Yes
you do need a jacket based on the weather in Portland (Southeast Portland), Oregon, United States 1 second ago
Why? Because the air feels like the cozy middle ground between summer and winter!
57°F14°C & Cloudy
Wind is 2 mph4 km/h from the Southwest, gusting to 9 mph14 km/h
| September 18 | ||||
| 11am | 58°F15°C | 2 mph4 km/h Northwest | Mostly Clear | |
| 12pm | 60°F16°C | 5 mph9 km/h Northwest | Mostly Clear | |
| 1pm | 63°F17°C | 6 mph9 km/h North | Mostly Clear | |
| 2pm | 66°F19°C | 6 mph9 km/h North | Mostly Clear | |
| 3pm | 70°F21°C | 7 mph11 km/h North | Clear | |
| 4pm | 74°F23°C | 8 mph12 km/h North | Clear | |
| 5pm | 75°F24°C | 8 mph12 km/h North | Clear | |
| 6pm | 76°F25°C | 9 mph14 km/h Northwest | Clear | |
| 7pm | 77°F25°C | 10 mph16 km/h Northwest | Clear | |
| 8pm | 77°F25°C | 10 mph16 km/h Northwest | Mostly Clear | |
| 9pm | 75°F24°C | 9 mph15 km/h Northwest | Clear | |
| 10pm | 73°F23°C | 8 mph12 km/h Northwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 57°F14°C | 77°F25°C | 7 mph11 km/h from Northwest | Mostly Clear | Clear |
| September 19 | 53°F12°C | 80°F27°C | 3 mph5 km/h from Northwest | Clear | Clear |
| September 20 | 55°F13°C | 78°F26°C | 3 mph4 km/h from Southwest | Mostly Clear | Rain |
| September 21 | 57°F14°C | 72°F22°C | 5 mph8 km/h from Southwest | Drizzle | Mostly Clear |
| September 22 | 51°F11°C | 77°F25°C | 3 mph5 km/h from North | Clear | Clear |
| September 23 | 52°F11°C | 84°F29°C | 6 mph9 km/h from North | Mostly Clear | Partly Cloudy |
| September 24 | 61°F16°C | 78°F26°C | 5 mph8 km/h from West | Partly Cloudy | Mostly Clear |
Yes
Low of 54°F12°C, High of 80°F27°CWind: 3 mph5 km/h
Precipitation: None