Poland in May: where is it warmest?
In May, Warsaw is the warmest place with 19 °C by day, Międzyzdroje the coolest with 15 °C. 37 of 46 destinations have good holiday weather.
All destinations in May, warmest first
Long-term averages for the month: daytime high, sea, sunshine and rainy days.
| Place | Score | Air | Sea | Sun | Rain days |
|---|---|---|---|---|---|
| Warsaw | 82 | 19° | – | 9 h | 12 |
| Bydgoszcz | 82 | 19° | – | 8 h | 11 |
| Kostrzyn nad Odrą | 82 | 19° | – | 8 h | 10 |
| Poznań | 81 | 19° | – | 8 h | 11 |
| Gorzów Wielkopolski | 81 | 19° | – | 8 h | 11 |
| Lublin | 80 | 19° | – | 9 h | 12 |
| Zielona Góra | 80 | 19° | – | 7 h | 11 |
| Wrocław | 79 | 19° | – | 7 h | 11 |
| Toruń | 79 | 19° | – | 7 h | 12 |
| Legnica | 79 | 19° | – | 7 h | 11 |
| Opole | 77 | 19° | – | 7 h | 12 |
| Przemyśl | 77 | 19° | – | 8 h | 13 |
| Kraków | 75 | 19° | – | 8 h | 13 |
| Częstochowa | 75 | 19° | – | 7 h | 13 |
| Rzeszów | 75 | 19° | – | 8 h | 14 |
| Gliwice | 74 | 19° | – | 7 h | 13 |
| Białystok | 83 | 18° | – | 9 h | 12 |
| Malbork | 78 | 18° | – | 8 h | 12 |
| Kielce | 78 | 18° | – | 8 h | 13 |
| Łódź | 77 | 18° | – | 7 h | 12 |
| Zabrze | 74 | 18° | – | 7 h | 14 |
| Auschwitz | 73 | 18° | – | 7 h | 14 |
| Chorzów | 73 | 18° | – | 7 h | 14 |
| Katowice | 72 | 18° | – | 7 h | 14 |
| Cieszyn | 72 | 18° | – | 7 h | 14 |
| Bytom | 72 | 18° | – | 7 h | 14 |
| Bielsko-Biała | 69 | 18° | – | 7 h | 15 |
| Elbląg | 81 | 17° | – | 8 h | 10 |
| Gdańsk | 78 | 17° | 10° | 8 h | 11 |
| Suwałki | 77 | 17° | – | 9 h | 12 |
| Szczecin | 75 | 17° | – | 8 h | 11 |
| Olsztyn | 73 | 17° | – | 7 h | 12 |
| Jelenia Góra | 70 | 17° | – | 7 h | 13 |
| Świeradów-Zdrój | 68 | 17° | – | 7 h | 15 |
| Sopot | 26 | 17° | 9° | 8 h | 12 |
| Wałbrzych | 63 | 16° | – | 7 h | 14 |
| Szklarska Poręba | 59 | 16° | – | 7 h | 16 |
| Darłowo | 29 | 16° | 9° | 8 h | 10 |
| Koszalin | 28 | 16° | 9° | 8 h | 11 |
| Pobierowo | 28 | 16° | 10° | 8 h | 11 |
| Kołobrzeg | 26 | 16° | 10° | 8 h | 12 |
| Świnoujście | 25 | 16° | 12° | 8 h | 11 |
| Słupsk | 70 | 15° | – | 8 h | 11 |
| Gdynia | 69 | 15° | 9° | 8 h | 11 |
| Zakopane | 51 | 15° | – | 7 h | 17 |
| Międzyzdroje | 26 | 15° | 12° | 8 h | 11 |
Poland in May: quick answers
Poland in May: where is it warmest?
The warmest places in May are Warsaw (19 °C), Bydgoszcz (19 °C) and Kostrzyn nad Odrą (19 °C).
Poland in May: where is the sea warmest?
The sea is warmest at Świnoujście (12 °C), Międzyzdroje (12 °C) and Gdańsk (10 °C).
Poland in May: where is the weather best?
The best holiday weather in May – warm, sunny and dry – is in Białystok, Warsaw and Bydgoszcz.
Poland month by month
Poland: weather & best time to visit
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences