Mild
Average highs are around 26°C, so days are mild rather than hot.
August verdict
Good for holiday weather
Average highs are around 26°C, so days are mild rather than hot. Sunshine averages 8.6h per day, so bright days are a strong part of the month. Rainfall averages 67mm, which is relatively low for holiday planning.

Monthly averages
Temp
26°C
Rain
67mm
Sun
8.6h
Sea
25°C
Weather score
69
Good
Mild
Average highs are around 26°C, so days are mild rather than hot.
Drier
Rainfall averages 67mm, which is relatively low for holiday planning.
Bright
Sunshine averages 8.6h per day, so bright days are a strong part of the month.
Swimmable
Sea temperatures average 25°C, which can work for swimming but may feel fresh.
Map
Compare Mostar, Bosnia Herzegovina with nearby places by weather score, rain, sun, temperature, and swim conditions.
August26°C average high
August is one of Mostar's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
August67mm average rain
August is one of Mostar's driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsMay to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
August8.6 hours average sun
August is brighter than Mostar's yearly average, though the strongest sunshine usually sits closer to the peak months.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
August25°C average sea
August is one of Mostar's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJune to September
Sea temperatures are usually near 22°C in this stretch, so swimming comfort is at its strongest.
August69 weather score
August is one of Mostar's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJuly to August
These months have the strongest weather score in the monthly averages.