Mill Plain, WA Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mill Plain, WA in one place.
Mostly sunny, with a high near 97.
Local Weather Overview
This forecast page for Mill Plain, 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: Jun 12, 2026 8:15 PM PDT.
The active forecast window currently covers Jun 15 to Jun 19, 2026 for Mill Plain, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 15 to Jun 19, 2026
- Latest sync
- Jun 12, 2026 8:15 PM PDT
- Forecast office
- PQR
- Source
- NOAA / NWS
Daily Outlook
This Week in Mill Plain
Monday looks like the warmest upcoming period in Mill Plain at 97 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Tuesday at about 1 to 15 mph NW.
The forecast from Jun 15 through Jun 19 stays mostly dry.
Forecast Details
- Last updated
- Jun 12, 2026 8:15 PM PDT
- Coverage
- 5 days
- Time zone
- America/Los_Angeles
- Forecast office
- PQR
- Radar station
- KRTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 62.
Sunny, with a high near 85.
Mostly clear, with a low around 54.
Sunny, with a high near 80.
Mostly clear, with a low around 53.
Mostly sunny, with a high near 83.
Mostly clear, with a low around 55.
Sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 15
|
Mostly Sunny
|
97°F |
1 to 13 mph
NNW
|
|
Monday Night
Jun 15
|
Partly Cloudy
|
62°F |
1 to 13 mph
NW
|
|
Tuesday
Jun 16
|
Sunny
|
85°F |
1 to 15 mph
NW
|
|
Tuesday Night
Jun 16
|
Mostly Clear
|
54°F |
3 to 15 mph
NW
|
|
Wednesday
Jun 17
|
Sunny
|
80°F |
3 to 12 mph
NW
|
|
Wednesday Night
Jun 17
|
Mostly Clear
|
53°F |
1 to 14 mph
NW
|
|
Thursday
Jun 18
|
Mostly Sunny
|
83°F |
1 to 12 mph
NW
|
|
Thursday Night
Jun 18
|
Mostly Clear
|
55°F |
1 to 12 mph
NNW
|
|
Juneteenth
Jun 19
|
Sunny
|
82°F |
1 to 9 mph
NNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mill Plain.