Kettle Falls, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Kettle Falls, a city in Stevens County, Washington.
This Afternoon
49°F
Mostly Cloudy
Mostly cloudy. High near 49, with temperatures falling to around 44 in the afternoon. Wind around 0 mph.
7-day forecast for Kettle Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 49°F | Mostly Cloudy | 0 mph | 0% |
| Tonight | 32°F | Mostly Cloudy | 1 mph N | 2% |
| Wednesday | 52°F | Sunny | 1 mph SE | 2% |
| Wednesday Night | 34°F | Rain And Snow Showers Likely | 1 mph S | 62% |
| Thursday | 49°F | Rain And Snow Showers Likely | 1 mph S | 62% |
| Thursday Night | 32°F | Mostly Cloudy then Slight Chance Rain Showers | 1 mph S | 17% |
| Friday | 51°F | Slight Chance Rain Showers | 0 to 7 mph S | 20% |
| Friday Night | 33°F | Mostly Cloudy | 0 to 3 mph SE | 6% |
| Saturday | 52°F | Mostly Cloudy | 0 mph | 8% |
| Saturday Night | 34°F | Mostly Cloudy then Slight Chance Rain Showers | 0 to 3 mph S | 23% |
| Sunday | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 9 mph S | 23% |
| Sunday Night | 33°F | Mostly Cloudy | 0 to 3 mph SW | 6% |
| Monday | 50°F | Mostly Cloudy then Chance Rain Showers | 0 mph | 34% |
| Monday Night | 34°F | Chance Rain Showers | 1 mph SE | 37% |
Forecast source: National Weather Service (api.weather.gov) for Kettle Falls (48.606, -118.062). Updated through the day.
Growing snapshot for Kettle Falls
Last spring frost
May 2
First fall frost
Oct 2
Growing season
153 days
More local growing data for Kettle Falls: nearby ZIP 99151 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Addy
Barney's Junction
Chewelah
Clayton
Colville
Inchelium
Loon Lake
Marcus
Northport
Springdale
Valley
Climate data from the nearest NOAA station, Colville, Wa (8.8 mi from Kettle Falls). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.