King County Airport (BFI) Weather 06/09/2025
Today
85
Sunny
Tonight
58
Mostly Clear
Tuesday
80
Mostly Sunny
Tuesday Night
56
Mostly Clear
Wednesday
74
Mostly Sunny
Wednesday Night
54
Mostly Cloudy
Thursday
71
Partly Sunny
Thursday Night
52
Partly Cloudy
Friday
68
Mostly Sunny
Friday Night
51
Partly Cloudy
Saturday
70
Mostly Sunny
Saturday Night
51
Partly Cloudy
Sunday
70
Mostly Sunny
Weekly Forecast
Today
Sunny, with a high near 85. North northwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 58. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 80. West northwest wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 56. North northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 74. Southwest wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Partly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 70.