Yes

you do need a jacket based on the weather in Lublin, Poland 1 second ago

Why? Because too cold for just a hoodie, too warm for a parka!
46°F8°C & Mostly Cloudy

Wind is 7 mph12 km/h from the Southeast, gusting to 16 mph25 km/h
November 1
8pm46°F8°C8 mph12 km/h SouthMostly Cloudy
9pm47°F8°C7 mph12 km/h SouthMostly Cloudy
10pm47°F8°C7 mph12 km/h SouthMostly Cloudy
11pm48°F9°C7 mph12 km/h SouthCloudy
November 2
12am48°F9°C7 mph12 km/h SouthCloudy
1am48°F9°C7 mph12 km/h SouthCloudy
2am48°F9°C8 mph12 km/h SouthCloudy
3am48°F9°C8 mph12 km/h SouthCloudy
4am48°F9°C8 mph12 km/h SouthCloudy
5am49°F9°C8 mph13 km/h SouthCloudy
6am49°F10°C8 mph12 km/h SouthCloudy
7am51°F11°C8 mph13 km/h SouthCloudy
DateLowHighWindDayNight
October 3133°F1°C55°F13°C7 mph11 km/h from SoutheastPartly CloudyCloudy
November 148°F9°C61°F16°C7 mph11 km/h from SouthMostly CloudyRain
November 246°F8°C55°F13°C10 mph16 km/h from WestRainRain
November 343°F6°C51°F10°C7 mph11 km/h from WestPartly CloudyPartly Cloudy
November 441°F5°C54°F12°C6 mph10 km/h from SouthPartly CloudyPartly Cloudy
November 540°F4°C55°F13°C6 mph10 km/h from SouthPartly CloudyMostly Clear
November 640°F4°C54°F12°C7 mph11 km/h from SouthwestMostly ClearMostly Clear

Yes

Low of 47°F9°C, High of 61°F16°C
Wind: 7 mph11 km/h
Precipitation: None

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