Weather in SeaTac, Washington, United States

7-Day Detailed Weather Forecast for SeaTac

Overnight

Temperature: 54°F

Wind Speed: 5 mph

Wind Direction: NNE

Forecast: Clear. Low around 54, with temperatures rising to around 56 overnight. North northeast wind around 5 mph.

Sunday

Temperature: 78°F

Wind Speed: 5 to 12 mph

Wind Direction: N

Forecast: Sunny, with a high near 78. North wind 5 to 12 mph.

Sunday Night

Temperature: 59°F

Wind Speed: 5 to 12 mph

Wind Direction: NNE

Forecast: Mostly clear, with a low around 59. North northeast wind 5 to 12 mph.

Monday

Temperature: 83°F

Wind Speed: 9 mph

Wind Direction: N

Forecast: Sunny, with a high near 83. North wind around 9 mph.

Monday Night

Temperature: 59°F

Wind Speed: 3 to 9 mph

Wind Direction: NNE

Forecast: Mostly clear, with a low around 59. North northeast wind 3 to 9 mph.

Tuesday

Temperature: 81°F

Wind Speed: 3 to 9 mph

Wind Direction: NNW

Forecast: Sunny, with a high near 81.

Tuesday Night

Temperature: 57°F

Wind Speed: 3 to 9 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 57.

Wednesday

Temperature: 76°F

Wind Speed: 3 to 8 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 76.

Wednesday Night

Temperature: 55°F

Wind Speed: 3 to 8 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 55.

Thursday

Temperature: 74°F

Wind Speed: 3 to 8 mph

Wind Direction: SW

Forecast: Mostly sunny, with a high near 74.

Thursday Night

Temperature: 54°F

Wind Speed: 3 to 8 mph

Wind Direction: N

Forecast: Partly cloudy, with a low around 54.

Independence Day

Temperature: 76°F

Wind Speed: 3 to 8 mph

Wind Direction: W

Forecast: Sunny, with a high near 76.

Friday Night

Temperature: 54°F

Wind Speed: 3 to 8 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 54.

Saturday

Temperature: 76°F

Wind Speed: 3 to 8 mph

Wind Direction: WSW

Forecast: Mostly sunny, with a high near 76.