# Zagreb in August: weather

Zagreb, Croatia (Europe). Ten-year climatology (2015-2024), not a forecast. Page: https://beaufixe.net/en/weather/zagreb/august

## Key figures

| Indicator | Value |
|---|---|
| Afternoon (mean daily max) | 28 °C |
| Night (mean daily min) | 17.8 °C |
| Rainy days (≥ 1 mm) | 9 / month |
| Relative humidity | 68 % |
| Probability of a 25 °C+ afternoon | 79 % |

## Month by month

| Month | Afternoon | Night | Sea | Rain (d) |
|---|---|---|---|---|
| January | 5.2 °C | -2 °C | – | 10 |
| February | 8.9 °C | 0.2 °C | – | 8 |
| March | 12.4 °C | 2.2 °C | – | 9 |
| April | 16.9 °C | 6.2 °C | – | 9 |
| May | 20.6 °C | 11.1 °C | – | 15 |
| June | 26.2 °C | 16 °C | – | 11 |
| July | 28.4 °C | 18.1 °C | – | 9 |
| August | 28 °C | 17.8 °C | – | 9 |
| September | 22.5 °C | 13.3 °C | – | 10 |
| October | 17.1 °C | 8.7 °C | – | 9 |
| November | 10.6 °C | 3.8 °C | – | 9 |
| December | 6.3 °C | -0.2 °C | – | 9 |

Best months : August, July, June.

## Before you go

- **Safety** : No specific restrictions. Usual precautions apply. (official advice updated 11 August 2026 — https://www.gov.uk/foreign-travel-advice/croatia)
- **Entry** (British passport) : No visa needed for stays of up to 90 days. Passport valid for at least 3 months. Schengen rules: passport issued under 10 years ago, valid 3 months after leaving; your accommodation must register you with the police within 48 hours. (per the UK Foreign Office, 11 August 2026)
- **Vaccines** : hepatitis A and hepatitis B if you are not already vaccinated; tick-borne encephalitis depending on activities and areas visited. Routine vaccines up to date (measles in particular).
- **Yellow fever** : No yellow fever locally, vaccine not recommended. No entry requirement.
- **Malaria** : None.
  (per the CDC, page reviewed 25 August 2026 — https://wwwnc.cdc.gov/travel/destinations/traveler/none/croatia)

## Sources

Air, rain, humidity: ERA5-Land reanalysis (Copernicus) served by Open-Meteo (CC BY 4.0). Sea: NOAA OISST. Safety: FCDO (OGL v3), zones reviewed by Beau Fixe. Entry: France Diplomatie (Licence Ouverte 2.0) / FCDO. Health: CDC (public domain). Details: https://beaufixe.net/en/legal#sources

Beau Fixe — https://beaufixe.net — not a forecast; only the authorities are authoritative for safety, entry rules and health.