King County Airport (BFI) Weather 10/13/2025
Overnight
52
Mostly Clear
Friday
66
Partly Sunny then Slight Chance Showers
Friday Night
54
Showers Likely
Saturday
63
Showers Likely
Saturday Night
50
Chance Showers then Partly Cloudy
Sunday
65
Mostly Sunny
Sunday Night
47
Clear
Monday
68
Sunny
Monday Night
49
Clear
Tuesday
70
Sunny
Tuesday Night
51
Mostly Clear
Wednesday
67
Slight Chance Showers
Wednesday Night
51
Chance Showers
Weekly Forecast
Overnight
Mostly clear, with a low around 52. Calm wind.
Friday
A 20 percent chance of showers after 3pm. Partly sunny, with a high near 66. Calm wind becoming west southwest around 6 mph in the afternoon.
Friday Night
Showers likely. Mostly cloudy, with a low around 54. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely. Mostly cloudy, with a high near 63. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of showers before 11pm. Partly cloudy, with a low around 50. North wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Clear, with a low around 47.
Monday
Sunny, with a high near 68.
Monday Night
Clear, with a low around 49.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 67.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 51.