Valley, WA Weather & Growing Conditions
Tonight
30°F
Chance Rain And Snow Showers then Mostly Cloudy
A chance of rain showers before 9pm, then a chance of rain and snow showers between 9pm and 10pm. Mostly cloudy, with a low around 30. North wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 30°F | Chance Rain And Snow Showers then Mostly Cloudy | 2 mph N | 10% |
| Wednesday | 50°F | Patchy Fog then Sunny | 0 to 3 mph S | 2% |
| Wednesday Night | 32°F | Mostly Cloudy then Chance Rain Showers | 1 mph S | 51% |
| Thursday | 47°F | Chance Rain Showers then Mostly Cloudy | 0 to 3 mph S | 51% |
| Thursday Night | 32°F | Mostly Cloudy | 1 mph S | 11% |
| Friday | 50°F | Mostly Cloudy | 0 to 6 mph S | 13% |
| Friday Night | 32°F | Mostly Cloudy | 0 to 3 mph SE | 5% |
| Saturday | 53°F | Mostly Cloudy | 2 mph NE | 5% |
| Saturday Night | 35°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph E | 23% |
| Sunday | 54°F | Slight Chance Rain Showers | 2 to 12 mph S | 23% |
| Sunday Night | 32°F | Mostly Cloudy | 0 to 5 mph SW | 8% |
| Monday | 51°F | Mostly Cloudy then Chance Rain Showers | 2 mph NE | 26% |
| Monday Night | 34°F | Chance Rain Showers | 1 mph SE | 29% |
| Tuesday | 53°F | Chance Rain Showers | 2 mph SE | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Valley, WA
Last spring frost
May 16
First fall frost
Sep 15
Growing season
120 days
Hardiness zone
6b
Explore more for Valley, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Chewelah, Wa (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.