Inchelium, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Inchelium, a community in Stevens County, Washington.
Overnight
52°F
Mostly Clear
Mostly clear. Low around 52, with temperatures rising to around 54 overnight. North wind around 8 mph.
7-day forecast for Inchelium
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Clear | 8 mph N | 0% |
| Tuesday | 80°F | Sunny then Haze | 3 to 8 mph NE | 0% |
| Tuesday Night | 55°F | Haze then Smoke | 2 to 6 mph NW | 0% |
| Wednesday | 84°F | Smoke | 3 to 8 mph SE | 0% |
| Wednesday Night | 58°F | Smoke then Mostly Clear | 3 to 8 mph W | 0% |
| Thursday | 88°F | Sunny | 3 to 8 mph S | 0% |
| Thursday Night | 62°F | Mostly Clear | 3 to 8 mph W | 0% |
| Friday | 88°F | Sunny | 3 to 10 mph SW | 0% |
| Friday Night | 61°F | Mostly Clear | 6 to 10 mph W | 0% |
| Saturday | 85°F | Sunny | 3 to 10 mph SW | 0% |
| Saturday Night | 59°F | Partly Cloudy | 6 to 10 mph W | 0% |
| Sunday | 82°F | Sunny | 5 to 9 mph S | 0% |
| Sunday Night | 58°F | Mostly Clear | 5 to 9 mph W | 0% |
| Monday | 81°F | Sunny | 5 to 8 mph SE | 1% |
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 Aug 4, 2026.