September Weather in Zaton, Croatia

Last updated: March 17, 2025

In Zaton, Croatia, September reveals a delightful climatic transition, boasting a maximum temperature of 30°C (87°F) and a comfortable average of 21°C (70°F). As summer fades, temperatures can dip to a brisk 10°C (50°F) at night, offering a refreshing respite. While the month experiences 9 days of rainfall accumulating to 111 mm (4.4 in), the overall humidity levels remain at a manageable 65%, creating a pleasant environment for both locals and visitors alike. Whether you're soaking up the sun or enjoying the occasional shower, September in Zaton is a harmonious blend of warm days and cool evenings, perfect for exploration and relaxation.

September Temperature in Zaton

September in Zaton, Croatia, ushers in a delightful transition as summer's warmth gently recedes. With minimum temperatures averaging around 10°C (50°F) and a comfortable average of 21°C (70°F), it's an ideal time for outdoor exploration. The daytime highs still reach a pleasant 30°C (87°F), making it perfect for beach outings and leisurely walks along the stunning Adriatic coast. As the month progresses, the lingering warmth hints at the summer's end while the cooling evenings invite a cozy atmosphere. This beautiful blend of mild days and fresher nights creates a uniquely enjoyable experience, making September a fantastic time to visit Zaton and relish the soft glow of early autumn.

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

The chart illustrates September temperature patterns in Zaton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434750556371767770615547
Data source: Temperature data for Zaton 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 Zaton

In Zaton, Croatia, September marks a notable transition in precipitation patterns, as the month experiences an average of 111 mm (4.4 in) of rainfall over 9 days. This is an increase compared to the drier summer months, with July and August recording only 34 mm (1.3 in) and 46 mm (1.8 in) respectively. As autumn approaches, the atmospheric shift brings a refreshing change, showcasing a significant uptick in precipitation that will continue to rise into the wetter months of October and November. Interestingly, while September's rainfall remains within a moderate range, it heralds the upcoming wetter season, hinting at the dramatic increase that follows—149 mm (5.9 in) in October and a striking 293 mm (11.6 in) in November. This trend of escalating rainfall underscores September as a pivotal month, setting the stage for Zaton’s lush autumn landscape.

September Precipitation Trends in Zaton

The chart displays monthly precipitation patterns in Zaton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec116162143118108533446111149293249
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Zaton

As summer fades into autumn in Zaton, Croatia, September brings a noticeable shift in humidity levels, settling at 65%. After experiencing the driest months of July and August, where humidity dipped to 59% and 53% respectively, September marks a subtle increase, heralding the upcoming rainy season. This uptick in moisture indicates the changing weather patterns, as the region transitions from warm, arid summer days to a more temperate climate. The trend illustrates a gradual rise in humidity as the year progresses, with the most humid months—January and February—looming just around the corner at 88% and 82%. Overall, September presents a balanced blend of warmth and moisture that sets the stage for the cooling months ahead.

September Average Humidity in Zaton

This chart illustrates the average monthly humidity levels in Zaton, 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%79%75%74%66%59%53%65%78%85%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Zaton

As September rolls into Zaton, Croatia, the UV Index shows a decline to 7, indicating a high exposure category. This marks a transition from the peak summer months of July and August, where the Index soared to 10 and 9 respectively, demanding extra care with only 15 minutes of burn time. With autumn approaching, sunbathers can enjoy the outdoors for longer, with a 25-minute burn time now appropriate. However, it's still essential to stay vigilant, as the September sun can still pose risks. For more detailed insights on protecting your skin, be sure to check out the full details at Zaton UV Index.

Maximum UV Index Levels in Zaton for September

The chart shows the monthly maximum UV Index (UVI) for Zaton 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.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Zaton 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 Zaton

As summer gracefully transitions into autumn, September in Zaton, Croatia, continues to bask in an impressive 346 hours of sunshine, making it one of the sunniest months of the year. Following the peak radiance of July with 435 hours, sunlight begins to retreat, yet September’s glow remains vibrant, outshining the earlier months of spring. This slight dip in hours shows a gradual shift from the summer's relentless brilliance, but it still offers ample opportunities to enjoy the stunning Adriatic landscape, just as the busy tourist season begins to wind down. With October looming and its 314 hours on the horizon, visitors can relish the invigorating warmth and early fall colors, ensuring that this charming coastal town still holds a captivating allure in the early autumn sun.

Monthly Sunshine Duration in Zaton: September Highlighted

The September sunshine duration represents the total number of hours Zaton 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.
JanFebMarAprMayJunJulAugSepOctNovDec191h244h324h353h400h419h435h405h346h314h236h224h
Data source: Zaton September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Zaton During September

In Zaton, Croatia, the chances of sunny days experience a notable uplift as summer unfolds, peaking in July and August with probabilities of 76% and 77%, respectively. As September rolls in, the likelihood of sunshine persists robustly at 59%, reflecting a smooth transition from the summer's radiant skies to the milder autumn days. This trend highlights the region's appealing climate, with sunny weather remaining a hallmark even as the summer slips away. Following September, the probability of sun dips slightly to 56% in October, but the warmth of the preceding months still lingers, promising tourists and locals alike pleasant daytime outings before the winter chill sets in.

Percentage of Sunny Days in September in Zaton

The chart illustrates the percentage of sunny days in Zaton 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 Zaton experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec34%54%57%46%55%72%76%77%59%56%27%43%
Data source: Zaton September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Zaton in September

As summer transitions to autumn in Zaton, Croatia, September ushers in a golden hour of daylight that beautifully aligns with nature's changing palette. With about 12 hours of daylight, the month marks a gentle decline from the vibrant 15 hours of June. This reduction is part of a gradual shift as daylight duration consistently diminishes from the peak of summer, transitioning towards the shorter, cozier days of fall. September offers a harmonious balance, where the warmth of lingering summer days still intertwines with the crispness of approaching autumn, making it a delightful time to enjoy the outdoors before the days grow shorter into October and November.

Average Daylight Hours in Zaton for September

The chart illustrates the variation in daylight duration in Zaton throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 25m10h 32m11h 57m13h 24m14h 38m15h 15m14h 55m13h 50m12h 26m11h9h 44m9h 5m
Data source: Zaton daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Zaton

As summer gracefully transitions into autumn, September in Zaton, Croatia brings a notable decline in wind speed, averaging just 2.4 m/s (5 mph). This marks the lightest breezes of the year, a gentle whisper compared to the earlier months. From May's peak of 3.3 m/s to the early summer months of 2.5 m/s, the winds continue to soften, making way for the tranquil ambiance that defines early fall. This calmness is fleeting, however, as the winds pick up again moving into October, where we see a rise to 3.2 m/s, hinting at the seasonal shift ahead. September offers a serene backdrop for enjoying the stunning coastal views, inviting both locals and visitors to bask in the tranquility before the briskness of winter sets in.

Average September Wind Speed in Zaton

The chart displays monthly wind speed patterns in Zaton, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.93.73.43.43.32.52.52.72.4 m/s3.23.64.0
Data source: Zaton September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Zaton Compares to Other Months

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

September and January present stark contrasts in weather conditions. September typically enjoys milder temperatures, with averages around 21°C (70°F) and highs reaching up to 30°C (87°F), while the evenings cool down to about 10°C (50°F). However, it also experiences significant rainfall, averaging 111 mm (4.4 in) over approximately 9 rainy days, coupled with a humidity level of 65%.

In contrast, January brings much colder temperatures, with an average of just 6°C (43°F) and maximums of 16°C (61°F), while the minimum can plummet to -7°C (20°F). The month sees slightly more precipitation, totaling 116 mm (4.6 in) across about 11 days, and a much higher humidity level of 88%. For a detailed look at what to expect in January, you can check the following link: Zaton weather in January.

September and February present contrasting weather conditions. In September, temperatures range from a mild 10°C (50°F) to a warm 30°C (87°F), with an average of 21°C (70°F). The month sees approximately 111 mm (4.4 in) of precipitation over about 9 days and a moderate humidity level of 65%. In stark contrast, February features much cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 18°C (66°F), averaging around 8°C (47°F). This month is also wetter, receiving 162 mm (6.4 in) of rainfall across 10 days, coupled with higher humidity at 82%. For more insights, you can explore Zaton weather in February.

When comparing the weather in September and March, notable differences emerge. September enjoys a milder average temperature of 21°C (70°F), with highs reaching up to 30°C (87°F), while March is significantly cooler, with an average of 10°C (50°F) and a maximum of just 21°C (71°F). Precipitation in March is slightly higher, totaling 143 mm (5.6 in) over 11 days, compared to September's 111 mm (4.4 in) over 9 days. Additionally, humidity levels are higher in March at 79%, compared to 65% in September. For a deeper understanding of the climate, you can explore Zaton weather in March.

When comparing the weather in September and April, notable differences emerge. September offers a warmer climate with average temperatures around 21°C (70°F), peaking at 30°C (87°F). In contrast, April is cooler, featuring an average temperature of just 13°C (56°F) and a maximum of 25°C (78°F). Both months experience significant rainfall, with September seeing 111 mm (4.4 in) over 9 days, while April has slightly more precipitation at 118 mm (4.6 in) across 10 days. Additionally, humidity is higher in April at 75%, compared to 65% in September, making the latter feel a bit more comfortable. For more detailed insights about weather conditions in April, you can check Zaton weather in April.

When comparing the weather in September to that of May, several distinct differences arise. September tends to be warmer, with average temperatures reaching 21°C (70°F) compared to May's cooler average of 17°C (63°F), and maximum temperatures can soar up to 30°C (87°F) versus May’s high of 28°C (82°F). Despite the slightly higher precipitation in September (111 mm over 9 days) compared to May’s 108 mm over 13 days, the humidity levels are lower in September at 65%, whereas May experiences 74% humidity. For more details about the weather during this month, check out Zaton weather in May.

When comparing the weather in September and June, we see some interesting similarities and differences. September typically experiences a minimum temperature of 10°C (50°F) and can reach a maximum of 30°C (87°F), with an average temperature of 21°C (70°F). In contrast, June offers slightly warmer conditions, with a minimum of 11°C (53°F) and a maximum of 32°C (90°F), leading to an average of 22°C (71°F). Precipitation levels are notably higher in September, with 111 mm (4.4 in) over 9 days, compared to June’s 53 mm (2.1 in) over 8 days. Both months have similar humidity levels, with September at 65% and June slightly higher at 66%. For those interested, further details can be found Zaton weather in June.

When comparing the weather in September to that of July, we see notable differences in temperature and precipitation. September's temperatures range from a cooler minimum of 10°C (50°F) to a pleasant average of 21°C (70°F) and can reach up to 30°C (87°F). In contrast, July offers warmer conditions, with a minimum of 15°C (60°F) and an average of 24°C (76°F), peaking at 33°C (93°F). Additionally, September experiences higher precipitation, with 111 mm (4.4 in) falling over 9 days, while July sees significantly less rain, at just 34 mm (1.3 in) over 4 days. Humidity levels are also slightly lower in July at 59%, compared to 65% in September. For more details, you can check Zaton weather in July.

In comparing the weather of September and August, September tends to be cooler and wetter. The minimum temperature in September drops to 10°C (50°F), with an average of 21°C (70°F) and a maximum of 30°C (87°F), whereas August starts at a milder minimum of 16°C (61°F) and averages 25°C (78°F) with a peak of 34°C (94°F). Additionally, September experiences more rainfall, totaling 111 mm (4.4 in) over 9 days, compared to August's 46 mm (1.8 in) across just 6 days. Humidity also rises in September to 65%, compared to 53% in August. For a deeper look at August weather specifics, visit Zaton weather in August.

September and October display distinct weather characteristics as autumn settles in. September tends to be warmer, with average temperatures around 21°C (70°F) and maximums reaching up to 30°C (87°F). In contrast, October sees a notable drop in temperature, averaging only 16°C (61°F) and peaking at 24°C (76°F).

While both months experience precipitation on about nine days, October tends to be wetter, accumulating 149 mm (5.9 in) compared to September's 111 mm (4.4 in). Additionally, October's humidity rises to 78%, making the air feel more damp and cool. For more detailed information on the weather during this month, check out Zaton weather in October.

In September, temperatures range from a cool 10°C (50°F) at night to a warm 30°C (87°F) during the day, with an average of 21°C (70°F). The month sees about 111 mm (4.4 in) of precipitation over 9 days, accompanied by a humidity level of 65%. In stark contrast, November experiences much cooler temperatures, with a minimum of 1°C (35°F) and an average of only 13°C (55°F), peaking at 22°C (71°F). This month is also significantly wetter, with precipitation totaling 293 mm (11.6 in) over 14 days and higher humidity at 85%. For more details on November weather, you can visit Zaton weather in November.

In September, the weather is generally warm and pleasant, with average temperatures hovering around 21°C (70°F), peaking at a comfortable 30°C (87°F). The month experiences moderate rainfall, averaging 111 mm (4.4 in) over about 9 days, accompanied by a relatively mild humidity level of 65%. In contrast, December brings a significant drop in temperatures, averaging just 9°C (48°F) and reaching a maximum of 17°C (63°F). The precipitation also increases dramatically to 249 mm (9.8 in) spread over 16 rainy days, with humidity soaring to 86%. For more detailed insights on December conditions, you can refer to Zaton weather in December.

Compare Zaton's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Zaton

As summer gracefully transitions into autumn, September in Zaton brings a delightful change in weather that sets it apart from the balmy months prior. With average temperatures hovering around a comfortable 21°C, the days remain warm, while the nights cool off, making it perfect for evening strolls. While rainfall increases slightly with about 9 days experiencing precipitation, the lush environment flourishes, and the humidity remains manageable at 65%. This balance of warmth and refreshing breezes creates an inviting atmosphere for both relaxation and exploration. For more insights on the seasonal patterns, check out Zaton Climate.