No
you don't need a jacket based on the weather in Gdynia, Poland 1 second ago
64°F18°C & Mostly Cloudy
Wind is 3 mph5 km/h from the Northeast, gusting to 6 mph10 km/h
| September 7 | ||||
| 4pm | 63°F17°C | 3 mph5 km/h Northeast | Cloudy | |
| 5pm | 63°F17°C | 3 mph5 km/h Northeast | Mostly Cloudy | |
| 6pm | 63°F17°C | 4 mph6 km/h Northeast | Mostly Cloudy | |
| 7pm | 63°F17°C | 4 mph6 km/h East | Partly Cloudy | |
| 8pm | 63°F17°C | 5 mph7 km/h East | Partly Cloudy | |
| 9pm | 63°F17°C | 5 mph8 km/h Southeast | Partly Cloudy | |
| 10pm | 62°F17°C | 5 mph8 km/h Southeast | Partly Cloudy | |
| 11pm | 61°F16°C | 4 mph6 km/h South | Partly Cloudy | |
| September 8 | ||||
| 12am | 61°F16°C | 3 mph5 km/h South | Partly Cloudy | |
| 1am | 61°F16°C | 3 mph4 km/h South | Mostly Clear | |
| 2am | 62°F17°C | 2 mph3 km/h South | Mostly Clear | |
| 3am | 64°F18°C | 2 mph4 km/h East | Mostly Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 6 | 57°F14°C | 67°F19°C | 6 mph10 km/h from North | Mostly Cloudy | Mostly Cloudy |
| September 7 | 61°F16°C | 71°F22°C | 6 mph10 km/h from East | Mostly Clear | Clear |
| September 8 | 59°F15°C | 71°F22°C | 7 mph11 km/h from East | Mostly Clear | Clear |
| September 9 | 59°F15°C | 70°F21°C | 9 mph15 km/h from Southeast | Partly Cloudy | Rain |
| September 10 | 60°F16°C | 67°F19°C | 14 mph23 km/h from Southeast | Rain | Drizzle |
| September 11 | 57°F14°C | 70°F21°C | 7 mph12 km/h from South | Drizzle | Partly Cloudy |
| September 12 | 56°F13°C | 66°F19°C | 6 mph10 km/h from South | Mostly Cloudy | Drizzle |
No
Low of 61°F16°C, High of 72°F22°CWind: 6 mph10 km/h
Precipitation: None