Dubrovnik in Summer
In summer (June, July and August), Dubrovnik sees average daytime highs around 27°C and overnight lows near 19°C, with 155 mm of rain over about 20 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 23°C in early June to 26°C by late August. The sky is clear or mostly clear about 72% of the time across summer, and the air most often feels humid.
Summer is Dubrovnik's best season of the year to visit on our travel score. For the whole year in context, see Dubrovnik's year-round climate.
- Avg daytime high
- 27°C
- warmest season of the year
- Avg overnight low
- 19°C
- Rainfall
- 155 mm
- 20 wet days
- Avg wind
- 9 km/h
- Travel score
- 7.5
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Dubrovnik in Summer
Over the season highs climb from about 23°C in early June to 26°C by late August.
A typical summer day in Dubrovnik reaches about 27°C and drops to 19°C overnight. The warmest of the three months is August, the coolest June.
Dubrovnik weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / 4° | 150 | 11 | 1.1 | 9.2 | 2.0 |
| Feb | 10° / 4° | 144 | 10.9 | 1.4 | 10.3 | 2.3 |
| Mar | 13° / 6° | 132 | 11.4 | 0.9 | 11.6 | 3.6 |
| Apr | 16° / 10° | 134 | 12.6 | 0.2 | 13.1 | 4.8 |
| May | 20° / 14° | 92 | 10.3 | 0 | 14.4 | 6.5 |
| Jun | 25° / 17° | 62 | 7.8 | 0 | 15.1 | 7.6 |
| Jul | 28° / 20° | 40 | 5.7 | 0 | 14.8 | 7.6 |
| Aug | 28° / 20° | 53 | 6 | 0 | 13.7 | 7.3 |
| Sep | 23° / 16° | 139 | 9.1 | 0 | 12.3 | 7.3 |
| Oct | 19° / 13° | 194 | 11 | 0 | 10.8 | 6.2 |
| Nov | 15° / 9° | 241 | 13.7 | 0.1 | 9.6 | 4.0 |
| Dec | 10° / 5° | 195 | 13 | 0.5 | 8.9 | 2.4 |
Cloud cover in Summer
The sky is clear or mostly clear about 72% of the time across summer.
Chance of precipitation in Summer
Dubrovnik gets around 155 mm of rain over 20 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 9 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 54 min in early June to 13 h 06 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.8 kWh/m².
Is summer a good time to visit Dubrovnik?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is one of the better times to visit Dubrovnik for general sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Dubrovnik in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Dubrovnik sees daytime highs around 27°C and nights near 19°C. Pack light clothes and sun protection. About 20 days see rain.
Sea temperature near Dubrovnik in Summer
The nearest coast averages about 24°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea offshore is warmest in August at about 26°C and coldest in February near 14°C.
It's comfortable for a long swim from May 28 to Oct 28 — about 5.1 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 14 | 14 | 14 | 15 | 19 | 23 | 25 | 26 | 24 | 21 | 19 | 16 |
| Comfort | Bracing | Bracing | Bracing | Cool | Cool | Refreshing | Warm | Warm | Refreshing | Refreshing | Cool | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 14 | Bracing |
| Feb | 14 | Bracing |
| Mar | 14 | Bracing |
| Apr | 15 | Cool |
| May | 19 | Cool |
| Jun | 23 | Refreshing |
| Jul | 25 | Warm |
| Aug | 26 | Warm |
| Sep | 24 | Refreshing |
| Oct | 21 | Refreshing |
| Nov | 19 | Cool |
| Dec | 16 | Cool |
UV index in Dubrovnik in Summer
Clear-sky midday UV across summer averages around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Dubrovnik peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 3 | 5 | 7 | 7 | 8 | 9 | 8 | 6 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | Moderate |
| Apr | 7 | High |
| May | 7 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 6 | High |
| Oct | 4 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Dubrovnik?
Dubrovnik sits at 42.6°N, 18.1°E, 9 m above sea level, in Croatia. The nearest listed city is Trebinje, 21 km away.
Topography around Dubrovnik
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Dubrovnik.
Within 3 km, the terrain around Dubrovnik has significant variations in elevation — a maximum elevation change of 406 m around an average of 100 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 901 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,966 m.
The land around Dubrovnik is covered by water (46%) and trees (28%) within 3 km, water (51%) and trees (27%) within 16 km, and trees (36%) and water (36%) within 80 km.
Croatia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 53% of US
- price level, 2025
- GDP per capita
- $27,104
- 2025
- Happiness
- 6.0 / 10
- World Happiness, 2025
- Safe drinking water
- 87%
- of population, 2024
- Homicide rate
- 0.7
- per 100k, 2023
- Road deaths
- 7.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 617
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Dubrovnik (42.6412°, 18.1091°, elevation 9 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.