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Valley, WA Weather & Growing Conditions

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

Today
79°F
Sunny
Sunny, with a high near 79. Southwest wind around 2 mph.

7-day forecast for Valley

WhenTempForecastWindPrecip
Today 79°F Sunny 2 mph SW 0%
Tonight 46°F Partly Cloudy 1 mph W 0%
Sunday 80°F Sunny 2 mph SE 0%
Sunday Night 47°F Mostly Clear 2 mph NE 0%
Monday 81°F Sunny 3 mph S 0%
Monday Night 48°F Partly Cloudy 2 mph W 0%
Tuesday 80°F Mostly Sunny 0 to 5 mph S 0%
Tuesday Night 47°F Partly Cloudy 0 to 3 mph S 0%
Wednesday 74°F Mostly Sunny 0 to 6 mph S 1%
Wednesday Night 45°F Mostly Cloudy 0 to 5 mph SW 1%
Thursday 73°F Partly Sunny 0 to 3 mph S 2%
Thursday Night 45°F Mostly Cloudy 2 mph N 12%
Friday 69°F Partly Sunny then Slight Chance Rain Showers 3 mph SE 17%
Friday Night 42°F Slight Chance Rain Showers then Mostly Cloudy 3 mph NW 17%

Forecast source: National Weather Service (api.weather.gov) for Valley (48.173, -117.724). Updated through the day.

Growing snapshot for Valley

Last spring frost
May 16
First fall frost
Sep 15
Growing season
120 days
Hardiness zone
6b

More local growing data for Valley: nearby ZIP 99181 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Chewelah, Wa (9 mi from Valley). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.