Seattle-Tacoma Airport (SEA) Weather 06/23/2026
Tonight
60
Mostly Clear
Tuesday
76
Increasing Clouds
Tuesday Night
54
Mostly Cloudy
Wednesday
75
Becoming Sunny
Wednesday Night
54
Clear
Thursday
78
Sunny
Thursday Night
57
Partly Cloudy
Juneteenth
83
Sunny
Friday Night
57
Mostly Clear
Saturday
80
Sunny
Saturday Night
57
Mostly Clear
Sunday
80
Mostly Sunny
Sunday Night
58
Mostly Clear
Weekly Forecast
Tonight
Mostly clear, with a low around 60. Northeast wind around 6 mph becoming light and variable.
Tuesday
Increasing clouds, with a high near 76. South wind 5 to 7 mph becoming west in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 54. North wind 5 to 7 mph becoming calm in the evening.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 75. Light and variable wind becoming north northwest around 6 mph in the afternoon.
Wednesday Night
Clear, with a low around 54. North wind 5 to 8 mph.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 57.
Juneteenth
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 58.