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When to go · Croatia

Croatia in September

Great month. Best month overall: warm sea, thinner crowds, grape harvest.

Key facts

Verdict
Great
Crowds
Medium
Croatia
Prices
Medium
Croatia

Verdict

GreatVoykit month rating for Croatia

Best month overall: warm sea, thinner crowds, grape harvest.

Is another month better than September?

No other month rates higher than September for Croatia in this guide.

Weather in September

  • Dalmatian coast and islands · Split, Hvar, Korčula, Dubrovnik, Zadarbest weather

    Sea 23–26 °C (73–79 °F) July–September; bura winds in winter stop catamarans. Many island businesses shut November–March.

  • Istria and Kvarner · Rovinj, Pula, Opatija, Rijekabest weather

    Slightly cooler and greener than Dalmatia; truffle season September–November inland.

  • Continental Croatia · Zagreb, Plitvice, Slavoniabest weather

    Cold grey winters with snow at Plitvice; summers hot in Zagreb. Advent in Zagreb fills December weekends.

  • Brač: Brač island coast · entire islandwarm

    Mediterranean; dry summer, mild winter; peak sun July–August, occasional strong winds (bura).

  • Central Croatia: Zagreb and the Sava plain · Zagreb, Sisak, Karlovac, Bjelovarbest weather

    Continental: hot summers (30 °C (86 °F)+), cold winters with snow and fog. May–June and September–October are the comfortable windows.

  • Central Croatia: Zagorje hills · Varaždin, Krapina, Krapinske Toplicebest weather

    Slightly cooler and wetter than Zagreb; hill roads can be icy in winter.

  • Dalmatia: Dalmatian coast · Split, Zadar, Dubrovnik and the islandsbest weather

    Mediterranean: dry hot summers, mild wet winters. July–August 30 °C (86 °F)+; sea warmest Jul–Sep. Bura wind can blow cold in winter.

  • Istria: Istrian coast · Rovinj, Pula, Porečbest weather

    Mediterranean; sea warm enough to swim June to September. August highs around 30 °C (86 °F).

  • Istria: Istrian interior · Motovun, Grožnjan, Pazinbest weather

    Cooler and wetter than the coast; hill towns can sit in cloud while the coast is sunny.

  • Kvarner: Kvarner coast (Rijeka, Opatija, Crikvenica) · the bay and the coastal stripbest weather

    July and August are hot and busy; the sea is warmest late July to early September. The bura blows coldest from December to March.

  • Slightly milder and windier than the mainland; ferries run less often outside June–September.

  • Kvarner: Highlands (Gorski kotar) · inland behind Rijekabest weather

    Mountain weather: snow and closed forest roads in winter, cool nights even in summer.

  • Northern Dalmatia: Coastal Northern Dalmatia · Zadar‑Šibenik corridorwarm

    Peak sunshine June‑August; occasional rain in late autumn.

  • Slavonia: Slavonia (Osijek, Vukovar, Slavonski Brod) · Pannonian plain between the Drava, Danube and Savabest weather

    Continental: hot summers (30 °C (86 °F)+ in July–August) and cold winters with snow; spring and early autumn are the comfortable months. Rain is spread through the year.

  • Zagreb23 °C (73 °F) / 11 °C (52 °F), 11 rain days
  • Đakovo24 °C (75 °F) / 12 °C (54 °F), 7 rain days
  • Banovci25 °C (77 °F) / 14 °C (57 °F), 9 rain days
  • Baska Voda27 °C (81 °F) / 17 °C (63 °F), 7 rain days
  • Baška24 °C (75 °F) / 15 °C (59 °F), 5 rain days
  • Beli25 °C (77 °F) / 17 °C (63 °F), 8 rain days
  • Biograd na Moru26 °C (79 °F) / 17 °C (63 °F), 8 rain days
  • Bjelovar24 °C (75 °F) / 13 °C (55 °F), 8 rain days
  • Bol27 °C (81 °F) / 18 °C (64 °F), 6 rain days
  • Bratuš26 °C (79 °F) / 17 °C (63 °F), 7 rain days
  • Cavtat26 °C (79 °F) / 15 °C (59 °F), 6 rain days
  • Crikvenica25 °C (77 °F) / 15 °C (59 °F), 9 rain days
  • Drvenik28 °C (82 °F) / 18 °C (64 °F), 4 rain days
  • Dubrovnik26 °C (79 °F) / 19 °C (66 °F), 7 rain days
  • Fažana26 °C (79 °F) / 17 °C (63 °F), 8 rain days
  • Hvar26 °C (79 °F) / 19 °C (66 °F), 6 rain days
  • Karlovac24 °C (75 °F) / 14 °C (57 °F), 7 rain days
  • Klek29 °C (84 °F) / 19 °C (66 °F), 6 rain days
  • Knin26 °C (79 °F) / 14 °C (57 °F), 8 rain days
  • Komarna28 °C (82 °F) / 19 °C (66 °F), 4 rain days
  • Korčula26 °C (79 °F) / 19 °C (66 °F), 6 rain days
  • Krapina23 °C (73 °F) / 12 °C (54 °F), 9 rain days
  • Krapinske Toplice22 °C (72 °F) / 10 °C (50 °F), 7 rain days
  • Lumbarda26 °C (79 °F) / 18 °C (64 °F), 7 rain days
  • Makarska26 °C (79 °F) / 17 °C (63 °F), 7 rain days
  • Malinska24 °C (75 °F) / 16 °C (61 °F), 8 rain days
  • Maslinica26 °C (79 °F) / 17 °C (63 °F), 6 rain days
  • Medulin25 °C (77 °F) / 16 °C (61 °F), 8 rain days
  • Milna27 °C (81 °F) / 18 °C (64 °F), 4 rain days
  • Motovun25 °C (77 °F) / 14 °C (57 °F), 5 rain days
  • Murter26 °C (79 °F) / 18 °C (64 °F), 7 rain days
  • Nin26 °C (79 °F) / 16 °C (61 °F), 8 rain days
  • Njivice25 °C (77 °F) / 16 °C (61 °F), 9 rain days
  • Novalja28 °C (82 °F) / 20 °C (68 °F), 6 rain days
  • Omiš26 °C (79 °F) / 17 °C (63 °F), 6 rain days
  • Opatija26 °C (79 °F) / 16 °C (61 °F), 6 rain days
  • Orebić28 °C (82 °F) / 18 °C (64 °F), 6 rain days
  • Osijek24 °C (75 °F) / 12 °C (54 °F), 9 rain days
  • Pag25 °C (77 °F) / 15 °C (59 °F), 5 rain days
  • Ploče26 °C (79 °F) / 17 °C (63 °F), 6 rain days
  • Poreč26 °C (79 °F) / 15 °C (59 °F), 5 rain days
  • Premantura25 °C (77 °F) / 17 °C (63 °F), 9 rain days
  • Promajna26 °C (79 °F) / 18 °C (64 °F), 7 rain days
  • Pula25 °C (77 °F) / 16 °C (61 °F), 7 rain days
  • Punat24 °C (75 °F) / 15 °C (59 °F), 8 rain days
  • Rab25 °C (77 °F) / 16 °C (61 °F), 3 rain days
  • Ražanac26 °C (79 °F) / 17 °C (63 °F), 9 rain days
  • Rijeka24 °C (75 °F) / 15 °C (59 °F), 9 rain days
  • Rovinj24 °C (75 °F) / 15 °C (59 °F), 5 rain days
  • Rtina25 °C (77 °F) / 17 °C (63 °F), 9 rain days
  • Samobor23 °C (73 °F) / 12 °C (54 °F), 9 rain days
  • Senj25 °C (77 °F) / 16 °C (61 °F), 9 rain days
  • Šibenik26 °C (79 °F) / 18 °C (64 °F), 6 rain days
  • Sisak24 °C (75 °F) / 14 °C (57 °F), 7 rain days
  • Slavonski Brod24 °C (75 °F) / 13 °C (55 °F), 8 rain days
  • Solta27 °C (81 °F) / 18 °C (64 °F), 9 rain days
  • Split26 °C (79 °F) / 17 °C (63 °F), 7 rain days
  • Ston28 °C (82 °F) / 19 °C (66 °F), 5 rain days
  • Supetar29 °C (84 °F) / 19 °C (66 °F), 5 rain days
  • Town Krk26 °C (79 °F) / 17 °C (63 °F), 8 rain days
  • Trogir26 °C (79 °F) / 17 °C (63 °F), 7 rain days
  • Ugljan28 °C (82 °F) / 18 °C (64 °F), 3 rain days
  • Umag26 °C (79 °F) / 18 °C (64 °F), 5 rain days
  • Unije26 °C (79 °F) / 16 °C (61 °F), 6 rain days
  • Varaždin23 °C (73 °F) / 13 °C (55 °F), 7 rain days
  • Vinisce26 °C (79 °F) / 17 °C (63 °F), 7 rain days
  • Vis27 °C (81 °F) / 18 °C (64 °F), 3 rain days
  • Vrbnik25 °C (77 °F) / 16 °C (61 °F), 8 rain days
  • Vrbovec21 °C (70 °F) / 11 °C (52 °F), 10 rain days
  • Vrsar25 °C (77 °F) / 17 °C (63 °F), 8 rain days
  • Vukovar24 °C (75 °F) / 14 °C (57 °F), 8 rain days
  • Zadar26 °C (79 °F) / 16 °C (61 °F), 8 rain days

Crowds and prices

Crowds · Croatia
Medium
Prices · Croatia
Medium

Compare two months

Weather, crowds and prices for any two months in Croatia, side by side.

  • Verdict

    Sep: Great

    May: Great

  • Crowds

    Sep: Medium

    May: Medium

  • Prices

    Sep: Medium

    May: Medium

  • Festivals listed

    Sep: 0

    May: 4

September: Best month overall: warm sea, thinner crowds, grape harvest.

May: One of the best months: warm days, full ferry timetables, Plitvice waterfalls at full flow.

Croatia: figures are long-term averages from this guide, not a forecast.

What to pack

Nothing unusual for the weather this month.

Build the full packing list for your trip →

Where to go in September

Rated best or good this month

  • Dalmatian coast and islands

    Best weather of the year (Split, Hvar, Korčula, Dubrovnik, Zadar)

  • Istria and Kvarner

    Best weather of the year (Rovinj, Pula, Opatija, Rijeka)

  • Continental Croatia

    Best weather of the year (Zagreb, Plitvice, Slavonia)

  • Zagreb

    Warm; good light.

  • Đakovo

    Best months: Apr–Jun, Sep–Oct

  • Banovci

    Best months: Apr–Jun, Sep–Oct (spring and early autumn are mild)

  • Baska Voda

    Best months: May–Jun, Sep–Oct

  • Baška

    Best months: May–Sep

  • Beli

    Best months: May–Oct

  • Biograd na Moru

    Best months: May–Jun, Sep–Oct

  • Bjelovar

    Best months: May–June, Sep–Oct

  • Bol

    Best months: May–June, September–October