Best time to visit Seattle for beach weather
When is beach season in Seattle? Warmest sea temperatures, best sunshine, and most reliable conditions for swimming and water activities.
Best month
July
The best month — 18mm rain, 25°C, 10 hours of sun, and the Bite of Seattle in full swing.
↑Only 18mm rain: the driest month in the Pacific Northwest by far — nearly guaranteed blue-sky days
↑Bite of Seattle food festival (mid-July): 60+ restaurants serving the city's full culinary range in Seattle Center
↑Mt Rainier day trips at peak accessibility — Paradise visitor area open, wildflowers at 1,600m in bloom
All months ranked — Beach weather
Best match
The best month — 18mm rain, 25°C, 10 hours of sun, and the Bite of Seattle in full swing.
#1 for beach weather
Best match
Near-identical to July — Seafair brings hydroplane racing, and the summer refuses to end.
#2 for beach weather
Best match
Seattle at its spring best — SIFF launches, 18°C, and the city's outdoor life fully restored.
#3 for beach weather
Best match
Seattle starts to shine — SIFF wraps, Pride month, kayaking on Lake Union, and the sky stays light until 21:30.
#4 for beach weather
Best match
The best-value month — summer weather lingers, crowds ease, and the city exhales.
#5 for beach weather
Strong option
The city unlocks — 75mm rain is manageable, 6 sunshine hours bring Seattleites outside.
#6 for beach weather
Strong option
The grey season returns — 90mm rain, but good shoulder prices and the city's indoor culture shines.
#7 for beach weather
Strong option
Spring teasing begins — cherry blossoms at the UW campus, still 95mm of rain to contend with.
#8 for beach weather
Worth considering
Still grey, but the rain eases and an extra hour of sun signals the long turn toward summer.
#9 for beach weather
Worth considering
Seattle at its rainiest — 150mm, 2.5 sunshine hours, and the grey months properly begin.
#10 for beach weather
Worth considering
Grey and wet — 130mm of rain, but Pike Place Market is uncrowded and hotels are cheap.
#11 for beach weather
Worth considering
Christmas market at Seattle Center — the Space Needle in holiday lights is worth seeing once.
#12 for beach weather