Inchelium, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Inchelium, a community in Stevens County, Washington.
Tonight
35°F
Chance Rain Showers then Mostly Cloudy
A chance of rain showers before 10pm. Mostly cloudy, with a low around 35. North wind around 6 mph.
7-day forecast for Inchelium
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 35°F | Chance Rain Showers then Mostly Cloudy | 6 mph N | 10% |
| Wednesday | 46°F | Sunny | 3 mph SE | 2% |
| Wednesday Night | 35°F | Rain And Snow Showers Likely | 3 mph SW | 55% |
| Thursday | 45°F | Rain And Snow Showers Likely then Mostly Cloudy | 5 mph S | 55% |
| Thursday Night | 34°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph SE | 18% |
| Friday | 45°F | Slight Chance Rain Showers | 7 mph SE | 18% |
| Friday Night | 36°F | Mostly Cloudy | 6 mph E | 5% |
| Saturday | 47°F | Mostly Cloudy | 2 to 6 mph NE | 8% |
| Saturday Night | 38°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 9 mph E | 23% |
| Sunday | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 14 mph SW | 23% |
| Sunday Night | 36°F | Mostly Cloudy | 6 mph NW | 6% |
| Monday | 45°F | Partly Sunny then Chance Rain Showers | 2 to 6 mph NE | 35% |
| Monday Night | 37°F | Chance Rain Showers | 2 to 6 mph E | 40% |
| Tuesday | 47°F | Chance Rain Showers | 2 to 6 mph SE | 44% |
Forecast source: National Weather Service (api.weather.gov) for Inchelium (48.364, -118.246). Updated through the day.
Growing snapshot for Inchelium
Last spring frost
May 2
First fall frost
Oct 2
Growing season
153 days
Hardiness zone
6b
More local growing data for Inchelium: nearby ZIP 99167 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Addy
Barney's Junction
Chewelah
Clayton
Colville
Kettle Falls
Loon Lake
Marcus
Northport
Springdale
Valley
Climate data from the nearest NOAA station, Colville, Wa (14.1 mi from Inchelium). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.