Zadar weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: June – August
What is the weather like in Zadar in September?
In September, Zadar is warm: daytime highs average 24 °C, and nights cool down to about 16 °C. The sea averages 23.4 °C – pleasant for swimming. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 114 mm. All in all, September is an excellent month for a holiday in Zadar.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 97 | 82 | 36 |
| Day | 30° | 24° | 20° |
| Night | 20° | 16° | 12° |
| Sea | 26° | 23° | 21° |
| Sun | 10 h | 7 h | 6 h |
| Rain days | 6 | 8 | 10 |
More details for September
- Daylight
- 12 h 35 min06:37 – 19:12
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 2 daysdew point 18 °C or more
- Wind
- 16 km/haverage daily peak
- Cloud cover
- 40 %on average
- Hot days
- 1 day30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+2Europe/Zagreb
How the score comes together
- Temperatureweight 35 %88 %
- Seaweight 25 %91 %
- Sunshineweight 20 %70 %
- Few rainy daysweight 20 %72 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in September
- Swimwear
- Sunscreen
Zadar in September: quick answers
Is Zadar hot in September?
Warm rather than hot: in September, daytime highs in Zadar average 24 °C and nights cool to about 16 °C. On about 1 days the thermometer climbs to 30 °C or more.
Can you swim in Zadar in September?
Yes. In September the sea averages 23.4 °C – pleasant for swimming.
Does it rain much in Zadar in September?
Rain falls on about 8 days, adding up to 114 mm.
Zadar month by month
The whole year in ZadarAll destinations: CroatiaWhere to go in SeptemberSea temperature in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)