Seattle

Seattle Wakes Up Gloomy, Then Basks In A Weeklong Warm-Up

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Published on July 12, 2026
Seattle Wakes Up Gloomy, Then Basks In A Weeklong Warm-UpSource: Google Street View

Seattle woke up under a gray blanket on Sunday, July 12, 2026, with Boeing Field (KBFI) reporting overcast skies and a cool 57°F early this morning. The clouds are expected to thin by mid-morning, giving way to sunshine across most neighborhoods this afternoon and a high close to 71°F. Southerly breezes to start the day will flip to the northwest after midday, so waterfront commutes and ferry terminals may feel extra gusty.

Afternoon And Week Ahead

Once the clouds clear, the city is in for a sunny, comfortable afternoon, with inland neighborhoods running a bit warmer than spots right on the water. Temperatures rise Monday, July 13, and Tuesday, July 14, with highs climbing into the mid-to-upper 70s and some inland areas nudging up to about 80–81°F by midweek. A longer warm spell is lined up for later in the week. A weak midweek trough could drag in a slight chance of showers on Thursday, but the overall setup still leans toward above-normal temperatures, according to the National Weather Service.

Winds And Marine Conditions

Winds will be felt most near the water. South winds of about 6–14 mph overnight could gust into the 20–25 mph range before easing and turning northwesterly in the afternoon. A small craft advisory was in effect for parts of the Strait of Juan de Fuca overnight into early Sunday morning, so small-boat operators should already have taken extra care. For the next several days, inland waters are expected to stay below advisory levels, although morning commuters can still expect some gusty spells on exposed piers, ferry landings and open shorelines.

Stay Cool And Plan Ahead

With temperatures on the way up next week, it is worth planning for the heat, especially if you lack reliable air conditioning or work outside. Try to avoid heavy outdoor work during the hottest part of the day and keep water handy. Seattle maintains a list of cooling centers, air-conditioned libraries and practical heat-safety tips for residents who need a cooler place to ride out the warmest hours. For details and a list of public cooling spaces, visit the City of Seattle.