Seattle Tacoma International Airport Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Seattle Tacoma International Airport in one place.
Mostly cloudy, with a high near 67. South southwest wind around 7 mph.
Local Weather Overview
This forecast page for Seattle Tacoma International Airport 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 1, 2026 10:52 PM PDT.
The active forecast window currently covers Jul 2 to Jul 8, 2026 for Seattle Tacoma International Airport.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 2 to Jul 8, 2026
- Latest sync
- Jul 1, 2026 10:52 PM PDT
- Forecast office
- SEW
- Source
- NOAA / NWS
Daily Outlook
This Week in Seattle-Tacoma International Airport
Monday looks like the warmest upcoming period in Seattle-Tacoma International Airport at 79 degrees F.
Saturday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Saturday Night at about 3 to 9 mph N.
The forecast from Jul 2 through Jul 8 stays mostly dry.
Forecast Details
- Last updated
- Jul 1, 2026 10:52 PM PDT
- Coverage
- 7 days
- Time zone
- America/Los_Angeles
- Forecast office
- SEW
- Radar station
- KATX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy. Low around 55, with temperatures rising to around 57 overnight. South southwest wind around 6 mph.
Partly sunny, with a high near 73. Southwest wind around 6 mph.
Mostly cloudy, with a low around 55. Southwest wind 2 to 6 mph.
Mostly sunny, with a high near 74.
Mostly clear, with a low around 53.
Mostly sunny, with a high near 75.
Mostly clear, with a low around 54.
Sunny, with a high near 79.
Mostly clear, with a low around 54.
Mostly sunny, with a high near 77.
Partly cloudy, with a low around 55.
Mostly sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 2
|
Mostly Cloudy
|
67°F |
7 mph
SSW
|
|
Thursday Night
Jul 2
|
Mostly Cloudy
|
55°F |
6 mph
SSW
|
|
Friday
Jul 3
|
Partly Sunny
|
73°F |
6 mph
SW
|
|
Friday Night
Jul 3
|
Mostly Cloudy
|
55°F |
2 to 6 mph
SW
|
|
Independence Day
Jul 4
|
Mostly Sunny
|
74°F |
3 to 7 mph
SW
|
|
Saturday Night
Jul 4
|
Mostly Clear
|
53°F |
3 to 9 mph
N
|
|
Sunday
Jul 5
|
Mostly Sunny
|
75°F |
3 to 9 mph
N
|
|
Sunday Night
Jul 5
|
Mostly Clear
|
54°F |
2 to 9 mph
N
|
|
Monday
Jul 6
|
Sunny
|
79°F |
2 to 8 mph
NNW
|
|
Monday Night
Jul 6
|
Mostly Clear
|
54°F |
3 to 8 mph
WSW
|
|
Tuesday
Jul 7
|
Mostly Sunny
|
77°F |
3 to 7 mph
SW
|
|
Tuesday Night
Jul 7
|
Partly Cloudy
|
55°F |
3 to 7 mph
WSW
|
|
Wednesday
Jul 8
|
Mostly Sunny
|
76°F |
3 to 7 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Seattle-Tacoma International Airport.