Dubrovnik has a Mediterranean climate, classified as Csa in the Köppen system. The warmest month is August with an average high of 29°C, while the coldest month is January with lows dropping to 5°C. The annual temperature range of 24°C reflects moderate seasonal variation.
The driest month is August with only 6 rain days and 52mm of precipitation. For travellers, August through to the following month typically offers the best balance of warm temperatures and dry conditions. Average humidity ranges from 65% to 65% throughout the year.
Best Time to Visit Dubrovnik
Based on temperature and rainfall data, the best months to visit Dubrovnik are June, July, September. These months offer the most comfortable temperatures with relatively low rainfall, ideal for sightseeing and outdoor activities.
In August, Dubrovnik experiences average highs of 29°C (84°F) and lows of 21°C (70°F). Expect around 6 rainy days and 13 hours of sunshine per day, with humidity averaging 65%. The 8°C gap between daytime and overnight temperatures is worth planning around: light layers work for most visitors during the day, but an overshirt or cardigan handles the cooler evenings. UV index averages 9, so sun protection is advisable on clear days.
Dubrovnik typically sees 6 rainy days in August, with total precipitation of around 52mm. This makes August one of the drier months of the year, and a reliable window for outdoor sightseeing and day trips. Rain showers tend to be brief when they do occur. For context, the driest month in Dubrovnik typically sees 4-6 fewer rain days than August.
Pack lightweight, breathable clothing (linen or cotton), a wide-brim sun hat, SPF 50+ sunscreen, and a refillable water bottle for Dubrovnik in August. The 29°C daytime heat demands sun protection during midday hours, typically 11am to 4pm. Rain is unlikely with only 6 wet days, so leave the umbrella at home and use the bag space for sunscreen. Quick-dry synthetic fabrics are preferable to cotton in 65% humidity.
Yes, August is an excellent time to visit Dubrovnik. With 13 daily sunshine hours and only 6 rainy days, conditions are ideal for sightseeing and outdoor activities. Temperatures averaging 29°C during the day are comfortable for long walks and outdoor dining. This is peak travel season, so booking accommodation in advance and arriving at popular attractions early in the morning helps avoid the busiest periods.
The average high temperature in Dubrovnik in August is 29°C (84°F), and the average low is 21°C (70°F). The mean daily temperature is approximately 25°C (77°F). The day-to-night range of 8°C is moderate, meaning a single light jacket covers most situations. These are 30-year climate normals based on the 1991 to 2020 reference period; individual years will vary, particularly in transitional months like spring and autumn.
The best month to visit Dubrovnik is generally July. July offers the most sunshine at 14 hours per day and only 6 rainy days. Average temperatures reach 28°C, making it comfortable for sightseeing, outdoor dining, and exploring the city. If your travel dates are flexible, planning your trip around July gives you the best chance of dry, bright weather.
August is shoulder or low season in Dubrovnik, meaning fewer tourists and generally lower prices than peak months. With 13 sunshine hours and 6 rainy days, the weather is less of a draw for mass tourism. This is an advantage for travellers who prefer a quieter, more relaxed experience with shorter queues and easier accommodation availability.
In August, Dubrovnik suits a range of activities thanks to warm temperatures of 29°C. With few rainy days, outdoor activities are highly recommended. Top options include exploring historic neighbourhoods, visiting museums and galleries, local food markets, and day trips to surrounding areas. With 13 hours of sunshine, parks and waterfront walks are particularly enjoyable.