September Weather in Agia Marina, Greece

Last updated: August 21, 2025

In September, Agia Marina, Greece, welcomes a warm Mediterranean climate with average temperatures around 25°C (77°F), peaking at a delightful 33°C (92°F). Visitors can enjoy mostly clear skies, as the month typically sees limited precipitation—only about 18 mm (0.7 in) over just one day. With a humidity level of approximately 65%, the atmosphere remains pleasantly inviting for beachgoers and outdoor enthusiasts alike. Whether you're lounging by the sea or exploring local attractions, September in Agia Marina offers the perfect backdrop for an unforgettable getaway.

September Temperature in Agia Marina

In September, Agia Marina, Greece, enjoys a delightful transition into autumn, with temperatures that perfectly balance warm and cool. The average temperature hovers around 25°C (77°F), inviting sun-seekers to relish the last rays of summer. Nighttime brings a refreshing cooldown, with minimum temperatures at 17°C (63°F), making evenings ideal for seaside strolls or enjoying al fresco dining. By day, the mercury can soar to a maximum of 33°C (92°F), mirroring the lingering warmth of the previous months. This gradual decline from the peak summer heat creates a comfortable atmosphere that's perfect for exploring the stunning surroundings or basking on the beautiful beaches.

September Weather in Agia Marina: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Agia Marina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Agia Marina, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec525456616875818277696357
Data source: Temperature data for Agia Marina 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 Agia Marina

In September, Agia Marina experiences a slight uptick in precipitation, with 18 mm (0.7 in) of rainfall accumulating over a single day. This marks a transition from the virtually dry summer months of July and August, where only a combined 3 mm was recorded. The return of rain reflects the shift towards autumn, setting the stage for the wetter months ahead. Historically, September’s precipitation is modest compared to the higher averages seen in later fall months, such as November and December, which receive 49 mm and 66 mm respectively. As the dry heat of summer recedes, the occasional rainfall offers a refreshing change and nourishes the landscape, bridging the gap to the crest of the rainy season.

September Precipitation Trends in Agia Marina

The chart displays monthly precipitation patterns in Agia Marina, 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. In Agia Marina, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5641302811132118284966
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Agia Marina

In Agia Marina, Greece, September marks a subtle shift in humidity levels, with an average of 65%, slightly higher than the summer lows recorded in July and August. This transition signals the onset of autumn, as humidity gently rises from the summer's arid conditions. As temperatures begin to cool, September provides a refreshing contrast, bridging the dry heat of summer and the wetter months ahead. Overall, the trend reveals a gradual increase in humidity as the year progresses, peaking in the colder months, which adds a touch of vibrancy to the Mediterranean air as fall approaches.

September Average Humidity in Agia Marina

This chart illustrates the average monthly humidity levels in Agia Marina, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Agia Marina is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%77%72%68%63%65%72%75%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Agia Marina

In September, Agia Marina still enjoys plenty of sunshine with a UV Index of 8, categorizing the exposure as very high. This reflects a slight decrease from the peak summer months, where the UV Index consistently reached 10 throughout June to August. With a burn time of only 15 minutes, it’s essential for sun lovers to take precautions, such as wearing sunscreen and protective clothing. As winter approaches, the UV Index will gradually decline, with October showing a drop to 7. This pattern highlights a notable trend in Agia Marina's sunny disposition; while the summer months are intense, early autumn still invites outdoor enthusiasts to bask in the warmth safely. For detailed insights, check the Agia Marina UV Index.

Maximum UV Index Levels in Agia Marina for September

The chart shows the monthly maximum UV Index (UVI) for Agia Marina 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. In September, the maximum UV index in Agia Marina typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468101010108743
Data source: Agia Marina 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 Agia Marina

September in Agia Marina, Greece, welcomes a warm embrace of 346 hours of sunshine, marking the tail end of a radiant summer. As summer transitions into autumn, daylight hours gradually decrease from the peak of 422 hours in July. This month offers a delightful blend of warmth and comfortable temperatures, making it an ideal time for beachgoers and explorers alike. The sunshine hours remain generous, notably higher than the cooler months ahead, such as October's 318 hours. With its stunning coastline and vibrant atmosphere, September is perfect for those seeking to bask in the fading summer glow while enjoying the beauty of the Mediterranean.

Monthly Sunshine Duration in Agia Marina: September Highlighted

The September sunshine duration represents the total number of hours Agia Marina 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.
JanFebMarAprMayJunJulAugSepOctNovDec208h257h331h347h399h410h422h395h346h318h265h255h
Data source: Agia Marina September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Agia Marina During September

September in Agia Marina, Greece, offers a delightful balance of sun and warmth, boasting an 81% chance of sunny weather. This marks a slight dip from the peak summer months of July and August, which enjoy almost guaranteed sunshine at 96% and 97% respectively. However, September still retains a remarkable level of brightness, making it an ideal time for travelers seeking pleasant days to explore. As the autumn season approaches, the chances of sunshine in September remain significantly higher than the winter months, where probabilities drop to 45% in November. Thus, visitors can expect a lovely climate, perfect for sun-soaked adventures before the cooler months set in.

Percentage of Sunny Days in September in Agia Marina

The chart illustrates the percentage of sunny days in Agia Marina 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 Agia Marina experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%62%63%57%72%75%96%97%81%62%45%54%
Data source: Agia Marina September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Agia Marina in September

As summer transitions to fall in Agia Marina, Greece, September marks a gentle decline in daylight, with the sun gracing the skies for 12 hours each day. This reduction follows the peak of summer, where July and August bask in a full 14 hours of bright sunshine. While September retains some of that summer warmth, the daylight hours serve as a reminder of the approaching autumn, paving the way for shorter days ahead. As the seasons shift, visitors can still enjoy the beautiful Mediterranean climate, but should be prepared for the slightly earlier evenings that October will bring.

Average Daylight Hours in Agia Marina for September

The chart illustrates the variation in daylight duration in Agia Marina throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 51m10h 47m11h 58m13h 11m14h 12m14h 43m14h 27m13h 33m12h 23m11h 10m10h 7m9h 34m
Data source: Agia Marina daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Agia Marina

In September, Agia Marina experiences a refreshing shift in winds, with an average speed of 4.3 m/s (10 mph). This slight uptick from the summer months, characterized by gentler breezes of 3.7 m/s in August, signals a transition towards the more brisk and invigorating winds of autumn. As summer crowds disperse, the invigorating air makes outdoor activities more refreshing, enhancing the beauty of this coastal paradise. Notably, this month’s wind pace taps into a pattern where the winds gradually escalate from the calmer summer breezes, leading up to a stronger gustiness in October at 5.0 m/s (11 mph). Thus, September offers a perfect blend of warmth and gentle winds, allowing visitors to relish the lingering summer vibe while welcoming the crispness of the upcoming season.

Average September Wind Speed in Agia Marina

The chart displays monthly wind speed patterns in Agia Marina, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.24.64.33.83.22.84.13.74.3 m/s5.04.75.8
Data source: Agia Marina September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Agia Marina Compares to Other Months

Weather in Agia Marina varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Agia Marina, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present stark contrasts in weather conditions. In September, the temperatures range from a mild 17°C (63°F) at night to a warm 33°C (92°F) during the day, with an average of 25°C (77°F). Precipitation is relatively low, with only 18 mm (0.7 in) falling over just one day, and humidity levels sit around 65%. In contrast, January features much cooler temperatures, with minimums dropping to 1°C (34°F) and daytime highs reaching only 20°C (68°F), averaging 11°C (52°F). This month experiences significantly more rainfall—56 mm (2.2 in) over eight days—and higher humidity at 76%. For more detailed information, you can check Agia Marina weather in January.

September and February exhibit stark contrasts in weather. September boasts warmer temperatures, with average highs reaching around 25°C (77°F) and maximums peaking at 33°C (92°F), making it a comfortable time with relatively low precipitation at just 18 mm (0.7 in) over one day and humidity around 65%. In contrast, February is much cooler, with average temperatures only hitting 12°C (54°F) and highs of 18°C (65°F). This month experiences significantly more rain, totaling 41 mm (1.6 in) spread over seven days, along with higher humidity at 75%. For more detailed insights, you can check Agia Marina weather in February.

In September, the weather is characterized by warmer temperatures, with minimums around 17°C (63°F) and maximums reaching up to 33°C (92°F), averaging a comfortable 25°C (77°F). The month sees relatively low precipitation, only about 18 mm (0.7 in) over just one day, and humidity sits at a moderate 65%. In contrast, March presents a cooler climate, with minimum temperatures dropping to 4°C (39°F) and maximums peaking at 20°C (68°F), resulting in an average temperature of 13°C (56°F). Precipitation rates are notably higher in March, totaling around 30 mm (1.2 in) across three days, along with increased humidity at 74%. For more detailed information, you can check Agia Marina weather in March.

In comparing the weather between September and April, September boasts warmer temperatures with a minimum of 17°C (63°F) and an average of 25°C (77°F), reaching highs of 33°C (92°F). In contrast, April features cooler conditions, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 25°C (78°F), averaging just 16°C (61°F). Precipitation patterns also differ significantly; September experiences less rainfall, with only 18 mm (0.7 in) over just one day, while April sees a total of 28 mm (1.1 in) spread across four days. Additionally, humidity levels are slightly higher in April at 75%, compared to September’s 65%. For more detailed information about the weather during this month, visit Agia Marina weather in April.

In September, the weather tends to be warmer compared to May, with average temperatures reaching 25°C (77°F) and maximums peaking at 33°C (92°F). The humidity in September is moderate at 65%, and it experiences minimal precipitation, averaging only 18 mm (0.7 in) over just one day. In contrast, May boasts cooler temperatures, with an average of 20°C (68°F) and highs reaching 28°C (83°F). While it is slightly wetter than September, with 11 mm (0.4 in) of precipitation over two days, the humidity is higher at 77%. For more detailed information, you can check Agia Marina weather in May.

September and June both offer warm weather, but there are some notable differences. September tends to be slightly warmer, with average temperatures peaking at 25°C (77°F) and maximums reaching up to 33°C (92°F), whereas June averages around 24°C (75°F) with a maximum of 31°C (89°F). Both months see minimal precipitation, with September experiencing 18 mm (0.7 in) over just one day, compared to June's 12 mm (0.5 in) over two days. Additionally, September has a humidity of 65%, which is somewhat lower than June's 71%. For more details, you can check Agia Marina weather in June.

In comparing the weather between September and July, September tends to be slightly cooler with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (92°F), while July enjoys warmer conditions, with temperatures ranging from 22°C (71°F) to 35°C (95°F). Additionally, September experiences a bit more rainfall, with 18 mm (0.7 in) of precipitation over one day, whereas July remains quite dry with only 2 mm (0.1 in) of precipitation across the entire month. Humidity levels are fairly similar, with September at 65% and July slightly higher at 68%. For a detailed look at what to expect, check out Agia Marina weather in July.

In comparing the weather of September and August, September offers a slightly cooler climate with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (92°F), whereas August features warmer conditions, with temperatures between 22°C (72°F) and 35°C (96°F). Additionally, September experiences a bit of rainfall, averaging 18 mm (0.7 in) over just one day, while August remains predominantly dry, receiving only 1 mm (0.1 in) with no rainy days. Humidity levels are quite comparable, with September at 65% and August slightly lower at 63%. For more details, you can check out the Agia Marina weather in August.

In September, the weather is generally warmer, with average temperatures reaching 25°C (77°F) and maximums soaring up to 33°C (92°F), while humidity settles around 65%. Precipitation is minimal, with just 18 mm (0.7 in) spread over only one day. In contrast, October brings cooler temperatures, with an average of 21°C (69°F) and maximums peaking at 29°C (85°F). This month also sees increased rainfall, totaling 28 mm (1.1 in) across three days, accompanied by higher humidity levels at 72%. For more detailed information on October weather, visit Agia Marina weather in October.

In September, the weather is warm and inviting, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (92°F) and an average of 25°C (77°F). The month sees relatively low precipitation, with only about 18 mm (0.7 in) over just one day, and humidity levels at 65%. In contrast, November brings cooler temperatures, with a minimum of 10°C (51°F) and a maximum of 24°C (76°F), averaging 17°C (63°F). This month experiences increased rainfall, totaling 49 mm (1.9 in) spread over approximately seven days and higher humidity at 75%. For more details on the November weather, you can check Agia Marina weather in November.

In September, the weather is typically warm, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (92°F), and an average of 25°C (77°F). With only 18 mm (0.7 inches) of precipitation over one day, the month is relatively dry and the humidity levels are at 65%. In contrast, December brings cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 20°C (68°F), averaging around 14°C (57°F). This month sees significantly more rainfall—66 mm (2.6 inches) spread over nine days—and an increase in humidity to 76%. For those interested in specific weather details during the winter, you can check out Agia Marina weather in December.

Compare Agia Marina's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Agia Marina

As summer transitions to autumn, September in Agia Marina offers a delightful reprieve from the heat, with comfortable temperatures averaging around 25°C (77°F). Unlike the sweltering peak months, the air remains pleasant, contrasting sharply with the intense summer sun. The month experiences minimal rainfall, usually accompanied by just one wet day, making it an ideal time for outdoor activities. With humidity levels around 65%, the climate is still moderately warm but far more enjoyable than the oppressive heat of July and August. For those looking to explore the beauty of this picturesque destination, September presents a perfect backdrop. For more insights, check out the full details on Agia Marina Climate.