




Seattle
Seattle is a city in Washington, United States. It has a population of about 737,015 (2020). The climate is classified as warm-summer Mediterranean (Köppen Csb), with dry, sunny summers and mild, wetter winters.
Best: Jul–Sep. Warmth, sunshine and dry days, month by month.
Seattle at a glance
The months with the highest weather score
Average high in August
Average low in December
106 mm of rain
20 mm of rain
within 2 km
How Seattle has grown
People living in the built-up area (1,123 km² today), every five years since 1975; 2030 is the projection.
+117%969k in 1975 → 2.1M in 2025Weather in Seattle
Now and the next ten days. The 14 and 30-day outlooks are one click away.
Cloudy · wind 7 km/h · humidity 90%
When to go to Seattle
Each month's weather score (warmth, sun, dry days) with its temperatures and rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Score | 15 | 18 | 28 | 44 | 62 | 64 | 84 | 85 | 72 | 49 | 21 | 16 |
| High | 47° | 50° | 54° | 59° | 65° | 70° | 76° | 76° | 71° | 60° | 52° | 47° |
| Low | 37° | 37° | 39° | 42° | 48° | 52° | 56° | 56° | 53° | 46° | 40° | 37° |
| Rain (mm) | 151 | 103 | 106 | 71 | 61 | 47 | 20 | 22 | 46 | 107 | 174 | 168 |
| Wet days | 20 | 18 | 22 | 19 | 16 | 14 | 7 | 6 | 12 | 17 | 21 | 21 |
What's on in Seattle
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Seattle's festivals through the year
Monuments and museums in Seattle
More museums: Chihuly Garden and Glass · Discovery Portal · Gates Foundation Visitor Center · Klondike Gold Rush National Historical Park · Log House Museum · Museum of Illusions · RE-PC Computer Museum · Seattle Municipal Tower Gallery · Seattle Presents
Outdoors around Seattle
Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.
Nature around Seattle
Wildlife in October
The birds and mammals of United States seen most this month, compared with the rest of their year.
The sky over Seattle
Earthquakes around Seattle
The last 30 days within 300 km, and the record since 1950.
Strongest nearby since 1950
Tsunamis · Seattle
Universities and research institutes
Towns and villages around Seattle
Each with its own page: weather, climate and the best time to visit.
Seattle from above
Postal codes
Getting to Seattle
Places near Seattle
Places with a climate like Seattle
Matched month by month on temperature, rain and sunshine.
