No
you don't need a jacket based on the weather in St Helens, OR 97051, USA 1 second ago
71°F21°C & Clear
Wind is 7 mph12 km/h from the Northwest, gusting to 14 mph23 km/h
| September 17 | ||||
| 3pm | 74°F23°C | 7 mph11 km/h Northwest | Clear | |
| 4pm | 76°F25°C | 8 mph12 km/h Northwest | Clear | |
| 5pm | 78°F25°C | 8 mph13 km/h Northwest | Clear | |
| 6pm | 79°F26°C | 9 mph14 km/h Northwest | Clear | |
| 7pm | 78°F26°C | 11 mph17 km/h Northwest | Clear | |
| 8pm | 76°F25°C | 11 mph18 km/h Northwest | Clear | |
| 9pm | 73°F23°C | 11 mph18 km/h Northwest | Clear | |
| 10pm | 70°F21°C | 11 mph18 km/h Northwest | Mostly Clear | |
| 11pm | 66°F19°C | 11 mph18 km/h Northwest | Mostly Clear | |
| September 18 | ||||
| 12am | 64°F18°C | 11 mph17 km/h Northwest | Mostly Clear | |
| 1am | 62°F17°C | 10 mph16 km/h Northwest | Mostly Clear | |
| 2am | 61°F16°C | 9 mph15 km/h Northwest | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 17 | 58°F14°C | 79°F26°C | 8 mph13 km/h from Northwest | Clear | Partly Cloudy |
| September 18 | 55°F13°C | 76°F24°C | 10 mph17 km/h from North | Mostly Clear | Clear |
| September 19 | 54°F12°C | 79°F26°C | 7 mph11 km/h from Northwest | Clear | Clear |
| September 20 | 52°F11°C | 76°F24°C | 3 mph6 km/h from Northwest | Mostly Clear | Rain |
| September 21 | 56°F13°C | 69°F21°C | 4 mph6 km/h from Southeast | Drizzle | Partly Cloudy |
| September 22 | 51°F11°C | 74°F23°C | 2 mph4 km/h from North | Mostly Clear | Clear |
| September 23 | 54°F12°C | 78°F26°C | 6 mph9 km/h from Northwest | Mostly Clear | Mostly Cloudy |
Yes
Low of 55°F13°C, High of 76°F25°CWind: 10 mph17 km/h
Precipitation: None