Zadar Weather in September
In Zadar, September brings high daytime temperatures around 25°C (77°F), with nights cooling to 18°C (64°F). Expect quite a bit of rainfall this month.
Rainfall in Zadar in September
Past climate data indicates that roughly 11 days will see rain, totalling around 109 mm (4.3 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Zadar in September
September in Zadar brings typical temperatures with highs around 25°C (77°F) and lows of 18°C (64°F). Overall, the month follows a fairly predictable daily temperature pattern. With lows of 18°C (64°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Zadar in September
There are approximately 248 hours of sunshine this month, resulting in mostly clear days.
Average water temperature in September
At 23°C (73°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.If you prefer dry days with pleasant temperatures, May and June typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Croatia, check out our Zadar's climate page.
Zadar Temperature in September
Min Temperature
18°C (64°F)
Max Temperature
25°C (77°F)
Water Temperature
23°C (73°F)
Chance of Rain
36%
Precipitation
109 mm (4.3 in)
Rainy days
11 days
Humidity
73%
Sunshine
248 hours
Percentage Sunshine
Daily Historical Temperatures
47-year average (1976-2025)
Based on our historical records, temperatures in Zadar typically drop from around 27°C (81°F) at the start of September to approximately 23°C (73°F) by the end. Nights are cool, with lows typically ranging from 11°C (52°F) to 16°C (61°F).
Average temperatures in September
Daily Historical Precipitation
47-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Zadar in September
Browse day-by-day weather records for Zadar spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Zadar historical weather extremes in September
The extremes listed below come from historical weather data collected in Zadar from 1994 through 2025.
- The warmest day in September was on September 3, 2011, with a maximum of 34°C (93°F).
- On September 29, 2002, Zadar saw its coldest September day with temperatures maxing out at 16°C (61°F).
- Zadar registered its coldest September night on September 30, 1995, with temperatures dropping to 3°C (37°F).
Best Places in Croatia in September
Find out more about the weather in Croatia and which places have the best travel conditions in this month. See all of Croatia in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Zadar in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. The water temperature sits at about 23°C (73°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Zadar in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Croatia, check out our Zadar's climate page.
Temperature Rainfall Sunshine Humidity Water Temp
See the full Zadar climate overview or explore weather in Croatia.
