Harman US

Grandview, WA Weather & Growing Conditions

Today
81°F
Sunny
Sunny, with a high near 81. East wind around 2 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 81°F Sunny 2 mph E 0%
Tonight 50°F Mostly Clear 2 mph E 0%
Sunday 83°F Sunny 1 mph NE 0%
Sunday Night 51°F Clear 1 mph NE 0%
Monday 84°F Sunny 1 mph E 0%
Monday Night 51°F Partly Cloudy 1 mph NW 0%
Tuesday 80°F Sunny 1 mph NW 0%
Tuesday Night 49°F Partly Cloudy 1 mph N 0%
Wednesday 76°F Mostly Sunny 2 mph SW 0%
Wednesday Night 48°F Partly Cloudy 2 mph E 0%
Thursday 73°F Mostly Sunny 1 mph NE 2%
Thursday Night 48°F Mostly Cloudy 1 mph NE 6%
Friday 70°F Mostly Sunny 0 to 3 mph NW 6%
Friday Night 45°F Partly Cloudy 0 to 3 mph NW 5%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Grandview, WA

Last spring frost
May 1
First fall frost
Oct 6
Growing season
157 days
Hardiness zone
7b

Explore more for Grandview, WA: full frost dates · planting calendar · Washington frost dates

Climate data from the nearest NOAA station, Sunnyside, Wa (6.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.