111). Updated through the day.

Growing snapshot for Shelton

Last spring frost
Apr 27
First fall frost
Oct 16
Growing season
175 days
Hardiness zone
8b

More local growing data for Shelton: nearby ZIP 98584 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Shelton Sanderson Fld, Wa (0.5 mi from Shelton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.