Month by month
| Month | Afternoon | Sea | Rain | Verdict |
|---|---|---|---|---|
| January | 10 °C | 15 °C | 11 days | Unfavourable season |
| February | 11.7 °C | 13.8 °C | 10 days | Unfavourable season |
| March | 13.8 °C | 13.3 °C | 10 days | Possible, with trade-offs |
| April | 17.2 °C | 14.4 °C | 9 days | Possible, with trade-offs |
| May | 21.4 °C | 17.5 °C | 10 days | Pleasant — a good time to go |
| June | 26.5 °C | 22.4 °C | 6 days | Ideal — one of the best times of year |
| July | 29.9 °C | 25.5 °C | 4 days | Ideal — one of the best times of year |
| August | 30.1 °C | 26.3 °C | 4 days | Ideal — one of the best times of year |
| September | 24.9 °C | 24.1 °C | 9 days | Ideal — one of the best times of year |
| October | 20.1 °C | 21.2 °C | 10 days | Pleasant — a good time to go |
| November | 15.3 °C | 19.3 °C | 13 days | Possible, with trade-offs |
| December | 11.9 °C | 16.8 °C | 12 days | Unfavourable season |
Before you go
Three things to check once you have picked your dates.
Entry
Croatia is in the European Union. Entry rules depend on your nationality — check before booking.
Safety
No specific restrictions
Usual precautions apply.
Official advice updated 11 August 2026
Health
Recommended vaccinations, water quality, mosquitoes: advice depends on the country and the season. Some vaccines need time before departure.
Beau Fixe is not a safety or health authority. These notes summarise public advisories and link to their source; only the competent authorities are authoritative. Alert levels: Foreign, Commonwealth & Development Office (gov.uk), Open Government Licence v3.0.
FAQ
Can you swim in Zadar in August?
The sea averages 26.3°C in August — yes, pleasant swimming.
How hot is Zadar in August?
Expect 30.1°C in the afternoon and 20.9°C at night, averaged over the last 10 years.
Does it rain a lot in Zadar in August?
Around 4 days with rain (≥ 1 mm) in the month — 14% of days.