Weather in SeaTac, Washington, United States

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7-Day Detailed Weather Forecast for SeaTac

Overnight

Temperature: 58°F

Wind Speed: 7 mph

Wind Direction: NNE

Forecast: Mostly clear, with a low around 58. North northeast wind around 7 mph.

Sunday

Temperature: 87°F

Wind Speed: 5 to 10 mph

Wind Direction: N

Forecast: Sunny, with a high near 87. North wind 5 to 10 mph.

Sunday Night

Temperature: 62°F

Wind Speed: 0 to 9 mph

Wind Direction: NNE

Forecast: Partly cloudy, with a low around 62. North northeast wind 0 to 9 mph.

Monday

Temperature: 90°F

Wind Speed: 0 to 7 mph

Wind Direction: NW

Forecast: Partly sunny, with a high near 90. Northwest wind 0 to 7 mph.

Monday Night

Temperature: 61°F

Wind Speed: 3 to 8 mph

Wind Direction: NNE

Forecast: Mostly clear, with a low around 61. North northeast wind 3 to 8 mph.

Tuesday

Temperature: 78°F

Wind Speed: 3 to 8 mph

Wind Direction: SW

Forecast: Sunny, with a high near 78.

Tuesday Night

Temperature: 54°F

Wind Speed: 2 to 8 mph

Wind Direction: SSW

Forecast: Partly cloudy, with a low around 54.

Wednesday

Temperature: 75°F

Wind Speed: 2 to 7 mph

Wind Direction: W

Forecast: Sunny, with a high near 75.

Wednesday Night

Temperature: 55°F

Wind Speed: 2 to 7 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 55.

Thursday

Temperature: 78°F

Wind Speed: 2 to 9 mph

Wind Direction: N

Forecast: Sunny, with a high near 78.

Thursday Night

Temperature: 57°F

Wind Speed: 2 to 9 mph

Wind Direction: N

Forecast: Mostly clear, with a low around 57.

Juneteenth

Temperature: 82°F

Wind Speed: 2 to 6 mph

Wind Direction: NW

Forecast: Sunny, with a high near 82.

Friday Night

Temperature: 57°F

Wind Speed: 6 mph

Wind Direction: WSW

Forecast: Mostly clear, with a low around 57.

Saturday

Temperature: 78°F

Wind Speed: 7 mph

Wind Direction: SW

Forecast: Sunny, with a high near 78.