September Weather in Loutraki, Greece

Last updated: August 21, 2025

September in Loutraki, Greece offers a delightful blend of warm temperatures and refreshing coastal breezes. With maximum temperatures peaking at 34°C (93°F) and an average of 19°C (66°F), visitors can enjoy beautiful sun-soaked days. However, the month isn't without its cooler moments, dipping to a minimum of 4°C (39°F) during the nights. Precipitation remains minimal, with just 26 mm (1.0 in) over approximately 5 days, contributing to a moderate humidity level of 56%. This balance of warmth and occasional showers makes September an inviting time to explore Loutraki's stunning landscapes and vibrant culture.

September Temperature in Loutraki

In September, Loutraki, Greece transitions gracefully from the scorching summer to a milder autumn. With minimum temperatures hovering around 4°C (39°F) and an average of 19°C (66°F), the days remain pleasantly warm, peaking at a comfortable 34°C (93°F). This slight drop from the sweltering heights of August signifies a shift towards outdoor exploration, making it an ideal time for visitors to relish the region's stunning landscapes. As the sun starts to set earlier, the evenings become refreshingly cool, inviting cozy gatherings and leisurely strolls along the picturesque coastline. Overall, September offers a perfect blend of warmth and comfort, ensuring a delightful experience in this charming Greek destination.

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

The chart illustrates September temperature patterns in Loutraki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Loutraki, 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).
JanFebMarAprMayJunJulAugSepOctNovDec323944526168747466554738
Data source: Temperature data for Loutraki 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 Loutraki

In September, Loutraki experiences a notable decline in precipitation, receiving just 26 mm (1.0 in) of rain over 5 days. This marks a significant drop from the heavier rainfall of the preceding months, particularly June's peak of 100 mm (3.9 in). As summer gives way to autumn, the region enjoys slightly drier conditions, making September an ideal time for outdoor activities. With only five rainy days, visitors can expect plenty of sunshine, welcoming the transition towards the milder and rainier months ahead. Overall, September's precipitation patterns highlight a shift towards more balanced weather, striking a harmonious chord between refreshing sun and occasional showers.

September Precipitation Trends in Loutraki

The chart displays monthly precipitation patterns in Loutraki, 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 Loutraki, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6857796781100585326478773
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Loutraki

In September, Loutraki, Greece, experiences a notable shift in humidity, recording 56%—a slight increase from the arid heights of summer, where humidity dipped to as low as 43% in August. This rise signifies the transition into autumn, as the warm coastal breezes give way to the more moderate conditions of fall. Over the course of the year, the trend reveals a fascinating curve: humidity peaks during the winter months, reaching an impressive 89% in both January and December, while the summer months enjoy significantly lower levels, with July and August boasting the driest conditions. As September ushers in a change, it sets the stage for a gradual return to the higher humidity levels characteristic of later months, hinting at the approaching chill of October and November.

September Average Humidity in Loutraki

This chart illustrates the average monthly humidity levels in Loutraki, 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 Loutraki is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%84%81%72%72%57%50%43%56%74%87%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Loutraki

As summer transitions into autumn, September in Loutraki, Greece, showcases a UV Index of 8, categorized as very high, with a burn time of just 15 minutes. This month's UV levels remain strong, slightly tapering off from the peak intensity of July and August, which both recorded a maximum UV Index of 10. Visitors should note that while the sun is still powerful, the progression towards cooler months signals a gradual decline in UV radiation. It is essential to remain vigilant and practice sun safety to protect against skin damage during this period. For more details on seasonal changes in UV exposure, check out the complete information here: Loutraki UV Index.

Maximum UV Index Levels in Loutraki for September

The chart shows the monthly maximum UV Index (UVI) for Loutraki 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 Loutraki typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098642
Data source: Loutraki 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 Loutraki

As the summer winds down, September in Loutraki, Greece still radiates warmth with an impressive 346 hours of sunshine. This delightful month showcases a gradual decline from the peak brightness of July and June, where locals and visitors alike basked in over 400 hours of sunlight. The month serves as a gentle transition, inviting a more relaxed pace while still offering plenty of golden days. As autumn approaches, the sunny disposition of September provides the perfect backdrop for enjoying the stunning coastline and vibrant local culture before the shorter days of fall set in. With its favorable weather, September is a beautiful time to experience the lingering warmth of summer while it still shines in Loutraki.

Monthly Sunshine Duration in Loutraki: September Highlighted

The September sunshine duration represents the total number of hours Loutraki 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.
JanFebMarAprMayJunJulAugSepOctNovDec182h233h301h334h399h401h426h397h346h291h220h209h
Data source: Loutraki September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Loutraki During September

In Loutraki, Greece, September offers a refreshing transition from the summer heat, with a 52% chance of sunny weather. This is particularly appealing as the region enjoys one of its highest probabilities of sunshine during the warmer months, peaking at 80% in August. As summer shifts to autumn, September maintains a solid chance of sun, making it an enjoyable time for visitors seeking pleasant weather without the intensity of July and August's peak warmth. Although the likelihood of sunny days begins to dip in October to 44%, the moderate sunshine in September still invites outdoor activities against a backdrop of beautiful early fall scenery. Overall, September strikes a balance that continues to celebrate the sun while hinting at the approaching season of change.

Percentage of Sunny Days in September in Loutraki

The chart illustrates the percentage of sunny days in Loutraki 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 Loutraki experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec32%52%50%48%53%65%76%80%52%44%26%34%
Data source: Loutraki September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Loutraki in September

As summer transitions to autumn, September in Loutraki, Greece offers a gentle change in daylight duration, with approximately 12 hours of sunlight to enjoy. This marks a gradual decline from the longer, sun-drenched days of June, which boast 15 hours, and July's 14 hours. While the daylight decreases to 13 hours in August, September serves as a lovely bridge into the cooler months, still providing ample light for outdoor activities and exploring the stunning coastal scenery. Following September, daylight continues to diminish, dipping to 11 hours in October and settling at 9 hours by the end of the year, making the month a delightful time to soak in the last vestiges of summer brightness.

Average Daylight Hours in Loutraki for September

The chart illustrates the variation in daylight duration in Loutraki throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 35m10h 37m11h 57m13h 19m14h 28m15h 3m14h 45m13h 44m12h 25m11h 4m9h 52m9h 15m
Data source: Loutraki daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Loutraki

As summer transitions into autumn, September in Loutraki, Greece, welcomes a gentle breeze with an average wind speed of 1.6 m/s (3 mph). This marks a slight decline from the previous months, reflecting a serene shift in the weather patterns. Throughout the spring and summer, wind speeds fluctuated around 2.0 m/s, creating an energetic ambience perfect for outdoor activities. However, as September sets in, the wind begins to mellow, echoing the seasonal change and fostering a tranquil atmosphere ideal for leisurely strolls along the coast. Looking ahead, the winds will continue to ease slightly into October, emphasizing the calming charm of this beautiful coastal town as it embraces the fall.

Average September Wind Speed in Loutraki

The chart displays monthly wind speed patterns in Loutraki, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.81.91.72.01.81.71.61.6 m/s1.51.62.0
Data source: Loutraki September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Loutraki Compares to Other Months

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

September weather typically showcases a wide range of temperatures, with minimums around 4°C (39°F) and maximums peaking at 34°C (93°F). Average temperatures hover around a comfortable 19°C (66°F), accompanied by relatively low precipitation of 26 mm (1.0 in) over just 5 days and a humidity level of 56%. In contrast, January delivers a starkly different climate, where temperatures significantly drop, with lows plummeting to -21°C (-6°F) and a chilly average of 0°C (32°F). The maximum temperature rarely exceeds 14°C (57°F). This month also experiences higher precipitation at 68 mm (2.7 in) across 9 days, coupled with heightened humidity reaching 89%. For a deeper look into January's weather, you can check Loutraki weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures range from a mild 4°C (39°F) to a warm 34°C (93°F), averaging around 19°C (66°F), with relatively low humidity at 56% and only 26 mm (1.0 in) of precipitation over about five days. In contrast, February's chill is palpable, with temperatures dipping as low as -17°C (2°F) and peaking at 18°C (65°F), leading to a much lower average of 4°C (39°F). This month sees increased humidity at 84%, along with significantly higher precipitation of 57 mm (2.2 in) over roughly eight days. For more detailed information on February weather, visit Loutraki weather in February.

When comparing the weather in September and March, it's clear that September tends to be much warmer and drier than March. In September, temperatures range from a minimum of 4°C (39°F) to a maximum of 34°C (93°F), with an average temperature of 19°C (66°F) and only 26 mm of precipitation over approximately 5 days. In contrast, March experiences colder temperatures, with lows reaching -11°C (12°F) and highs of 23°C (74°F), averaging just 7°C (44°F). Additionally, March sees significantly more rainfall, totaling 79 mm (3.1 in) spread over 11 days, along with higher humidity levels at 81%. For a detailed look at the specific weather conditions during this month, you can check Loutraki weather in March.

When comparing the weather in September and April, there are notable differences in temperature and precipitation. September typically features warmer temperatures, with a minimum of 4°C (39°F) and an average of 19°C (66°F), peaking at a high of 34°C (93°F). In contrast, April experiences cooler conditions, with a minimum of -4°C (25°F) and an average of 11°C (52°F), reaching a maximum of 27°C (81°F). Precipitation is more common in April, totaling 67 mm (2.6 in) over 12 days, compared to September's 26 mm (1.0 in) over just 5 days. Additionally, humidity levels are higher in April at 72%, compared to September's 56%. For more information on the weather in April, you can visit Loutraki weather in April.

In comparing the weather of September and May, we find notable differences in temperature and precipitation. September features an average temperature of 19°C (66°F), with a minimum of 4°C (39°F) and a maximum reaching up to 34°C (93°F). This month experiences less precipitation, totaling 26 mm (1.0 in) over approximately 5 days, accompanied by a humidity level of 56%. In contrast, May has a cooler average temperature of 16°C (62°F), with similar minimum and maximum extremes. However, it receives significantly more rainfall, at 81 mm (3.2 in) over about 15 days, and a higher humidity level of 72%. The contrasting weather patterns highlight September as a drier, warmer month, while May is cooler and wetter. For more insights, check out this link: Loutraki weather in May.

When comparing the weather in September and June, it's clear that both months showcase distinct characteristics. September tends to have a wider temperature range, with minimums dropping to 4°C (39°F) and highs reaching up to 34°C (93°F), while June offers slightly milder minimums of 6°C (43°F) and maximums peaking at 36°C (98°F). Additionally, June is significantly wetter, receiving about 100 mm (3.9 in) of precipitation over 16 days compared to September's 26 mm (1.0 in) over just 5 days. Humidity levels are relatively similar, with September at 56% and June at 57%, but the overall experience in June may feel more humid due to the increased rainfall. For a more detailed look at the weather during this time, you can refer to Loutraki weather in June.

When comparing the weather in September and July, September tends to be milder, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 34°C (93°F) and an average of 19°C (66°F). In contrast, July experiences warmer temperatures, with minimums around 11°C (52°F), averages of 23°C (74°F), and maximums reaching 38°C (100°F). Additionally, September sees less precipitation at 26 mm (1.0 in) over 5 days, compared to July's 58 mm (2.3 in) over 8 days, indicating that July is generally wetter despite its higher temperatures. Humidity levels are slightly higher in September at 56%, while July maintains a comfortable 50%. For more detailed insights, you can check out Loutraki weather in July.

September weather presents a notable shift compared to August. While August boasts higher average temperatures, ranging from a minimum of 10°C (51°F) to a maximum of 38°C (101°F), September sees a more moderate range with minimums dropping to 4°C (39°F) and maximums reaching 34°C (93°F). Additionally, August is characterized by higher humidity levels at 43% and more substantial precipitation, totaling 53 mm (2.1 in) over 8 days, while September experiences lower humidity at 56% and less rain, accumulating 26 mm (1.0 in) over 5 days. For a detailed look at August's weather, you can check Loutraki weather in August. Overall, September transitions into cooler and drier conditions compared to the peak summer heat of August.

September brings a wider range of temperatures, with minimums as low as 4°C (39°F) and maximums reaching up to 34°C (93°F), leading to an average temperature of 19°C (66°F). With only 26 mm (1.0 in) of precipitation over five days, it remains relatively dry, accompanied by a humidity level of 56%. In contrast, October experiences cooler overall temperatures, with minimums dropping to 0°C (31°F) and a significant decrease in average temperature to 13°C (56°F). The month also sees increased rainfall, totaling 47 mm (1.9 in) over six days, and higher humidity at 74%. For more details on October weather, visit Loutraki weather in October.

September and November present a striking contrast in weather conditions. In September, temperatures range from a minimum of 4°C (39°F) to a warm average of 19°C (66°F) and can peak at 34°C (93°F), accompanied by relatively low precipitation of 26 mm (1.0 in) over about 5 days. The humidity sits at a moderate 56%, offering a comfortable feel during the day. In contrast, November experiences a significant drop in temperature, with minimums reaching -4°C (24°F) and a cooler average of 8°C (47°F), peaking at 22°C (72°F). Precipitation increases sharply to 87 mm (3.4 in) over 9 days, and the humidity rises to 87%, resulting in a much wetter and chillier atmosphere. For more detailed information on November weather, you can check out Loutraki weather in November.

In September, the weather is generally mild and warm, with temperatures ranging from a chilly 4°C (39°F) at night to a scorching 34°C (93°F) during the day, and an average temperature of 19°C (66°F). The month sees relatively low precipitation, with about 26 mm (1.0 in) spread over five days and a comfortable humidity of 56%. In contrast, December brings a stark change, featuring much cooler temperatures that drop to as low as -10°C (15°F) at night, with daytime highs reaching only 14°C (58°F) and an average of 3°C (38°F). Precipitation increases significantly to 73 mm (2.9 in) over ten days, and the humidity rises to a damp 89%. For more detailed information, visit Loutraki weather in December.

Compare Loutraki's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Loutraki

As September unfolds in Loutraki, visitors experience a delightful transition from the intense summer heat. With temperatures averaging a mild 19°C, the sweltering summer days give way to pleasantly warm evenings, only occasionally dipping to a refreshing 4°C. Humidity remains moderate at 56%, making the weather feel comfortable, despite a few rainy days scattered throughout the month. Compared to the peak summer months, September offers a more temperate climate that enchants travelers seeking both sunshine and relief. For a detailed view of Loutraki’s seasonal patterns, check out Loutraki Climate.