No
you don't need a jacket based on the weather in Portland, OR 97230, USA 1 second ago
67°F19°C & Clear
Wind is 5 mph8 km/h from the Southeast, gusting to 9 mph15 km/h
| September 17 | ||||
| 5am | 66°F19°C | 5 mph7 km/h Southeast | Clear | |
| 6am | 64°F18°C | 3 mph5 km/h South | Clear | |
| 7am | 62°F17°C | 3 mph5 km/h South | Clear | |
| 8am | 60°F16°C | 2 mph4 km/h Southwest | Clear | |
| 9am | 59°F15°C | 2 mph3 km/h South | Clear | |
| 10am | 58°F15°C | 3 mph5 km/h Southwest | Clear | |
| 11am | 61°F16°C | 3 mph4 km/h West | Clear | |
| 12pm | 64°F18°C | 3 mph5 km/h Northwest | Clear | |
| 1pm | 67°F19°C | 3 mph6 km/h Northwest | Clear | |
| 2pm | 70°F21°C | 4 mph7 km/h Northwest | Clear | |
| 3pm | 74°F23°C | 4 mph7 km/h Northwest | Clear | |
| 4pm | 77°F25°C | 5 mph8 km/h Northwest | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 58°F15°C | 80°F27°C | 5 mph9 km/h from Northwest | Clear | Partly Cloudy |
| September 18 | 56°F14°C | 78°F25°C | 5 mph8 km/h from Northwest | Partly Cloudy | Mostly Clear |
| September 19 | 52°F11°C | 79°F26°C | 3 mph5 km/h from Northwest | Clear | Clear |
| September 20 | 54°F12°C | 77°F25°C | 3 mph5 km/h from West | Mostly Clear | Rain |
| September 21 | 58°F14°C | 70°F21°C | 3 mph5 km/h from South | Rain | Partly Cloudy |
| September 22 | 55°F13°C | 75°F24°C | 3 mph4 km/h from Northwest | Mostly Clear | Mostly Clear |
| September 23 | 56°F13°C | 81°F27°C | 4 mph6 km/h from Northwest | Partly Cloudy | Mostly Cloudy |
Yes
Low of 56°F14°C, High of 78°F26°CWind: 5 mph8 km/h
Precipitation: None