Rainier, WA Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Rainier, WA in one place.
Sunny, with a high near 84.
Local Weather Overview
This forecast page for Rainier, 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: Jul 12, 2026 1:23 AM PDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Rainier, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 1:23 AM PDT
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in Rainier
Saturday looks like the warmest upcoming period in Rainier at 85 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 52 degrees F.
The strongest winds are forecast for Wednesday at about 1 to 8 mph WSW.
The forecast from Jul 14 through Jul 18 stays mostly dry.
Forecast Details
- Last updated
- Jul 12, 2026 1:23 AM PDT
- Coverage
- 5 days
- Time zone
- America/Los_Angeles
- Forecast office
- SEW
- Radar station
- KLGX
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 52.
Sunny, with a high near 82.
Partly cloudy, with a low around 53.
Mostly sunny, with a high near 80.
Mostly clear, with a low around 53.
Sunny, with a high near 84.
Mostly clear, with a low around 55.
Sunny, with a high near 85.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
84°F |
0 to 5 mph
NNW
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
52°F |
1 to 6 mph
WSW
|
|
Wednesday
Jul 15
|
Sunny
|
82°F |
1 to 8 mph
WSW
|
|
Wednesday Night
Jul 15
|
Partly Cloudy
|
53°F |
5 to 8 mph
WSW
|
|
Thursday
Jul 16
|
Mostly Sunny
|
80°F |
7 mph
WSW
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
53°F |
1 to 7 mph
WSW
|
|
Friday
Jul 17
|
Sunny
|
84°F |
1 to 7 mph
N
|
|
Friday Night
Jul 17
|
Mostly Clear
|
55°F |
1 to 7 mph
NNW
|
|
Saturday
Jul 18
|
Sunny
|
85°F |
1 to 6 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Rainier.
