Yes
you do need a jacket based on the weather in 05-825 Grodzisk Mazowiecki, Poland 1 second ago
Why? Because it's quite chilly!
46°F8°C & Mostly Clear
Wind is 4 mph7 km/h from the North, gusting to 11 mph17 km/h
| May 11 | ||||
| 3am | 48°F9°C | 5 mph8 km/h North | Mostly Clear | |
| 4am | 51°F11°C | 6 mph9 km/h North | Mostly Clear | |
| 5am | 53°F11°C | 6 mph10 km/h North | Partly Cloudy | |
| 6am | 54°F12°C | 6 mph10 km/h North | Mostly Cloudy | |
| 7am | 55°F13°C | 6 mph9 km/h North | Mostly Cloudy | |
| 8am | 56°F13°C | 6 mph9 km/h North | Mostly Cloudy | |
| 9am | 56°F13°C | 6 mph9 km/h North | Mostly Cloudy | |
| 10am | 56°F13°C | 6 mph10 km/h North | Mostly Cloudy | |
| 11am | 55°F13°C | 7 mph11 km/h North | Mostly Cloudy | |
| 12pm | 54°F12°C | 7 mph11 km/h North | Mostly Cloudy | |
| 1pm | 52°F11°C | 5 mph8 km/h North | Partly Cloudy | |
| 2pm | 49°F10°C | 4 mph7 km/h North | Mostly Cloudy | |
| Date | Low | High | Wind | Day | Night |
|---|---|---|---|---|---|
| May 10 | 37°F3°C | 56°F13°C | 6 mph9 km/h from North | Partly Cloudy | Partly Cloudy |
| May 11 | 38°F3°C | 57°F14°C | 7 mph11 km/h from North | Partly Cloudy | Partly Cloudy |
| May 12 | 40°F4°C | 60°F16°C | 7 mph12 km/h from Northwest | Partly Cloudy | Cloudy |
| May 13 | 46°F8°C | 61°F16°C | 10 mph15 km/h from West | Drizzle | Drizzle |
| May 14 | 37°F3°C | 53°F12°C | 10 mph16 km/h from Northwest | Drizzle | Rain |
| May 15 | 39°F4°C | 53°F12°C | 8 mph13 km/h from North | Drizzle | Rain |
| May 16 | 43°F6°C | 58°F14°C | 7 mph11 km/h from Northeast | Drizzle | Drizzle |
Yes
Low of 37°F3°C, High of 57°F14°CWind: 7 mph11 km/h
Precipitation: None