Yes
you do need a jacket based on the weather in Kraków, Poland 1 second ago
Why? Because it's cool. Pleasantly cool, but cool and there are strong winds blowing out there!
56°F13°C & Mostly Cloudy
Wind is 13 mph21 km/h from the West, gusting to 27 mph43 km/h
| September 17 | ||||
| 5am | 56°F13°C | 14 mph22 km/h West | Drizzle | |
| 6am | 58°F15°C | 14 mph22 km/h West | Partly Cloudy | |
| 7am | 61°F16°C | 14 mph23 km/h West | Mostly Cloudy | |
| 8am | 61°F16°C | 14 mph23 km/h West | Partly Cloudy | |
| 9am | 61°F16°C | 14 mph22 km/h West | Partly Cloudy | |
| 10am | 61°F16°C | 13 mph22 km/h West | Partly Cloudy | |
| 11am | 60°F16°C | 11 mph18 km/h West | Mostly Clear | |
| 12pm | 59°F15°C | 10 mph15 km/h West | Mostly Clear | |
| 1pm | 57°F14°C | 8 mph13 km/h West | Mostly Clear | |
| 2pm | 55°F13°C | 7 mph12 km/h West | Mostly Clear | |
| 3pm | 53°F12°C | 7 mph11 km/h West | Clear | |
| 4pm | 52°F11°C | 7 mph11 km/h West | Clear | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| September 16 | 50°F10°C | 61°F16°C | 12 mph20 km/h from West | Drizzle | Mostly Clear |
| September 17 | 47°F8°C | 67°F19°C | 8 mph13 km/h from West | Partly Cloudy | Mostly Cloudy |
| September 18 | 57°F14°C | 74°F24°C | 8 mph14 km/h from West | Mostly Clear | Clear |
| September 19 | 54°F12°C | 83°F29°C | 3 mph5 km/h from Southwest | Clear | Mostly Clear |
| September 20 | 58°F15°C | 82°F28°C | 4 mph6 km/h from South | Mostly Clear | Mostly Clear |
| September 21 | 58°F15°C | 80°F27°C | 6 mph10 km/h from Southwest | Mostly Clear | Partly Cloudy |
| September 22 | 57°F14°C | 66°F19°C | 8 mph13 km/h from Northeast | Mostly Cloudy | Cloudy |
Yes
Low of 47°F9°C, High of 67°F20°CWind: 8 mph13 km/h
Precipitation: None