Harman US

Summitview, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Summitview, a community in Yakima County, Washington.

Today
79°F
Sunny
Sunny, with a high near 79. South wind 2 to 7 mph.

7-day forecast for Summitview

WhenTempForecastWindPrecip
Today 79°F Sunny 2 to 7 mph S 0%
Tonight 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%
Friday Night 46°F Partly Cloudy 3 to 8 mph NW 4%

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

Nearby towns & communities

All Washington locations ›

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.