Mostar weather in August
August in Mostar: hot, a little rain, with clean air — a great time to visit.
#7 of 12 months in Mostar · #311 of 604 destinations to visit in August · comfort 79/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
Mostar climate normals — August
| Daytime high | 31°C / 88°F | 🥵 hot |
|---|---|---|
| Nighttime low | 19°C / 66°F | |
| Feels like (high) | 33°C / 91°F | |
| Rainfall | 71 mm / 2.8 in | 🌦 some rain |
| Rainy days | 8 days | |
| Humidity | 63% | 💧 humid |
| Dew point | 17°C / 62°F | |
| Sunshine | 12.3 h/day | |
| Daylight | 13.9 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 46 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Mostar?
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Mostar in August — FAQ
- Is August a good time to visit Mostar?
- August in Mostar: hot, a little rain, with clean air — a great time to visit. It ranks #7 of 12 months for Mostar on SeasonMap's comfort score (79/100).
- What is the weather like in Mostar in August?
- In August, Mostar averages a daily high of 31°C and a low of 18.9°C, with about 70.5 mm of rain over roughly 7.8 rainy days.
- What is the air quality in Mostar in August?
- Mostar has a mean US Air Quality Index of about 46 in August.