Chewelah, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Chewelah, a city in Stevens County, Washington.
Overnight
45°F
Mostly Clear
Mostly clear. Low around 45, with temperatures rising to around 47 overnight. North wind around 2 mph.
7-day forecast for Chewelah
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Mostly Clear | 2 mph N | 0% |
| Tuesday | 87°F | Sunny | 1 to 5 mph W | 0% |
| Tuesday Night | 49°F | Smoke | 2 mph N | 0% |
| Wednesday | 92°F | Smoke | 0 to 5 mph W | 0% |
| Wednesday Night | 52°F | Smoke then Mostly Clear | 0 to 5 mph SW | 0% |
| Thursday | 96°F | Sunny | 0 to 7 mph SW | 0% |
| Thursday Night | 56°F | Mostly Clear | 0 to 6 mph S | 0% |
| Friday | 96°F | Sunny | 0 to 8 mph S | 0% |
| Friday Night | 55°F | Mostly Clear | 0 to 8 mph S | 0% |
| Saturday | 93°F | Sunny | 0 to 8 mph S | 0% |
| Saturday Night | 53°F | Partly Cloudy | 0 to 8 mph S | 0% |
| Sunday | 90°F | Sunny | 0 to 7 mph S | 0% |
| Sunday Night | 51°F | Mostly Clear | 1 to 7 mph S | 0% |
| Monday | 88°F | Sunny | 1 to 7 mph SE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Chewelah (48.283, -117.717). Updated through the day.
Growing snapshot for Chewelah
Last spring frost
May 16
First fall frost
Sep 15
Growing season
120 days
Hardiness zone
6a
More local growing data for Chewelah: nearby ZIP 99109 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Addy
Barney's Junction
Clayton
Colville
Inchelium
Kettle Falls
Loon Lake
Marcus
Northport
Springdale
Valley
Climate data from the nearest NOAA station, Chewelah, Wa (2.3 mi from Chewelah). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.