14 days forecast SeaTac
See the weather for the coming 14 days in SeaTac.
Monday, January 12 
0%
9° / 11°
3
0%Cloudy with some rain
Total precipitation 7.2 mm
Precipitation chance 90%
UV index 0
Tuesday, January 13 
75%
9° / 14°
2
75%Lots of sun, few clouds
Total precipitation 0 mm
Precipitation chance 5%
UV index 1
Wednesday, January 14 
55%
7° / 12°
3
55%Regular sun, also clouds
Total precipitation 0.1 mm
Precipitation chance 5%
UV index 1
Thursday, January 15 
90%
6° / 10°
3
90%Radiant sunny weather
Total precipitation 0 mm
Precipitation chance 0%
UV index 1
Friday, January 16 90%
4° / 10°
3
90%Radiant sunny weather
Total precipitation 0 mm
Precipitation chance 0%
UV index 1
Saturday, January 17 90%
3° / 11°
2
90%Radiant sunny weather
Total precipitation 0 mm
Precipitation chance 0%
UV index 1
Sunday, January 18 90%
3° / 10°
2
90%Radiant sunny weather
Total precipitation 0 mm
Precipitation chance 0%
UV index 1
Monday, January 19 
80%
4° / 10°
2
80%Lots of sun, also cirrus clouds
Total precipitation 0.1 mm
Precipitation chance 0%
UV index 1
Tuesday, January 20 60%
4° / 9°
2
60%Regular sun, also clouds
Total precipitation 0.5 mm
Precipitation chance 15%
UV index 1
Wednesday, January 21 
40%
4° / 8°
3
40%Sun and chance of a shower
Total precipitation 1.8 mm
Precipitation chance 60%
UV index 0
Thursday, January 22 
40%
3° / 7°
3
40%Sun, but also an occasional shower
Total precipitation 3.1 mm
Precipitation chance 80%
UV index 0
Friday, January 23 35%
3° / 6°
3
35%Sun, but also an occasional shower
Total precipitation 5.4 mm
Precipitation chance 90%
UV index 0
Saturday, January 24 30%
2° / 6°
3
30%Sun, but also an occasional shower
Total precipitation 4.9 mm
Precipitation chance 85%
UV index 0
Sunday, January 25 35%
1° / 6°
3
35%Sun, but also an occasional shower
Total precipitation 6.5 mm
Precipitation chance 90%
UV index 0