Last updated: March 17, 2025
In September, Rovinj, Croatia, experiences a delightful climatic transition marked by maximum temperatures reaching a warm 30°C (86°F) and an average hovering around a pleasant 21°C (70°F). With minimum temperatures dipping to a cool 12°C (54°F), the month offers a comfortable environment for visitors. Precipitation is notable, with 153 mm (6.0 in) falling over approximately 10 days, contributing to a relative humidity of 64%. This combination of warmth, occasional rain, and mild humidity creates an inviting atmosphere, perfect for exploring the picturesque coastal town and its stunning surroundings.
In Rovinj, Croatia, September marks a delightful transition into early autumn, featuring mild temperatures that cater to a variety of outdoor activities. With minimums reaching 12°C (54°F) and daytime averages settling around 21°C (70°F), residents and visitors alike can enjoy pleasant weather. The maximum temperature peaks at a warm 30°C (86°F), reminiscent of summer's last embrace. This month strikes a perfect balance, offering the lingering warmth of summer while hinting at the cooler days ahead, making it an ideal time for exploring the charming coastal town and its stunning landscapes. As daylight wanes, the comfortable climate invites leisurely strolls along the picturesque waterfront, blending the vibrancy of late summer with the serenity of autumn.
September in Rovinj, Croatia, marks a significant shift in precipitation patterns, with rainfall totaling 153 mm (6.0 in) over 10 days, making it the wettest month of the year. This spike follows a summer of relatively low rainfall, where August recorded just 48 mm (1.9 in), reflecting the region's transition into the autumn months. The increase in precipitation hints at the approaching cooler season, as October and November also maintain elevated totals, with 97 mm (3.8 in) and 163 mm (6.4 in) respectively. This trend suggests that while the summer months are usually dry and sunny, September sets the stage for a wetter climate ahead, showcasing nature's rhythm as it shifts from warmth to renewal.
In Rovinj, Croatia, the humidity levels undergo a noticeable transition throughout the year. Starting from a high of 88% in January, the humidity gradually decreases, reaching its annual low of 51% in August. September marks a slight uptick, with humidity settling at 64%, providing a refreshing blend of warmth as summer fades into autumn. This increase signals a shift towards the wetter months ahead, as October sees humidity levels rise sharply to 83%. Overall, Rovinj experiences a diverse humidity landscape, where summer's drier air gives way to the more humid conditions characteristic of fall and winter.
As September rolls in, Rovinj, Croatia, sees a gradual decline in UV intensity, with the UV Index registering at 7, classified as high. This means that even with shorter days, sun safety remains essential, as the burn time is still 25 minutes for unprotected skin. Following the peak summer months where the UV Index reached a scorching 9, September's levels offer a slight respite while still promoting outdoor enjoyment. However, the very high exposure observed in July and August serves as a reminder to protect your skin, as UV radiation lingers into early autumn. To better prepare for your sun-soaked adventures, check the detailed forecast at Rovinj UV Index.
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September in Rovinj, Croatia, offers a delightful continuation of the summer's warmth, with 334 hours of sunshine illuminating the picturesque coastal town. As the peak summer months of July (432 hours) and August (400 hours) fade, the sun still generously graces the shores, making it an ideal time for exploration and relaxation. The steady decline in sunshine hours from the mid-year highs reflects the transition to autumn, yet September retains a vibrant charm, inviting visitors to indulge in leisurely strolls through narrow cobblestone streets or bask in the sun by the Adriatic Sea. With statistics showing a significant increase from January’s mere 185 hours to an impressive September total, it’s clear that this month merges lingering summer skies with the beginnings of fall's crispness, creating a beautifully balanced escape.
As summer transitions to autumn, Rovinj, Croatia, welcomes September with an impressive 61% chance of sunny weather. This marks a slight dip from the peak of summer, yet it remains one of the more favorable months for sunshine. The trend showcases a progression from a modest 33% in January to a splendid 66% in August, indicating a gradual buildup of sunny days leading into fall. With a favorable percentage compared to the cooler months ahead, September offers a delightful blend of warmth and sunshine, making it an ideal time for outdoor exploration and enjoying the stunning coastal views.
In Rovinj, Croatia, September marks a gentle transition from the vibrant summer months to the crispness of autumn. With approximately 12 hours of daylight, the city basks in a warm golden glow, offering a perfect blend of lingering sunny days and cooler evenings. This gradual decrease from 15 hours in July and August signals an inviting shift, as the lush landscapes begin to reflect the subtle hues of the changing season. As daylight begins to wane, visitors can still enjoy ample sunshine, making September an enchanting time to explore Rovinj's charming streets and stunning coastal views. The overall trend shows a steady decline in daylight duration as the year progresses, yet September's balance allows for memorable experiences before winter sets in.
As the sun begins to set on summer, September in Rovinj, Croatia, ushers in a gentle shift in the air. With an average wind speed of 3.3 m/s (7 mph), the breezes are notably calmer than the preceding months, inviting a sense of tranquility as the lively summer crowds disperse. This pattern of decreasing wind speed from July through September contrasts with the brisk gusts that often return in the autumn, where October and November reflect a rise to 5.1 m/s (11 mph). The transition in September, characterized by soft winds, provides the perfect backdrop for leisurely strolls along Rovinj's picturesque waterfront, as the town prepares for the cooler, more invigorating days ahead.
The weather in Rovinj changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of September's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Rovinj and find detailed weather information for every month.
September and January present contrasting weather experiences. In September, temperatures range from a mild 12°C (54°F) at night to a warm average of 21°C (70°F), peaking at a comfortable 30°C (86°F) during the day. However, this month also sees significant rainfall, with about 153 mm (6.0 in) falling over roughly 10 days and humidity levels averaging around 64%. In stark contrast, January brings a chill, with temperatures plunging to a low of -4°C (26°F) and only reaching an average maximum of 14°C (57°F). Precipitation drops to 58 mm (2.3 in) spread over about 7 days, and the air feels much more humid at 88%. For a more detailed look at January weather, check out Rovinj weather in January.
September and February present strikingly different weather patterns. In September, temperatures range from a mild 12°C (54°F) to a warm 30°C (86°F), with an average of 21°C (70°F). This month experiences about 153 mm (6.0 in) of precipitation over 10 days, accompanied by moderate humidity at 64%. In contrast, February is much cooler, with temperatures dipping from a minimum of -4°C (25°F) to a maximum of 16°C (61°F), averaging only 8°C (47°F). Precipitation in February is lower at 101 mm (4.0 in) across 9 days, but the humidity is notably higher at 82%. For a more detailed look at February weather in Rovinj, you can visit Rovinj weather in February.
In comparing the weather of September and March, there is a noticeable shift in temperatures and precipitation. September presents a warm climate, with minimum temperatures around 12°C (54°F) and average highs reaching 30°C (86°F), making it a pleasant month for outdoor activities. The month also experiences higher precipitation, with 153 mm (6.0 in) over approximately 10 days, along with a relative humidity of 64%.
Conversely, March is much cooler, characterized by minimum temperatures dropping to -4°C (26°F) and an average maximum of just 19°C (66°F). The precipitation in March is significantly lower at 56 mm (2.2 in) over about 8 days, though humidity is slightly higher at 73%. For those interested in the specifics of March weather, more details can be found at Rovinj weather in March.
In comparing the weather of September and April, September tends to be significantly warmer, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 30°C (86°F), while April experiences cooler conditions, averaging between 4°C (39°F) and 21°C (71°F). Precipitation levels in September are higher, with 153 mm (6.0 in) expected over about 10 days, compared to April's 75 mm (3.0 in) over 8 days. Additionally, humidity is slightly lower in September at 64%, compared to April's 73%. For those interested in specifics, you can find more information about the weather in April here: Rovinj weather in April.
In September, temperatures range from a minimum of 12°C (54°F) to a maximum of 30°C (86°F), with an average of 21°C (70°F), making it generally warmer than in May. May, on the other hand, sees lower temperatures, with a minimum of 9°C (48°F) and a maximum of 26°C (78°F), averaging around 17°C (63°F). Precipitation is higher in September, totaling 153 mm (6.0 in) over 10 days, compared to May’s 101 mm (4.0 in) across 12 days. Additionally, while humidity is slightly lower in September at 64%, May has a higher humidity level of 70%. For a closer look at weather specifics, visit Rovinj weather in May.
When comparing the weather in September to that of June, we see some notable differences. September tends to be slightly warmer on average, with temperatures ranging from a minimum of 12°C to a maximum of 30°C, while June has a slightly higher minimum of 15°C but a comparable maximum of 31°C. June experiences less rainfall, recording only 51 mm over about 6 days, in contrast to September's 153 mm over 10 days, indicating a wetter month as summer transitions into autumn. Furthermore, humidity levels are fairly similar, with September at 64% and June at 69%, making both months feel reasonably comfortable. For more detailed insights, check out Rovinj weather in June.
In comparing the weather between September and July, we can see notable differences. September tends to be cooler, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 30°C (86°F), while July is warmer, with temperatures ranging from a minimum of 18°C (65°F) to a peak of 31°C (88°F). Precipitation levels also contrast significantly: September experiences more rainfall, averaging 153 mm (6.0 in) over about 10 days, compared to July's 53 mm (2.1 in) over 7 days. Humidity remains relatively similar in both months, with September at 64% and July at 63%. For more details about July weather specifically, you can visit Rovinj weather in July.
In comparing the weather of September and August, it’s clear that September experiences a cooler range of temperatures, with minimums dropping to 12°C (54°F) compared to August's minimum of 17°C (64°F). The average temperature in September is also lower at 21°C (70°F) versus August’s 25°C (78°F), although both months see maximum temperatures that remain relatively warm, peaking at 30°C (86°F) in September and 32°C (89°F) in August. Precipitation is significantly higher in September, totaling 153 mm (6.0 in) over 10 days, while August has a much lighter rainfall of 48 mm (1.9 in) over just 5 days. Additionally, humidity levels are higher in September at 64% compared to August's 51%. For more detailed insights on August weather, you can check Rovinj weather in August.
In September, the weather showcases warmer temperatures, with a minimum of 12°C (54°F) and a maximum reaching 30°C (86°F), averaging around 21°C (70°F). However, this month also brings significant rainfall, totaling 153 mm (6.0 in) over 10 days, coupled with a humidity level of 64%. In contrast, October experiences cooler conditions, with temperatures dipping to a minimum of 10°C (50°F) and peaking at 23°C (73°F), averaging 17°C (62°F). Precipitation decreases to 97 mm (3.8 in) over 9 days, yet humidity rises to 83%. For those interested in the specifics of October’s weather, you can find more details here: Rovinj weather in October.
September typically offers warmer temperatures compared to November, with a minimum of 12°C (54°F) and an average high of 30°C (86°F) contrasted by November's cooler range, where temperatures drop to a minimum of 4°C (40°F) and an average high of just 19°C (67°F). Additionally, September experiences about 153 mm (6.0 in) of precipitation over 10 days, while November sees slightly more rainfall, totaling 163 mm (6.4 in) over 14 days, contributing to higher humidity levels of 89%. For more details on November's weather, check out Rovinj weather in November.
In September, the weather is considerably warmer, with average temperatures around 21°C (70°F) and maximum highs reaching 30°C (86°F). This month experiences a moderate amount of rainfall, averaging 153 mm (6.0 in) over 10 days, along with a humidity level of 64%. In contrast, December sees much cooler temperatures, with an average of 9°C (49°F) and highs peaking at only 16°C (61°F). Although precipitation slightly decreases to 144 mm (5.7 in) over 13 days, the humidity rises significantly to 88%. For more insights on December weather, you can visit Rovinj weather in December.
As September unfolds in Rovinj, you'll experience a delightful transition in weather, characterized by warm days and cooler nights. With an average temperature around 21°C and maximums peaking at 30°C, it offers a perfect blend of summer warmth while heralding the onset of autumn. Unlike the more humid summer months, September's 64% humidity feels more comfortable, although the chance of rain increases slightly with an average of 10 days of precipitation. This refreshing balance makes it an ideal time for exploring the picturesque streets and stunning coastal views. For a deeper dive into the monthly weather trends, be sure to check out Rovinj Climate.