Zagreb weather in August
August in Zagreb: hot, rainy, with clean air — an excellent time to visit.
#5 of 12 months in Zagreb · #265 of 604 destinations to visit in August · comfort 82/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Zagreb climate normals — August
| Daytime high | 28°C / 82°F | 🥵 hot |
|---|---|---|
| Nighttime low | 18°C / 64°F | |
| Feels like (high) | 29°C / 84°F | |
| Rainfall | 88 mm / 3.4 in | 🌧 rainy |
| Rainy days | 11 days | |
| Humidity | 69% | 💧 humid |
| Dew point | 16°C / 61°F | |
| Sunshine | 11 h/day | |
| Daylight | 14.1 h | |
| Wind | 11 km/h / 7 mph | |
| Air quality (US AQI) | 49 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Zagreb?
Loading map…
Zagreb in August — FAQ
- Is August a good time to visit Zagreb?
- August in Zagreb: hot, rainy, with clean air — an excellent time to visit. It ranks #5 of 12 months for Zagreb on SeasonMap's comfort score (82/100).
- What is the weather like in Zagreb in August?
- In August, Zagreb averages a daily high of 27.6°C and a low of 17.9°C, with about 87.5 mm of rain over roughly 11.2 rainy days.
- What is the air quality in Zagreb in August?
- Zagreb has a mean US Air Quality Index of about 49 in August.