Yes
you do need a jacket based on the weather in Portland (Southwest Portland), Oregon, United States 1 second ago
Why? Because it's bitterly cold.
47°F8°C & Cloudy
Wind is 11 mph17 km/h from the S, gusting to 26 mph42 km/h
| May 6 | ||||
| 2am | 47°F8°C | 11 mph17 km/h S | Cloudy | |
| 3am | 47°F8°C | 10 mph17 km/h S | Cloudy | |
| 4am | 47°F8°C | 11 mph17 km/h S | Cloudy | |
| 5am | 46°F8°C | 12 mph19 km/h S | Drizzle | |
| 6am | 46°F8°C | 13 mph21 km/h S | Drizzle | |
| 7am | 46°F8°C | 14 mph22 km/h S | Drizzle | |
| 8am | 45°F7°C | 12 mph20 km/h SW | Drizzle | |
| 9am | 45°F7°C | 10 mph16 km/h SW | Drizzle | |
| 10am | 46°F8°C | 8 mph14 km/h SW | Cloudy | |
| 11am | 47°F8°C | 8 mph13 km/h SW | Mostly Cloudy | |
| 12pm | 48°F9°C | 8 mph13 km/h SW | Mostly Cloudy | |
| 1pm | 49°F9°C | 9 mph14 km/h SW | Drizzle | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 5 | 44°F6°C | 52°F11°C | 3 mph6 km/h from S | Drizzle | Drizzle |
| May 6 | 44°F7°C | 55°F13°C | 9 mph15 km/h from SW | Rain | Mostly Cloudy |
| May 7 | 41°F5°C | 58°F15°C | 7 mph12 km/h from W | Mostly Cloudy | Mostly Clear |
| May 8 | 40°F4°C | 65°F18°C | 5 mph9 km/h from N | Mostly Clear | Clear |
| May 9 | 45°F7°C | 77°F25°C | 7 mph11 km/h from NE | Clear | Clear |
| May 10 | 52°F11°C | 83°F28°C | 5 mph8 km/h from NE | Clear | Clear |
| May 11 | 56°F13°C | 83°F28°C | 2 mph3 km/h from N | Clear | Clear |
Yes
Low of 44°F7°C, High of 55°F13°CWind: 9 mph15 km/h
Precipitation: 74% rain