Okanogan, WA Weather & Growing Conditions
This Afternoon
73°F
Sunny
Sunny. High near 73, with temperatures falling to around 71 in the afternoon. Southwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 73°F | Sunny | 5 mph SW | 0% |
| Tonight | 52°F | Mostly Clear | 3 mph N | 0% |
| Saturday | 74°F | Mostly Sunny | 2 to 8 mph SE | 0% |
| Saturday Night | 52°F | Partly Cloudy | 5 mph SE | 0% |
| Sunday | 75°F | Sunny | 3 to 8 mph SE | 0% |
| Sunday Night | 53°F | Mostly Clear | 2 to 7 mph NE | 0% |
| Monday | 75°F | Sunny | 2 to 8 mph S | 0% |
| Monday Night | 52°F | Partly Cloudy | 2 to 7 mph NW | 0% |
| Tuesday | 71°F | Mostly Sunny | 3 to 7 mph NW | 1% |
| Tuesday Night | 49°F | Partly Cloudy | 2 to 7 mph W | 1% |
| Wednesday | 67°F | Mostly Sunny | 3 to 7 mph W | 0% |
| Wednesday Night | 50°F | Mostly Cloudy | 3 to 7 mph W | 2% |
| Thursday | 68°F | Partly Sunny | 7 mph W | 7% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 8 mph SE | 8% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Okanogan, WA
Last spring frost
Apr 30
First fall frost
Oct 7
Growing season
160 days
Hardiness zone
7a
Explore more for Okanogan, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Omak Ap, Wa (11.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.