September Weather in Ugljan, Croatia

Last updated: March 17, 2025

In September, Ugljan, Croatia, experiences a delightful mix of warm temperatures and refreshing breezes. With maximums reaching 28°C (83°F) and an inviting average of 22°C (71°F), outdoor activities can be enjoyed day and night. Evenings may bring cooler air, dipping to a minimum of 13°C (55°F). This month sees about 140 mm (5.5 in) of rainfall spread over 8 days, adding a touch of moisture to the vibrant landscapes. The average humidity rests at 64%, creating a comfortable atmosphere perfect for both relaxation and exploration. Enjoy the scenic charm of Ugljan in all its September glory!

September Temperature in Ugljan

In September, Ugljan, Croatia, enjoys a delightful transition from the summer heat to the milder autumn temperatures. The month starts with a comfortable minimum of 13°C (55°F), rising to an average of 22°C (71°F) and peaking at 28°C (83°F). This marks a gentle decline from the sweltering heights of July and August, where temperatures often reached 30°C (86°F). As the daylight hours shorten, visitors can relish the pleasant, sun-soaked days and cool evenings, making it an ideal time for outdoor adventures and exploring the island's natural beauty. The combination of warm days and refreshing breezes creates a perfect backdrop for those looking to enjoy the last whispers of summer in this picturesque Croatian destination.

September Weather in Ugljan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ugljan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec474951576472767871645852
Data source: Temperature data for Ugljan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ugljan

September marks a significant shift in precipitation patterns for Ugljan, Croatia, with rainfall jumping to 140 mm (5.5 in) over 8 days, making it one of the wettest months of the year. This substantial increase follows the drier summer months, where rainfall was minimal, with June and August each receiving just 29 mm (1.2 in). As the seasons change, September prepares the landscape for the wetter months ahead, with October and November typically boasting even higher precipitation levels. This trend underscores a transition into a wetter climate, creating a lush environment as autumn unfolds. The uptick in rainfall not only rejuvenates the flora but also sets the stage for the bustling natural scenery that characterizes the region during this time of year.

September Precipitation Trends in Ugljan

The chart displays monthly precipitation patterns in Ugljan, with values for each month alongside September's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec92104845668193029140125199191
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ugljan

In Ugljan, Croatia, September signifies a subtle shift in humidity as summer wanes, with levels averaging around 64%. This marks a slight uptick from the notably low 51% experienced in August, suggesting a gentle transition into the more humid months ahead. The trend throughout the year reveals a progressive decrease from the peak winter months, where humidity soars above 80%, ultimately dipping to its lowest point in mid-summer. As the curtain falls on summer, September’s humidity serves as a reminder of the approaching seasonal changes, setting the stage for the wetter climate of autumn that follows in October and November.

September Average Humidity in Ugljan

This chart illustrates the average monthly humidity levels in Ugljan, with September's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how September's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec88%82%73%73%70%69%63%51%64%83%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ugljan

As September rolls in, Ugljan, Croatia, experiences a significant shift in UV exposure, with the UV Index dropping to 7, categorizing it as high. This marks a slight decline from the sizzling summer months of August and July, which maintained an intense UV Index of 8 and 9, respectively, making sun protection essential with a burn time of just 15 minutes during the peak hours. With September's higher burn time of 25 minutes, it's a perfect transition month for outdoor activities, though still requiring precautions against sunburn. This gentle decrease in UV intensity compared to the summer months allows for more enjoyable sun exposure without the heightened risk, so be sure to plan your outdoor adventures wisely. For more detailed insights, check out the Ugljan UV Index and stay informed about your sun safety!

Maximum UV Index Levels in Ugljan for September

The chart shows the monthly maximum UV Index (UVI) for Ugljan in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Ugljan September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Ugljan

As summer transitions into fall, September in Ugljan, Croatia, offers a delightful balance of warmth and sunshine, boasting an impressive 342 hours of sunlight. While this is a noticeable dip from the peak summer months of July and June, which shine with 435 and 423 hours respectively, it still outshines the earlier months of the year like January and February, where sunshine is sparse. This gradual decline in daylight hours, alongside the stunning coastal views, makes September an ideal time for visitors to enjoy the lingering warmth of summer while avoiding the crowds, creating a uniquely tranquil atmosphere perfect for exploring the island’s natural beauty.

Monthly Sunshine Duration in Ugljan: September Highlighted

The September sunshine duration represents the total number of hours Ugljan experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec192h241h325h360h398h423h435h405h342h310h239h232h
Data source: Ugljan September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ugljan During September

In September, Ugljan, Croatia enjoys a 65% chance of sunny weather, reflecting a continuation of the warm, bright days that grace the summer months. As we transition from the peak summer heat of August with its 68% sunshine probability, September maintains a commendable amount of sunshine, just slightly dipping. This trend highlights a generally favorable climate for outdoor activities and exploration, making it an ideal time for travelers seeking to experience the Mediterranean charm before autumn sets in. With sunshine percentages fluctuating throughout the year—from a low of 35% in January to a high of 68% in August—September stands out as a delightful point in the seasonal spectrum, offering a beautiful balance of warm weather and the allure of fall.

Percentage of Sunny Days in September in Ugljan

The chart illustrates the percentage of sunny days in Ugljan throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ugljan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%50%67%51%51%63%63%68%65%55%30%43%
Data source: Ugljan September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ugljan in September

As the summer warmth begins to wane, September in Ugljan, Croatia, offers a gentle transition with about 12 hours of daylight. This slight decrease from August's 13 hours signals the gradual shift towards autumn. Following the peak of summer, characterized by 15 hours of daylight in both June and July, September maintains a comfortable balance, allowing ample time for exploration and leisure before the days shorten further. The trend here highlights a smooth decline in daylight as the year progresses, with the sun retreating to provide a cozy ambiance that heralds the upcoming fall season.

Average Daylight Hours in Ugljan for September

The chart illustrates the variation in daylight duration in Ugljan throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 15m10h 27m11h 56m13h 28m14h 47m15h 27m15h 6m13h 56m12h 28m10h 56m9h 35m8h 53m
Data source: Ugljan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Ugljan

As summer fades and autumn begins, September winds in Ugljan, Croatia, gently transition from the bustling breezes of the warmer months. With an average wind speed of 3.2 m/s (7 mph), September marks a notable dip from the summer highs, creating a serene atmosphere perfect for leisurely seaside strolls. This subtle decrease in wind intensity continues a trend observed throughout the summer, where winds gradually softened from 4.0 m/s (9 mph) in March to their lowest point in June at 3.0 m/s (7 mph). As the days grow shorter and cooler, the winds pick up slightly again in October, highlighting the dynamic shifts in Ugljan’s climate as it gracefully moves from the vibrant energy of summer to the more tranquil embrace of fall.

Average September Wind Speed in Ugljan

The chart displays monthly wind speed patterns in Ugljan, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.84.44.04.23.83.03.63.73.2 m/s4.65.04.4
Data source: Ugljan September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Ugljan Compares to Other Months

The weather in Ugljan 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 Ugljan and find detailed weather information for every month.

September and January offer distinctly different weather experiences. In September, temperatures range from a comfortable 13°C (55°F) at night to a warm 28°C (83°F) during the day, with an average of 22°C (71°F). The month also sees relatively high humidity at 64% and approximately 140 mm (5.5 in) of rainfall over 8 days. Conversely, January brings much colder conditions, with temperatures dipping to a minimum of -4°C (25°F) and peaking at 15°C (59°F), leading to an average of just 8°C (47°F). The humidity in January is significantly higher at 88%, and while it experiences slightly less precipitation at 92 mm (3.6 in), it occurs over 9 days. For more detailed information, you can check Ugljan weather in January.

In September, the weather tends to be much milder with average temperatures ranging from 13°C (55°F) to a warm 28°C (83°F), while February experiences much cooler conditions, with temperatures ranging from -3°C (27°F) to a maximum of 15°C (59°F). Precipitation is slightly higher in September, with 140 mm (5.5 in) falling over about 8 days, compared to February's 104 mm (4.1 in) across 11 days. Moreover, February's humidity level is notably higher at 82%, while September's humidity sits at a more comfortable 64%. For a detailed look at Ugljan's weather in February, you can visit Ugljan weather in February.

September and March present distinctly different weather conditions. September typically enjoys milder temperatures, with averages around 22°C (71°F) and highs reaching up to 28°C (83°F), making it feel warm and pleasant. However, it’s also characterized by higher rainfall, with about 140 mm (5.5 in) of precipitation across roughly eight days. In contrast, March experiences cooler temperatures, with averages around 11°C (51°F), and max temperatures peaking at 17°C (62°F). The precipitation level is lower at 84 mm (3.3 in), but the humidity is slightly higher at 73%. For more detailed insights about March weather, you can check Ugljan weather in March.

When comparing the weather of September and April, it is clear that September tends to be warmer and more humid. In September, temperatures range from a minimum of 13°C (55°F) to a maximum of 28°C (83°F), with an average of 22°C (71°F). The month also experiences significant rainfall, with 140 mm (5.5 in) over approximately 8 days and a humidity level of 64%. In contrast, April features cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 21°C (70°F), and an average temperature of 14°C (57°F). Precipitation in April is also lower, at 56 mm (2.2 in) over 7 days, while the humidity is slightly higher at 73%. For more detailed information on April weather, check out Ugljan weather in April.

In September, the weather typically features warmer temperatures, with a minimum of 13°C (55°F) and an average high of 28°C (83°F), making it noticeably more comfortable for outdoor activities compared to May, which has a lower average temperature of 18°C (64°F) and a maximum of 24°C (76°F). September also experiences higher precipitation levels, with 140 mm (5.5 in) over about 8 days, while May sees significantly less rain at 68 mm (2.7 in) over 9 days. Interestingly, humidity is slightly higher in May at 70%, compared to 64% in September. For more details on the specifics of May weather, you can check out Ugljan weather in May.

When comparing the weather in September and June, we find both months share a similar average temperature of around 22°C (73°F), but with distinct characteristics. September experiences a wider temperature range, with minimums of 13°C (55°F) and maximums reaching 28°C (83°F), while June is slightly warmer at a minimum of 15°C (60°F) and a maximum of 29°C (84°F). Additionally, September is notably wetter, receiving 140 mm (5.5 in) of precipitation over 8 days, in stark contrast to June's much drier conditions with only 19 mm (0.7 in) over 4 days. Humidity levels are also slightly higher in June at 69%, compared to 64% in September. For more detailed weather comparisons, you can check Ugljan weather in June.

In comparing the weather of September and July, it's clear that July typically experiences warmer temperatures, with minimums averaging around 19°C (67°F) and maximums reaching 30°C (86°F). In contrast, September offers a more moderate climate, with minimum temperatures dropping to 13°C (55°F) and maximums peaking at 28°C (83°F). Additionally, July boasts significantly less precipitation, receiving only 29 mm (1.2 in) over just 3 days, while September is wetter, with 140 mm (5.5 in) of rain spread across 8 days. Humidity levels are quite similar in both months, with July at 63% and September slightly higher at 64%. For more detailed information, you can refer to Ugljan weather in July.

In comparing the weather between August and September, we see notable differences in temperature and precipitation. August enjoys a warmer average temperature of 25°C (78°F), peaking at a maximum of 30°C (86°F) and featuring fewer rainy days, with just 29 mm (1.2 in) of precipitation over 3 days. In contrast, September experiences a cooler average temperature of 22°C (71°F), with minimum temperatures dipping to 13°C (55°F) and a maximum of 28°C (83°F). This month also brings increased rainfall, totaling 140 mm (5.5 in) across 8 days, and a rise in humidity to 64%. For a closer look at August weather patterns, you can visit Ugljan weather in August.

September and October exhibit notable differences in weather patterns. September typically enjoys warmer temperatures, with a minimum of 13°C (55°F) and an average high of 28°C (83°F), while October sees cooler temperatures, with a minimum of 11°C (51°F) and a maximum of 23°C (74°F). Precipitation decreases slightly from 140 mm (5.5 in) in September to 125 mm (4.9 in) in October, though the number of rainy days increases from 8 to 9. Additionally, October experiences higher humidity levels at 83%, compared to September's 64%. For more detailed weather information, you can check Ugljan weather in October.

September and November showcase distinct shifts in weather patterns. In September, temperatures range from a mild 13°C (55°F) at night to a warm 28°C (83°F) during the day, with an average of 22°C (71°F). This month sees relatively moderate precipitation at 140 mm (5.5 in), occurring over just 8 days, and a humidity level of 64%, providing a comfortable environment for outdoor activities.

In contrast, November brings a notable drop in temperatures, with a minimum of just 5°C (42°F) and a maximum of 21°C (69°F), averaging at 14°C (58°F). Precipitation increases to 199 mm (7.8 in), spread across 15 days, while humidity rises significantly to 89%, creating a much wetter and cooler atmosphere. For more detailed insights on the weather during this month, you can visit Ugljan weather in November.

In September, the weather is generally warmer and more pleasant, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 28°C (83°F) and an average of 22°C (71°F). However, it remains relatively humid at 64%, and the month sees about 140 mm (5.5 in) of precipitation over approximately 8 days.

In contrast, December brings a notable drop in temperatures, with a minimum of 3°C (38°F) and a maximum of 17°C (63°F), averaging just 11°C (52°F). The humidity increases to 88%, and rainfall is more frequent, totaling 191 mm (7.5 in) over about 15 days. For more specifics on December weather, you can check Ugljan weather in December.

Compare Ugljan's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Ugljan

As summer transitions to autumn, September in Ugljan offers a delightful blend of warm temperatures and refreshing breezes. While the days are still pleasantly warm, averaging around 22°C, evenings begin to cool down, hinting at the coming seasonal change. With a modest amount of rain, this month stands out from the drier summer months, creating a more humid atmosphere that can be invigorating. The decrease in overall heat makes outdoor activities especially enjoyable, allowing visitors to explore the stunning landscapes without the sweltering summer sun. For a deeper understanding of what to expect, check out Ugljan Climate.