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Mostar Weather in August

August in Mostar averages 29°C (84°F) during the day and 16°C (61°F) at night. The perfect conditions and moderate rainfall make it a solid month to visit.

Rainfall in Mostar in August

Climate statistics over the past 30 years suggest around 9 days of rain, with 60 mm (2.4 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.

Temperature in Mostar in August

Mostar in August is worth a visit. The temperature is perfect, with 29°C (84°F) during the day and 16°C (61°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 16°C (61°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. It's the warmest month of the year on average, so summer clothing is the way to go.

Sunshine in Mostar in August

With approximately 304 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

If your ideal day consists of dry skies and pleasant temperatures, June, July and August typically offer the best circumstances for Mostar.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Bosnia and Herzegovina, check out our Mostar's climate page.

Mostar Temperature in August

Min TemperatureMin Temperature 16°C (61°F)  
Max TemperatureMax Temperature 29°C (84°F)  
Chance of RainChance of Rain 30%  
PrecipitationPrecipitation 60 mm (2.4 in)  
Rainy daysRainy days 9 days  
HumidityHumidity 54%  
SunshineSunshine 304 hours  
Percentage SunshinePercentage Sunshine  

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Mostar typically drop from around 33°C (91°F) at the start of August to approximately 30°C (86°F) by the end. Nights are pleasant, with lows typically ranging from 14°C (57°F) to 17°C (63°F).

Average temperatures in August

Daily Historical Precipitation

49-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in August

Historical weather for Mostar in August

Browse day-by-day weather records for Mostar spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Mostar historical weather extremes in August

The extremes listed below come from historical weather data collected in Mostar from 1996 through 2025.

  • The warmest day in August was on August 2, 1998, with a maximum of 43°C (109°F).
  • The coldest August day was on August 29, 1998, with a maximum of 20°C (68°F).
  • The lowest overnight temperature recorded in August was 5°C (41°F) (August 9, 2005).

Best Places in Bosnia and Herzegovina in August

Find out more about the weather in Bosnia and Herzegovina and which places have the best travel conditions in this month. See all of Bosnia and Herzegovina in August →

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Mostar in August

Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Mostar in August

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
8/10
Outdoor sports
8/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Bosnia and Herzegovina, check out our Mostar's climate page.

More climate data for Mostar