Sunnyslope, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sunnyslope, a community in Chelan County, Washington.
This Afternoon
79°F
Mostly Sunny
Mostly sunny, with a high near 79. Southeast wind around 5 mph.
7-day forecast for Sunnyslope
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 79°F | Mostly Sunny | 5 mph SE | 0% |
| Tonight | 57°F | Mostly Clear | 1 to 5 mph N | 0% |
| Sunday | 80°F | Sunny | 5 mph S | 0% |
| Sunday Night | 57°F | Mostly Clear | 1 to 5 mph W | 0% |
| Monday | 82°F | Sunny | 1 to 5 mph NW | 0% |
| Monday Night | 56°F | Partly Cloudy | 2 to 12 mph NW | 0% |
| Tuesday | 77°F | Mostly Sunny | 5 to 12 mph NW | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 9 to 14 mph NW | 0% |
| Wednesday | 71°F | Mostly Sunny | 5 to 12 mph W | 0% |
| Wednesday Night | 49°F | Partly Cloudy | 9 mph NW | 2% |
| Thursday | 67°F | Partly Sunny | 2 to 7 mph NE | 6% |
| Thursday Night | 50°F | Mostly Cloudy | 5 mph NW | 10% |
| Friday | 65°F | Partly Sunny | 7 mph NW | 9% |
| Friday Night | 47°F | Partly Cloudy | 7 mph NW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Sunnyslope (47.505, -120.353). Updated through the day.
Growing snapshot for Sunnyslope
Last spring frost
Apr 4
First fall frost
Oct 28
Growing season
208 days
Hardiness zone
7a
More local growing data for Sunnyslope: 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
South Wenatchee
Wenatchee
Climate data from the nearest NOAA station, Wenatchee, Wa (1.6 mi from Sunnyslope). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.