Summitview, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Summitview, a community in Yakima County, Washington.
Today
53°F
Slight Chance Rain Showers
A slight chance of rain showers before 1pm. Mostly cloudy. High near 53, with temperatures falling to around 48 in the afternoon. Northeast wind 2 to 6 mph. Chance of precipitation is 20%.
7-day forecast for Summitview
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 53°F | Slight Chance Rain Showers | 2 to 6 mph NE | 15% |
| Tonight | 35°F | Partly Cloudy | 0 to 6 mph NW | 3% |
| Wednesday | 53°F | Sunny | 0 to 6 mph SE | 6% |
| Wednesday Night | 38°F | Chance Rain Showers | 2 mph W | 47% |
| Thursday | 55°F | Sunny | 0 to 3 mph W | 1% |
| Thursday Night | 38°F | Partly Cloudy | 0 to 5 mph NW | 8% |
| Friday | 55°F | Mostly Cloudy | 2 mph S | 8% |
| Friday Night | 39°F | Partly Cloudy | 0 to 3 mph NW | 2% |
| Saturday | 56°F | Partly Sunny | 0 to 3 mph E | 1% |
| Saturday Night | 41°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph NW | 21% |
| Sunday | 58°F | Slight Chance Rain Showers then Partly Sunny | 0 to 7 mph W | 21% |
| Sunday Night | 37°F | Mostly Cloudy | 3 mph NW | 7% |
| Monday | 54°F | Partly Sunny then Slight Chance Rain Showers | 2 mph NE | 17% |
| Monday Night | 39°F | Chance Rain Showers | 1 mph NW | 38% |
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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Zillah
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 Nov 3, 2026.