Grandview, WA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Grandview, WA in one place.
Sunny, with a high near 78. West wind 5 to 8 mph.
Local Weather Overview
This forecast page for Grandview, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Aug 27, 2026 7:13 PM PDT.
The active forecast window currently covers Aug 29 to Sep 2, 2026 for Grandview, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 29 to Sep 2, 2026
- Latest sync
- Aug 27, 2026 7:13 PM PDT
- Forecast office
- PDT
- Source
- NOAA / NWS
Daily Outlook
This Week in Grandview
Monday looks like the warmest upcoming period in Grandview at 85 degrees F.
Saturday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Tuesday at about 0 to 9 mph W.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 27, 2026 7:13 PM PDT
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- PDT
- Radar station
- KPDT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 45.
Sunny, with a high near 79.
Mostly clear, with a low around 47.
Sunny, with a high near 85.
Partly cloudy, with a low around 51.
Mostly sunny, with a high near 84.
Partly cloudy, with a low around 48.
A slight chance of rain showers after 5pm. Mostly sunny, with a high near 77.
A slight chance of rain showers. Partly cloudy, with a low around 46.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Aug 29
|
Sunny
|
78°F |
5 to 8 mph
W
|
|
Saturday Night
Aug 29
|
Mostly Clear
|
45°F |
0 to 8 mph
NW
|
|
Sunday
Aug 30
|
Sunny
|
79°F |
2 mph
SW
|
|
Sunday Night
Aug 30
|
Mostly Clear
|
47°F |
2 mph
SE
|
|
Monday
Aug 31
|
Sunny
|
85°F |
2 mph
NE
|
|
Monday Night
Aug 31
|
Partly Cloudy
|
51°F |
2 mph
W
|
|
Tuesday
Sep 1
|
Mostly Sunny
|
84°F |
0 to 9 mph
W
|
|
Tuesday Night
Sep 1
|
Partly Cloudy
|
48°F |
1 to 9 mph
W
|
|
Wednesday
Sep 2
|
Mostly Sunny then Slight Chance Rain Showers
|
77°F |
1 to 9 mph
W
|
|
Wednesday Night
Sep 2
|
Slight Chance Rain Showers
|
46°F |
0 to 9 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grandview.