Yes

you do need a jacket based on the weather in Seattle (Central Business District), Washington, United States 1 second ago

Why? Because there's a refreshing nip in the air!
44°F7°C & Mostly Clear

Wind is 3 mph5 km/h from the Northeast, gusting to 8 mph13 km/h
November 8
5pm45°F7°C4 mph6 km/h NortheastMostly Clear
6pm48°F9°C4 mph7 km/h NortheastMostly Clear
7pm50°F10°C4 mph6 km/h NorthMostly Clear
8pm53°F12°C4 mph6 km/h NorthPartly Cloudy
9pm55°F13°C3 mph5 km/h NorthMostly Cloudy
10pm56°F13°C3 mph5 km/h NorthMostly Cloudy
11pm56°F13°C3 mph5 km/h NorthwestMostly Cloudy
November 9
12am55°F13°C3 mph5 km/h NorthMostly Cloudy
1am53°F12°C3 mph6 km/h NortheastMostly Cloudy
2am52°F11°C4 mph6 km/h NortheastMostly Cloudy
3am52°F11°C4 mph7 km/h NortheastMostly Cloudy
4am51°F10°C4 mph7 km/h NortheastMostly Cloudy
DateLowHighWindDayNight
November 841°F5°C56°F13°C3 mph6 km/h from NorthPartly CloudyMostly Cloudy
November 946°F8°C61°F16°C4 mph7 km/h from SouthMostly CloudyCloudy
November 1048°F9°C57°F14°C8 mph13 km/h from SouthMostly CloudyMostly Cloudy
November 1146°F8°C53°F12°C4 mph7 km/h from NorthPartly CloudyCloudy
November 1246°F8°C54°F12°C2 mph4 km/h from NortheastRainRain
November 1344°F7°C52°F11°C5 mph9 km/h from SouthwestDrizzleDrizzle
November 1443°F6°C51°F11°C6 mph9 km/h from SouthCloudyDrizzle

Yes

Low of 46°F8°C, High of 61°F16°C
Wind: 4 mph7 km/h
Precipitation: None

Support This Page