Croatia in May: where is it warmest?
In May, Osijek is the warmest place with 22 °C by day, Cres the coolest with 19 °C. 7 of 34 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 |
|---|---|---|---|---|---|
| Osijek | 81 | 22° | – | 8 h | 11 |
| Vukovar | 80 | 22° | – | 8 h | 11 |
| Zadar | 51 | 22° | 18° | 9 h | 10 |
| Makarska | 44 | 22° | 18° | 8 h | 12 |
| Knin | 86 | 21° | – | 9 h | 10 |
| Varaždin | 78 | 21° | – | 8 h | 13 |
| Zagreb | 77 | 21° | – | 8 h | 13 |
| Karlovac | 76 | 21° | – | 8 h | 13 |
| Šibenik | 50 | 21° | 18° | 9 h | 8 |
| Trogir | 50 | 21° | 18° | 9 h | 8 |
| Dubrovnik | 44 | 21° | 19° | 8 h | 11 |
| Nin | 44 | 21° | 18° | 9 h | 10 |
| Rovinj | 42 | 21° | 18° | 9 h | 10 |
| Rijeka | 33 | 21° | 17° | 8 h | 13 |
| Motovun | 79 | 20° | – | 8 h | 13 |
| Split | 42 | 20° | 18° | 9 h | 8 |
| Pula | 38 | 20° | 17° | 9 h | 10 |
| Novigrad | 38 | 20° | 18° | 9 h | 12 |
| Opatija | 38 | 20° | 17° | 9 h | 10 |
| Medulin | 38 | 20° | 17° | 9 h | 10 |
| Fažana | 38 | 20° | 17° | 9 h | 10 |
| Poreč | 37 | 20° | 18° | 9 h | 12 |
| Vrsar | 37 | 20° | 18° | 9 h | 12 |
| Umag | 35 | 20° | 18° | 8 h | 13 |
| Rab | 34 | 20° | 17° | 8 h | 12 |
| Senj | 33 | 20° | 17° | 8 h | 12 |
| Crikvenica | 33 | 20° | 17° | 8 h | 12 |
| Krk | 33 | 20° | 17° | 8 h | 12 |
| Labin | 30 | 20° | 17° | 8 h | 13 |
| Vis | 40 | 19° | 18° | 9 h | 6 |
| Hvar | 39 | 19° | 18° | 9 h | 8 |
| Omiš | 35 | 19° | 18° | 8 h | 10 |
| Mali Lošinj | 35 | 19° | 17° | 9 h | 8 |
| Cres | 25 | 19° | 17° | 8 h | 12 |
Croatia in May: quick answers
Croatia in May: where is it warmest?
The warmest places in May are Osijek (22 °C), Vukovar (22 °C) and Zadar (22 °C).
Croatia in May: where is the sea warmest?
The sea is warmest at Dubrovnik (19 °C), Zadar (18 °C) and Makarska (18 °C).
Croatia in May: where is the weather best?
The best holiday weather in May – warm, sunny and dry – is in Knin, Osijek and Vukovar.
Croatia month by month
Croatia: 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