Dubrovnik (Dalmatia) weather in August

August in Dubrovnik: sweltering, a little rain — fine if you can take 36°C afternoons.

Updated September 2026 · climate normals from ERA5 reanalysis

Dubrovnik🇭🇷 Croatia · Adriatic Coast · Beach90
  1. 52Jan
  2. 58Feb
  3. 63Mar
  4. 73Apr
  5. 78May
  6. 92Jun
  7. 94Jul
  8. 90Aug
  9. 85Sep
  10. 77Oct
  11. 54Nov
  12. 50Dec

#3 of 12 months in Dubrovnik · #228 of 1413 destinations to visit in August · comfort 90/100 (tier S)

Days
31°C
Nights
25°C
Wet days
7
Sun
12.4 h
Humidity
67%
Daylight
14 h
Dubrovnik, Croatia
Photo: Diego F. Parra · Pexels

What August is like in Dubrovnik

The busiest and hottest month, with Italian and Croatian holidays overlapping and the sea at its warmest.

peaksea warm

confidence: high

Traveller notes on Dubrovnik in August

Two crowds meet here in August. The summer holiday fills the coast, and the cruise ships land two or three thousand people at a time into an old town small enough to feel it - the board describes busy from eight in the morning until nine at night on a multi-ship day. Their advice never changes: walk the walls first thing, because there is no shade up there and the middle of the day is miserable. Our row explains the word. 31.3C reads as 36C at 67 percent humidity, over nights that stay at 24.5C, so the stone never really cools. Rain is 59.9mm across 7.3 days. The sea is 26.4C, within a third of a degree of July's peak. The record: 12.4 hours of sun, a 14.7 kph wind and AQI 54.
WalkTheWallsBeforeNine · August · 1 month ago · Read more on Tripadvisor ↗

Other months in Dubrovnik

Regulars call the end of this month arguably the best stretch of the whole year here, lovely warm weather and noticeably thinner crowds than peak season, with one real caveat - the sea itself hasn't fully caught up yet for anyone specifically planning to swim. Our row backs that mild, genuinely showery read, 23.1C over 16.8C nights, with a substantial 116.5mm of rain across 14 days and humidity at 75 percent. Regulars are consistent flowers and trees are in full, glorious bloom by this point, long daylight hours making the Old Town walls and cable car genuinely pleasant to explore without summer's heat. A light jacket and scarf remain worth packing for evenings and any ferry rides. The sea sits at 18.8C, swimmable for some but still cool for most. The record: 11.9 hours of sun, a 16.2 kph wind and AQI 48.
BestPartOfYearExceptForSwimming · May · 1 month ago · Read more on Tripadvisor ↗
June here is a lovely month with the countryside at its best, and the crowd is not a function of the month at all - it is a function of which cruise ships are docked that day. Regulars say the first week can be heaving with ships in almost daily, that the old town is busy even without them, and that a docking schedule is published and can be checked before choosing a date. The walls are the pinch point: go early or after three, because the tour groups hold them from about half past ten to three, and at 28.1C reading as 31C the late morning is the worst of both. Our row gives 53.4mm across 8 days, 13.2 hours of sun and a 24.1C sea. The record: 21.8C nights, humidity 73 percent and AQI 49.
CheckWhichShipsAreIn · June · 1 month ago · Read more on Tripadvisor ↗
Forum posters call March a genuine toss-up: it might be warm-ish and sunny, or it might turn cool and rainy, but either way it's usually milder than most of Europe or North America at the same time of year. The Old Town stays far from deserted but foot traffic is notably light, which posters count as a real upside alongside cheaper prices. Major sights and most restaurants are open, though exact dates can shift around when Easter falls that year. Swimming is out - the sea's still too cold - and several posters suggest leaning toward the back half of March over the front half if the dates are flexible.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe January as typically 5-7C, cold but sometimes brightly clear rather than uniformly grey - and on those clear days, visibility is called excellent, which posters specifically recommend for the cable car up Mount Srd. Opinion is genuinely split: some visitors enjoy January precisely because it's quiet, with a real understanding that attractions shut early (the city walls by 3pm) and few restaurants stay open; others say the cold and closures make spring or autumn a better call. Wet, windy stretches are also common, so the overall read is that January rewards visitors who go in with realistic, modest expectations rather than a full sightseeing itinerary.
Tripadvisor community · January · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Dubrovnik's card on the map.

Dubrovnik climate normals — August

Daytime high31°C / 88°F🔥 sweltering
Nighttime low25°C / 76°F
Feels like (high)36°C / 97°F
Sea temperature26°C / 80°F😎 warm sea
Rainfall60 mm / 2.4 in🌦 some rain
Rainy days7 days
Humidity67%💧 humid
Dew point17°C / 63°F
Sunshine12.4 h/day
Daylight13.9 h
Wind15 km/h / 9 mph
Air quality (US AQI)54🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Dubrovnik in August

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsthe editor's peak month, Cruise season, Dubrovnik Summer Festival

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Dubrovnik's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Best weatherDubrovnik's weather peaks June–August, best around July.

August includes Dubrovnik Summer Festival.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Dubrovnik in August

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Rule

    Old town caps and walls tickets

    1 Jan – 31 DecBook early

    The city limits how many cruise passengers land in a day, meters the walls with timed tickets and fines you for wheeling a suitcase over the stone. The walls ticket is the expensive part of any visit here. Source ↗

  • Season

    Cruise season

    1 Apr – 31 Oct · usuallyCrowded

    The port takes at most two ships a day under an agreement with the city, but on a two-ship morning the walls and the Stradun are a slow-moving queue until early afternoon. Walk them at eight or at six. Source ↗

  • Opening

    Island ferry season

    15 Apr – 20 Oct · usuallySummer season opens

    The catamarans to Mljet, Korčula and the Elafiti run to a summer timetable only; outside it the islands drop to a couple of sailings a week and a day trip stops being possible. Source ↗

  • Season

    Sea warm enough to swim

    15 Jun – 31 Oct · usually

    The Adriatic here holds its heat well into October, which is why locals rate September and October above June for swimming off the rocks below the walls.

  • Hazard

    Coastal wildfire season

    1 Jul – 10 Sep · usuallySmoke season

    Dry pine and a hot bora is the combination that starts fires along this coast most summers; open flames are banned outright and the smoke can shut a coastal road for a day. Source ↗

  • Festival

    Dubrovnik Summer Festival

    10 Jul – 25 AugArts festivalCrowded

    Forty-seven days of theatre, opera and concerts staged in courtyards, on Fort Lovrjenac and on the island of Lokrum, using the town itself as the set. It has run since 1950. Source ↗

  • Holiday

    Italian and Croatian holidays

    1–25 Aug · usuallySchool holidaysCrowdedBook early

    Italian Ferragosto and the Croatian holiday fortnight overlap and the alleys go shoulder to shoulder. It is the most expensive and least pleasant stretch of the year inside the walls. Source ↗

  • Holiday

    Assumption Day, 15 August

    14–16 AugNational holidayCrowdedClosures

    15 August, Velika Gospa, is a public holiday at the height of summer. Churches hold processions and masses, many shops close, and it makes one of the busiest weekends of the year on coast roads, ferries and in accommodation, so book crossings ahead. Source ↗

What's on around the world in August →

Nearby, and something's on

Within 300 km of Dubrovnik — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Dubrovnik?

Loading map…

Dubrovnik in August — FAQ

Is August a good time to visit Dubrovnik?
August in Dubrovnik: sweltering, a little rain — fine if you can take 36°C afternoons. It ranks #3 of 12 months for Dubrovnik on SeasonMap's comfort score (90/100).
What is the weather like in Dubrovnik in August?
In August, Dubrovnik averages a daily high of 31.3°C and a low of 24.5°C, with about 59.9 mm of rain over roughly 7.3 rainy days.
What is the air quality in Dubrovnik in August?
Dubrovnik has a mean US Air Quality Index of about 54 in August.

Within 300 km: Kotor's Boka Night on 22 Aug, and Budva's Grad Teatar on 28 Jun – 25 Aug.