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Croatia

Dubrovnik weather in August

Is it warm? Yes. August in Dubrovnik is hot: afternoons average 30°C and nights 22°C. Most days (80%) peak between 27°C and 33°C.

Hot · average high

30°C

25°C or more on almost every day.

  • Average low22°overnight
  • Sea27°average, 2023–2025
  • Rainy days450 mm in the month
  • SkyMostly clear21% cloud · 73% clear days

How warm it really gets

Every August afternoon from 2011–2025: 465 days. Most (80%) peaked between 27° and 33°.

Number of August days by daily high, 2011–2025.

August, year by year

The average August high in each year. The warmest, 2024, averaged 32°C; the coolest, 2014, 27°C.

Average August high by year: 2011: 29.4°C, 2012: 30.6°C, 2013: 29.5°C, 2014: 27.3°C, 2015: 30°C, 2016: 28.4°C, 2017: 31.4°C, 2018: 30.4°C, 2019: 30.4°C, 2020: 29.7°C, 2021: 30°C, 2022: 30.5°C, 2023: 29.5°C, 2024: 32.4°C, 2025: 29.9°C.

Compared with home

Average August highs. Expect rain on about 4 days (50 mm in a typical month).

  • Dubrovnik30°
  • London22°
  • Manchester19°
  • Dublin19°
  • Cork19°
  • Belfast18°
  • Glasgow18°

Other months

Dubrovnik all year · Where else is hot in August

Warmer in August, not much further

Flying times are estimates from Dublin; Dubrovnik is about 3h 15m.

  • Hot in Aug

    31°C average high

    avg high · 23° at night

    25°C+ on almost every day

    Mallorca

    Balearic Islands, Spain

    Sea
    28°
    Rain
    2 days
    Sky
    Mostly clear
    From Dublin
    ≈ 2h 30m

  • Very hot in Aug

    37°C average high

    avg high · 22° at night

    25°C+ on almost every day · often 35°C+

    Seville

    Spain

    Sea
    Inland
    Rain
    0 days
    Sky
    Mostly clear
    From Dublin
    ≈ 2h 45m

  • Hot in Aug

    32°C average high

    avg high · 21° at night

    25°C+ on almost every day

    Rome

    Italy

    Sea
    Inland
    Rain
    3 days
    Sky
    Mostly clear
    From Dublin
    ≈ 2h 45m

Air: ERA5 reanalysis via Open-Meteo, 2011–2025. Sea: Copernicus Marine analysis via Open-Meteo, 2023–2025. Rainy day = 2 mm or more. Clear day = average cloud cover of 30% or less. These are averages of past weather, not a forecast. Methodology