Summitview, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Summitview, a community in Yakima County, Washington.
Overnight
52°F
Mostly Clear
Mostly clear. Low around 52, with temperatures rising to around 54 overnight. Northwest wind around 5 mph.
7-day forecast for Summitview
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Clear | 5 mph NW | 0% |
| Saturday | 79°F | Sunny | 2 to 7 mph SW | 0% |
| Saturday Night | 54°F | Mostly Clear | 5 mph NW | 0% |
| Sunday | 80°F | Sunny | 3 to 7 mph NE | 0% |
| Sunday Night | 54°F | Mostly Clear | 5 mph W | 0% |
| Monday | 81°F | Sunny | 3 to 7 mph NE | 0% |
| Monday Night | 53°F | Partly Cloudy | 5 to 9 mph NW | 0% |
| Tuesday | 77°F | Mostly Sunny | 2 to 9 mph NE | 0% |
| Tuesday Night | 51°F | Partly Cloudy | 5 to 10 mph NW | 0% |
| Wednesday | 72°F | Mostly Sunny | 2 to 10 mph NE | 1% |
| Wednesday Night | 49°F | Mostly Cloudy | 5 to 8 mph N | 1% |
| Thursday | 69°F | Mostly Sunny | 5 mph E | 6% |
| Thursday Night | 49°F | Mostly Cloudy | 5 mph N | 9% |
| Friday | 66°F | Mostly Sunny | 5 to 8 mph N | 5% |
Forecast source: National Weather Service (api.weather.gov) for Summitview (46.598, -120.656). Updated through the day.
Growing snapshot for Summitview
Last spring frost
Apr 8
First fall frost
Oct 23
Growing season
196 days
Hardiness zone
7a
More local growing data for Summitview: nearby ZIP 98923 weather · frost dates · planting calendar · Washington frost dates
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Climate data from the nearest NOAA station, Yakima #2, Wa (9 mi from Summitview). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.