No
you don't need a jacket based on the weather in Portland (Southeast Portland), Oregon, United States 1 second ago
66°F19°C & Clear
Wind is 4 mph7 km/h from the Northwest, gusting to 14 mph23 km/h
| September 19 | ||||
| 1am | 64°F18°C | 3 mph6 km/h Northwest | Clear | |
| 2am | 63°F17°C | 3 mph4 km/h Northwest | Clear | |
| 3am | 61°F16°C | 3 mph5 km/h Southwest | Clear | |
| 4am | 60°F16°C | 3 mph5 km/h South | Clear | |
| 5am | 58°F15°C | 2 mph3 km/h North | Clear | |
| 6am | 57°F14°C | 3 mph5 km/h North | Clear | |
| 7am | 56°F13°C | 3 mph5 km/h North | Clear | |
| 8am | 55°F13°C | 3 mph4 km/h North | Clear | |
| 9am | 54°F12°C | 3 mph4 km/h North | Clear | |
| 10am | 53°F12°C | 2 mph4 km/h North | Clear | |
| 11am | 55°F13°C | 2 mph3 km/h North | Clear | |
| 12pm | 59°F15°C | 3 mph5 km/h North | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 18 | 59°F15°C | 77°F25°C | 3 mph5 km/h from North | Mostly Clear | Clear |
| September 19 | 53°F12°C | 81°F27°C | 4 mph6 km/h from North | Clear | Clear |
| September 20 | 55°F13°C | 79°F26°C | 3 mph4 km/h from Southwest | Clear | Rain |
| September 21 | 56°F13°C | 72°F22°C | 5 mph8 km/h from West | Rain | Clear |
| September 22 | 50°F10°C | 76°F25°C | 4 mph6 km/h from North | Mostly Clear | Clear |
| September 23 | 52°F11°C | 84°F29°C | 5 mph8 km/h from North | Clear | Mostly Clear |
| September 24 | 60°F15°C | 78°F26°C | 4 mph7 km/h from West | Mostly Cloudy | Partly Cloudy |
Yes
Low of 54°F12°C, High of 81°F27°CWind: 4 mph6 km/h
Precipitation: None