Seattle's Climate
Seattle has a temperate oceanic climate, famous for long, damp, overcast winters and dry, pleasant summers. The wet season (October to May) is cool at around 5-12°C with persistent drizzle, grey skies and rare snow, while summer (late June to September) is warm, dry and sunny, typically 22-27°C with low humidity. The Pacific keeps the city from getting too hot or too cold. This page offers an hourly and 14-day forecast plus detailed metrics including humidity, wind, UV index and air quality (AQI).