No
you don't need a jacket based on the weather in St Helens, OR 97051, USA 1 second ago
63°F17°C & Mostly Clear
Wind is 7 mph11 km/h from the Northwest, gusting to 16 mph25 km/h
| September 11 | ||||
| 11pm | 62°F17°C | 7 mph11 km/h Northwest | Mostly Clear | |
| September 12 | ||||
| 12am | 60°F16°C | 6 mph10 km/h Northwest | Clear | |
| 1am | 59°F15°C | 6 mph9 km/h Northwest | Clear | |
| 2am | 58°F15°C | 6 mph9 km/h Northwest | Clear | |
| 3am | 57°F14°C | 6 mph10 km/h Northwest | Mostly Clear | |
| 4am | 57°F14°C | 6 mph10 km/h Northwest | Mostly Clear | |
| 5am | 56°F13°C | 5 mph9 km/h Northwest | Mostly Clear | |
| 6am | 56°F13°C | 6 mph9 km/h Northwest | Mostly Clear | |
| 7am | 56°F13°C | 5 mph8 km/h Northwest | Mostly Clear | |
| 8am | 56°F13°C | 4 mph7 km/h Northwest | Mostly Clear | |
| 9am | 55°F13°C | 4 mph6 km/h Northwest | Mostly Clear | |
| 10am | 55°F13°C | 4 mph6 km/h Northwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 11 | 57°F14°C | 69°F20°C | 4 mph6 km/h from North | Cloudy | Mostly Clear |
| September 12 | 55°F13°C | 75°F24°C | 4 mph6 km/h from Northwest | Partly Cloudy | Partly Cloudy |
| September 13 | 55°F13°C | 79°F26°C | 3 mph4 km/h from South | Partly Cloudy | Rain |
| September 14 | 54°F12°C | 68°F20°C | 7 mph11 km/h from West | Rain | Mostly Clear |
| September 15 | 50°F10°C | 70°F21°C | 5 mph8 km/h from North | Partly Cloudy | Mostly Clear |
| September 16 | 55°F13°C | 82°F28°C | 5 mph8 km/h from East | Clear | Mostly Clear |
| September 17 | 54°F12°C | 71°F21°C | 7 mph12 km/h from Northwest | Partly Cloudy | Partly Cloudy |
Yes
Low of 55°F13°C, High of 75°F24°CWind: 4 mph6 km/h
Precipitation: None