Inchelium, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Inchelium, a community in Stevens County, Washington.
Overnight
35°F
Partly Cloudy
Partly cloudy, with a low around 35. North wind around 6 mph.
7-day forecast for Inchelium
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 35°F | Partly Cloudy | 6 mph N | 1% |
| Wednesday | 46°F | Sunny | 5 mph E | 2% |
| Wednesday Night | 35°F | Chance Rain And Snow Showers | 5 mph S | 39% |
| Thursday | 45°F | Chance Rain And Snow Showers then Partly Sunny | 5 mph S | 39% |
| Thursday Night | 34°F | Mostly Cloudy | 5 mph E | 7% |
| Friday | 44°F | Mostly Cloudy | 6 mph SE | 7% |
| Friday Night | 36°F | Slight Chance Rain Showers | 6 mph E | 15% |
| Saturday | 48°F | Mostly Cloudy | 6 mph NE | 9% |
| Saturday Night | 38°F | Mostly Cloudy then Slight Chance Rain Showers | 3 to 8 mph W | 16% |
| Sunday | 47°F | Slight Chance Rain Showers then Partly Sunny | 6 to 10 mph SW | 16% |
| Sunday Night | 35°F | Mostly Cloudy | 6 mph W | 2% |
| Monday | 43°F | Partly Sunny then Slight Chance Rain Showers | 2 to 7 mph N | 15% |
| Monday Night | 36°F | Chance Rain Showers | 2 to 6 mph N | 36% |
| Tuesday | 46°F | Chance Rain Showers | 2 to 6 mph SE | 36% |
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.