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CroatiaThe weather in September in Rovinj
It's warm in September in Rovinj with an average temperature of 25°C. Temperatures this month range from a low of 21°C to a high of 27°C. At night, you can expect temperatures between 13°C and 18°C.
Looking for sun? September isn’t a good month to be in Rovinj. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Rovinj, Croatia. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 32°C in 2019, Rovinj reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 14°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 6°C to a highest value of 23°C.
Water temperature
The water temperature at Rovinj is 26°C this month. Lovely temperature for a swim.
Rainfall amount
In September, there is an average of 134 mm of precipitation, spread over 16 days. The wind speed is around 3 Bft, mostly coming from the East.
Daily weather in September for Rovinj
Click on any day in September to get detailed info about the usual weather on that day in Rovinj. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Rovinj | New York | |
|---|---|---|
| Average temperature | 25°C | 27°C |
| Max. temperature | 27°C | 31°C |
| Min. temperature | 13°C | -5°C |
| Total precipitation | 134 mm | 57 mm |
| Rainy days | 16 days | 9 days |
Start of September
The month of September starts in Rovinj with hot temps, averaging around 27°C during the day and nights around 17°C.
Mid September
By mid-September, daytime temps drop to around 26°C, with nights around 17°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of September
By the end of September, the average daytime temperature in Rovinj is around 23°C, while nighttime temps are about 14°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
Find affordable trips to Rovinj
UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Rovinj for all months and discover the best travel time
Curious about the weather in other parts of Croatia? Check out the climate and weather for spots like Zagreb, Dubrovnik, Istria, or explore other destinations in Croatia.
Temperature charts
These charts show the average temperatures in September in Rovinj, Croatia. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Rovinj
Temperature in September in Rovinj over the years
Precipitation charts
These charts show the average amount of precipitation in September in Rovinj, Croatia. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Rovinj
Total precipitation in September in Rovinj over the years
Daily UV index in September in Rovinj
This chart shows the average daily UV index in September in Rovinj, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Rovinj
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Average weather in Rovinj by month
Click on a month below to see detailed weather info for Rovinj. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.