South Wenatchee, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Wenatchee, a community in Chelan County, Washington.
Today
82°F
Mostly Sunny
Mostly sunny. High near 82, with temperatures falling to around 80 in the afternoon. Northeast wind 1 to 7 mph.
7-day forecast for South Wenatchee
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Mostly Sunny | 1 to 7 mph NE | 0% |
| Tonight | 57°F | Mostly Clear | 0 to 3 mph W | 0% |
| Sunday | 82°F | Sunny | 0 to 6 mph E | 0% |
| Sunday Night | 56°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Monday | 84°F | Sunny | 2 mph NW | 0% |
| Monday Night | 54°F | Partly Cloudy | 2 to 6 mph NW | 0% |
| Tuesday | 80°F | Mostly Sunny | 1 to 6 mph NW | 0% |
| Tuesday Night | 52°F | Partly Cloudy | 3 to 8 mph W | 0% |
| Wednesday | 75°F | Mostly Sunny | 3 to 7 mph NW | 0% |
| Wednesday Night | 52°F | Mostly Cloudy | 7 mph W | 1% |
| Thursday | 72°F | Partly Sunny | 2 to 6 mph NW | 6% |
| Thursday Night | 52°F | Mostly Cloudy | 5 mph NW | 11% |
| Friday | 69°F | Mostly Sunny | 7 mph NW | 9% |
| Friday Night | 49°F | Partly Cloudy | 6 mph NW | 4% |
Forecast source: National Weather Service (api.weather.gov) for South Wenatchee (47.394, -120.289). Updated through the day.
Growing snapshot for South Wenatchee
Last spring frost
Apr 4
First fall frost
Oct 28
Growing season
208 days
Hardiness zone
7a
More local growing data for South Wenatchee: nearby ZIP 98801 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Cashmere
Chelan
Chelan Falls
East Wenatchee
Entiat
Leavenworth
Manson
Rock Island
Sunnyslope
Wenatchee
Climate data from the nearest NOAA station, Wenatchee, Wa (1.6 mi from South Wenatchee). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.