Grandview, OR Weather Forecast

Local 7-day forecast

69°
F

Partly Sunny then Chance Rain Showers

Track current conditions, temperature changes, wind, and the full daily outlook for Grandview, OR in one place.

Tuesday, September 15, 2026
Wind: 2 to 10 mph E
Tuesday

A chance of rain showers after 5pm. Partly sunny. High near 69, with temperatures falling to around 65 in the afternoon. East wind 2 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

Local 7-day forecast

Local Weather Overview

This forecast page for Grandview, OR 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: Sep 14, 2026 8:55 PM PDT.

The active forecast window currently covers Sep 15 to Sep 21, 2026 for Grandview, OR.

Page Snapshot

Page focus
city weather
Forecast window
Sep 15 to Sep 21, 2026
Latest sync
Sep 14, 2026 8:55 PM PDT
Forecast office
PDT
Source
NOAA / NWS
Next High
69°F
Tuesday
Next Low
46°F
Tuesday Night
Rain Outlook
2
Periods mentioning precipitation
Windiest
9 to 16 mph
Wednesday

Daily Outlook

Today
Sep 15
Partly Sunny then Chance Rain Showers
69 °F
/ 46°F
Wind 2 to 10 mph
Wed
Sep 16
Mostly Sunny
68 °F
/ 45°F
Wind 9 to 16 mph
Thu
Sep 17
Sunny
74 °F
/ 47°F
Wind 1 to 5 mph
Fri
Sep 18
Sunny
78 °F
/ 45°F
Wind 3 to 7 mph
Sat
Sep 19
Sunny
80 °F
/ 48°F
Wind 2 to 6 mph
Sun
Sep 20
Sunny
80 °F
/ 47°F
Wind 2 to 7 mph
Mon
Sep 21
Sunny
76 °F
Wind 3 to 9 mph

This Week in Grandview

Saturday looks like the warmest upcoming period in Grandview at 80 degrees F.

Wednesday Night is the coolest period ahead with temperatures near 45 degrees F.

The strongest winds are forecast for Wednesday at about 9 to 16 mph N.

Precipitation is mentioned in 2 upcoming forecast periods.

Forecast Details

Last updated
Sep 14, 2026 8:55 PM PDT
Coverage
7 days
Time zone
America/Los_Angeles
Forecast office
PDT
Radar station
KRTX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Tuesday Night
Sep 15
46°F
Chance Rain Showers
7 to 10 mph N

A chance of rain showers before 5am. Partly cloudy. Low around 46, with temperatures rising to around 49 overnight. North wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

Wednesday
Sep 16
68°F
Mostly Sunny
9 to 16 mph N

Mostly sunny, with a high near 68. North wind 9 to 16 mph, with gusts as high as 25 mph.

Wednesday Night
Sep 16
45°F
Mostly Clear
1 to 15 mph NW

Mostly clear, with a low around 45. Northwest wind 1 to 15 mph, with gusts as high as 25 mph.

Thursday
Sep 17
74°F
Sunny
1 to 5 mph W

Sunny, with a high near 74.

Thursday Night
Sep 17
47°F
Partly Cloudy
0 to 5 mph W

Partly cloudy, with a low around 47.

Friday
Sep 18
78°F
Sunny
3 to 7 mph W

Sunny, with a high near 78.

Friday Night
Sep 18
45°F
Mostly Clear
0 to 6 mph W

Mostly clear, with a low around 45.

Saturday
Sep 19
80°F
Sunny
2 to 6 mph SE

Sunny, with a high near 80.

Saturday Night
Sep 19
48°F
Mostly Clear
2 to 6 mph W

Mostly clear, with a low around 48.

Sunday
Sep 20
80°F
Sunny
2 to 7 mph NE

Sunny, with a high near 80.

Sunday Night
Sep 20
47°F
Partly Cloudy
2 to 7 mph NW

Partly cloudy, with a low around 47.

Monday
Sep 21
76°F
Sunny
3 to 9 mph SW

Sunny, with a high near 76.

Detailed Forecast

Period Conditions Temp Wind
Tuesday
Sep 15
Partly Sunny then Chance Rain Showers
69°F
2 to 10 mph
E
Tuesday Night
Sep 15
Chance Rain Showers
46°F
7 to 10 mph
N
Wednesday
Sep 16
Mostly Sunny
68°F
9 to 16 mph
N
Wednesday Night
Sep 16
Mostly Clear
45°F
1 to 15 mph
NW
Thursday
Sep 17
Sunny
74°F
1 to 5 mph
W
Thursday Night
Sep 17
Partly Cloudy
47°F
0 to 5 mph
W
Friday
Sep 18
Sunny
78°F
3 to 7 mph
W
Friday Night
Sep 18
Mostly Clear
45°F
0 to 6 mph
W
Saturday
Sep 19
Sunny
80°F
2 to 6 mph
SE
Saturday Night
Sep 19
Mostly Clear
48°F
2 to 6 mph
W
Sunday
Sep 20
Sunny
80°F
2 to 7 mph
NE
Sunday Night
Sep 20
Partly Cloudy
47°F
2 to 7 mph
NW
Monday
Sep 21
Sunny
76°F
3 to 9 mph
SW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.