Zagreb Weather in August
In August, Zagreb averages a high of 27°C (81°F) and a low of 18°C (64°F), from 53 years of daily records (1971–2025).
27°C
Average high
81°F
18°C
Average low
64°F
39°C
Record high
102°F · August 8, 2013
8°C
Record low
46°F · August 25, 1980
What August Is Like in Zagreb
- August in Zagreb has become 3.2°C (5.7°F) warmer on average: the 2010–2024 average against 1970–1989.
- 7 of the 10 warmest Augusts on record in Zagreb have come since 2010.
- The coldest August reading, 8°C (46°F) on August 25, 1980, has not been matched in 45 years.
- A typical August brings 0.7 days above 35°C (95°F).
At least 1 mm of rain falls on 24% of August days, and the month averages 84 mm in total.
Warmest: 2003 (31.6°C)Latest: 2023 (28.3°C)10-year averageLong-run average (27.0°C)
Look Up a Day in August
See the weather in Zagreb on any August date, year by year.
Source: NOAA GHCN-Daily, Zagreb-Gric (1971–2025). Averages cover 1971–2025. How we compute this