Keller, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Keller, a community in Ferry County, Washington.
Overnight
53°F
Mostly Clear
Mostly clear, with a low around 53. North wind around 2 mph.
7-day forecast for Keller
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Mostly Clear | 2 mph N | 0% |
| Saturday | 78°F | Sunny | 3 mph SE | 0% |
| Saturday Night | 54°F | Partly Cloudy | 2 mph NW | 0% |
| Sunday | 79°F | Sunny | 3 mph SE | 0% |
| Sunday Night | 54°F | Mostly Clear | 2 mph SE | 0% |
| Monday | 79°F | Sunny | 5 mph S | 0% |
| Monday Night | 54°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Tuesday | 76°F | Mostly Sunny | 1 to 6 mph SE | 0% |
| Tuesday Night | 53°F | Partly Cloudy | 2 to 6 mph S | 0% |
| Wednesday | 71°F | Mostly Sunny | 2 to 7 mph S | 1% |
| Wednesday Night | 52°F | Mostly Cloudy | 2 to 6 mph SW | 1% |
| Thursday | 70°F | Partly Sunny | 5 mph S | 3% |
| Thursday Night | 51°F | Mostly Cloudy | 5 mph N | 12% |
| Friday | 67°F | Partly Sunny | 6 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov) for Keller (48.085, -118.716). Updated through the day.
Growing snapshot for Keller
Last spring frost
Apr 22
First fall frost
Oct 21
Growing season
180 days
Hardiness zone
7a
More local growing data for Keller: nearby ZIP 99140 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Coulee Dam 1 Sw, Wa (19.6 mi from Keller). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.