Chewelah, WA Weather & Growing Conditions
Overnight
48°F
Mostly Clear
Mostly clear. Low around 48, with temperatures rising to around 50 overnight. North wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Mostly Clear | 1 mph N | 0% |
| Tuesday | 85°F | Sunny | 1 to 5 mph NW | 0% |
| Tuesday Night | 52°F | Mostly Clear then Smoke | 2 mph N | 0% |
| Wednesday | 90°F | Smoke | 0 to 5 mph W | 0% |
| Wednesday Night | 55°F | Smoke then Mostly Clear | 0 to 5 mph SW | 0% |
| Thursday | 94°F | Sunny | 0 to 7 mph SW | 0% |
| Thursday Night | 59°F | Mostly Clear | 0 to 6 mph SW | 0% |
| Friday | 93°F | Sunny | 0 to 8 mph S | 0% |
| Friday Night | 58°F | Mostly Clear | 0 to 8 mph SW | 0% |
| Saturday | 91°F | Sunny | 0 to 7 mph S | 0% |
| Saturday Night | 56°F | Partly Cloudy | 0 to 7 mph S | 0% |
| Sunday | 87°F | Sunny | 0 to 7 mph S | 0% |
| Sunday Night | 54°F | Mostly Clear | 1 to 6 mph S | 0% |
| Monday | 86°F | Sunny | 1 to 7 mph S | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Chewelah, WA
Last spring frost
May 16
First fall frost
Sep 15
Growing season
120 days
Hardiness zone
6a
Explore more for Chewelah, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Chewelah, Wa (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.