No
you don't need a jacket based on the weather in St Helens, OR, USA 1 second ago
59°F15°C & Partly Cloudy
Wind is 5 mph8 km/h from the Northwest, gusting to 12 mph20 km/h
| June 28 | ||||
| 3am | 59°F15°C | 6 mph9 km/h Northwest | Partly Cloudy | |
| 4am | 57°F14°C | 6 mph9 km/h Northwest | Partly Cloudy | |
| 5am | 56°F13°C | 6 mph9 km/h Northwest | Mostly Clear | |
| 6am | 56°F13°C | 6 mph9 km/h Northwest | Mostly Cloudy | |
| 7am | 55°F13°C | 6 mph9 km/h Northwest | Mostly Cloudy | |
| 8am | 55°F13°C | 6 mph9 km/h Northwest | Mostly Cloudy | |
| 9am | 55°F13°C | 6 mph9 km/h Northwest | Mostly Cloudy | |
| 10am | 58°F14°C | 5 mph7 km/h Northwest | Mostly Cloudy | |
| 11am | 60°F16°C | 5 mph8 km/h Northwest | Partly Cloudy | |
| 12pm | 63°F17°C | 5 mph9 km/h Northwest | Partly Cloudy | |
| 1pm | 65°F19°C | 6 mph9 km/h Northwest | Partly Cloudy | |
| 2pm | 68°F20°C | 6 mph9 km/h Northwest | Partly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| June 27 | 57°F14°C | 68°F20°C | 2 mph3 km/h from Northeast | Cloudy | Mostly Cloudy |
| June 28 | 55°F13°C | 76°F25°C | 7 mph11 km/h from Northwest | Partly Cloudy | Clear |
| June 29 | 56°F13°C | 84°F29°C | 9 mph15 km/h from North | Clear | Clear |
| June 30 | 62°F17°C | 88°F31°C | 11 mph17 km/h from Northwest | Clear | Partly Cloudy |
| July 1 | 61°F16°C | 87°F30°C | 11 mph17 km/h from Northwest | Partly Cloudy | Mostly Clear |
| July 2 | 58°F14°C | 80°F27°C | 9 mph14 km/h from Northwest | Mostly Clear | Partly Cloudy |
| July 3 | 55°F13°C | 77°F25°C | 7 mph11 km/h from Northwest | Mostly Clear | Mostly Clear |
Yes
Low of 55°F13°C, High of 76°F25°CWind: 7 mph11 km/h
Precipitation: None