September Weather in Loutraki, Greece

Last updated: August 21, 2025

Experience the vibrant September weather in Loutraki, Greece, where temperatures typically peak at a warm 33°C (91°F), averaging a comfortable 24°C (75°F) during the day and dipping to a refreshing 15°C (59°F) at night. With just 2 days of rain and a total precipitation of 29 mm (1.2 in), the month offers plenty of sunshine for outdoor adventures. The humidity levels hover at 65%, creating a pleasant environment for relaxation by the beach or exploring the scenic landscapes. Whether you're soaking up the sun or enjoying the mild evenings, September in Loutraki invites you to embrace the beauty of Greek autumn.

September Temperature in Loutraki

In September, Loutraki transitions into a delightful early autumn, with temperatures remaining pleasantly warm. The average temperature hovers around 24°C (75°F), striking a perfect balance for enjoying outdoor activities and picturesque views. As the month progresses, the minimum temperature settles at a comfortable 15°C (59°F), while the maximum can reach up to 33°C (91°F), providing ample opportunities to bask in the sun before the cooler months arrive. This gradual shift from the sweltering summer heat makes September an ideal time for visitors to experience the region's beauty without the bustling crowds of peak tourist season.

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).
JanFebMarAprMayJunJulAugSepOctNovDec485053586774808175665953
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 noticeable uptick in precipitation, receiving an average of 29 mm (1.2 in) over just 2 days of rainfall. This marks a shift from the preceding summer months, where August saw almost negligible rain, with only 4 mm recorded. The gradual increase in precipitation levels indicates the transition into fall, setting the stage for wetter conditions ahead. Compared to the earlier months, this spike is significant and paves the way for a more consistent pattern of rainfall as the year progresses into October and November, which typically witness heavier rainfalls of 42 mm (1.6 in) and 50 mm (2.0 in), respectively.

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.
JanFebMarAprMayJunJulAugSepOctNovDec6158494022215429425061
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Loutraki

September in Loutraki, Greece experiences a moderate humidity level of 65%, marking a subtle transition as summer gives way to autumn. This slight decrease follows the drier months of July and August, which saw humidity levels dip to their lowest, at 68% and 63%, respectively. Interestingly, September's humidity sits comfortably between these summer lows and the more humid conditions typical of late autumn and winter, where levels rise again, reaching up to 76% in both January and December. The overall trend reveals a gentle ebb and flow, showcasing how seasonal shifts influence the region's atmosphere, making September a pleasantly comfortable month for visitors and residents alike.

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.
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 Loutraki

In September, Loutraki, Greece, experiences a UV Index of 8, signifying very high exposure levels and a burn time of just 15 minutes. As summer transitions into fall, the UV Index remains notably elevated, reflecting the lingering heat and sun intensity experienced in the preceding months, particularly June and July. This trend highlights the importance of sun protection, even as temperatures begin to cool. With the decrease from the extreme UV levels of July and August, September still demands caution, reinforcing that sun safety should remain a priority when enjoying the beautiful coastal views. For more insights into the UV Index throughout the year, visit 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.
JanFebMarAprMayJunJulAugSepOctNovDec3568101110108743
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

September in Loutraki, Greece, offers a delightful transition from the peak summer sun into the softer light of autumn, with 341 hours of sunshine that month. Following the sun-drenched months of July and August, which bask in over 400 hours, September maintains a pleasant brightness, reflecting the shifting seasons. As daylight begins to wane in October, dropping to 302 hours, the warmth of early fall lingers, inviting visitors to enjoy the coastal beauty without the intense heat of summer. This gradual decline in sunshine hours highlights how September serves as a bridge, blending the spirited vibrancy of summer with the tranquil charm of autumn, making it a perfect time to explore Loutraki’s stunning landscapes.

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.
JanFebMarAprMayJunJulAugSepOctNovDec198h245h322h341h396h405h419h394h341h302h247h238h
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 continues the trend of summer's lingering warmth, boasting a 76% chance of sunny weather. As the peak summer months of July and August flaunt an impressive 93% likelihood of sunshine, September gracefully transitions toward autumn with just a slight dip in sunny days. This month stands out as a splendid time for outdoor activities, maintaining a high probability of lovely weather while avoiding the extreme heat of high summer. With September’s pleasant climate and ample sunshine, it remains an ideal choice for travelers seeking both warmth and outdoor adventures before the cooler months arrive.

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.
JanFebMarAprMayJunJulAugSepOctNovDec45%61%55%57%71%73%93%94%76%50%38%51%
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 fades into autumn, September in Loutraki, Greece brings a gentle shift in daylight, with approximately 12 hours of sunlight illuminating the days. This month serves as a transition, showcasing a gradual decrease in daylight compared to the sun-drenched heights of July and August, both boasting 14 hours of sunlight. The waning light signals the onset of fall, where days grow shorter as the year progresses toward winter. The rhythmic pattern of daylight throughout the year reflects the Mediterranean's unique climate, with September striking a beautiful balance—still ample light to enjoy outdoor activities while hinting at the cozy evenings ahead.

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 51m10h 47m11h 58m13h 11m14h 13m14h 44m14h 27m13h 33m12h 23m11h 10m10h 6m9h 34m
Data source: Loutraki daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Loutraki

As September unfolds in Loutraki, Greece, the gentle embrace of the wind carries an average speed of 3.0 m/s (7 mph), providing a refreshing contrast to the summer's heat. This slight uptick from the calmer summer months reflects a transition towards the brisker breezes of autumn, hinting at the impending change in seasons. Overall, wind speeds exhibit a subtle increase from the depths of summer; while June marks the year's lowest at 2.0 m/s (5 mph), a gradual ascent becomes evident as October arrives with speeds reaching 3.4 m/s (8 mph). September offers a perfect balance, inviting visitors to enjoy outdoor activities amidst a mild and tranquil atmosphere, paving the way for cooler days ahead.

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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.83.02.52.72.02.92.83.0 m/s3.42.93.6
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.

In September, the weather is warm and inviting, with temperatures ranging from a pleasant 15°C (59°F) at night to a peak of 33°C (91°F) during the day. The month typically sees about 29 mm (1.2 in) of precipitation over just two days, making it ideal for outdoor activities with a comfortable humidity level of 65%. In contrast, January ushers in a much cooler climate, with nighttime lows dropping to -1°C (31°F) and daytime averages around 9°C (48°F), reaching a maximum of 21°C (69°F). While precipitation increases to 61 mm (2.4 in) over approximately ten days, humidity also rises to 76%, contributing to a distinctly different atmosphere. For more details about the January weather in Loutraki, you can check this link: Loutraki weather in January.

September typically enjoys warmer weather, with average temperatures reaching around 24°C (75°F) and highs peaking at 33°C (91°F). The month experiences relatively low precipitation, with just 29 mm (1.2 in) over approximately two days, and a humidity level of 65%. In contrast, February is noticeably cooler, with average temperatures around 10°C (51°F) and highs only reaching 19°C (67°F). February sees more rainfall, totaling 58 mm (2.3 in) across eight days, coupled with higher humidity at 75%. For a detailed look at the February weather in Loutraki, you can visit Loutraki weather in February.

In comparing the weather between September and March, we see significant differences in both temperature and precipitation. September boasts warmer temperatures, with averages around 24°C (75°F) and highs reaching up to 33°C (91°F), while March is considerably cooler, with an average of just 11°C (53°F) and maximums of 21°C (71°F). Precipitation also varies, with September receiving a modest 29 mm (1.2 in) over only 2 days, compared to March's higher total of 49 mm (1.9 in) across 5 rainy days. Additionally, humidity levels rise slightly in March to 74%, compared to 65% in September. For further information, you can check Loutraki weather in March.

When comparing the weather in September to that in April, notable differences emerge. September generally boasts warmer temperatures, with a minimum of 15°C (59°F) and an average high of 33°C (91°F), while April’s temperatures range from a cooler minimum of 7°C (44°F) to a maximum of 27°C (80°F). Additionally, September experiences less rainfall, with only 29 mm (1.2 in) over just 2 days, compared to April's 40 mm (1.6 in) spread across 5 days. Humidity levels are also slightly higher in April at 75%, versus September’s 65%. For a detailed look at April weather in Loutraki, you can visit Loutraki weather in April.

In September, the weather generally features a minimum temperature of 15°C (59°F), peaking at an average of 24°C (75°F) and reaching up to a maximum of 33°C (91°F). With only about 29 mm (1.2 in) of precipitation over two days, the humidity averages around 65%. In contrast, May offers slightly cooler temperatures, with a minimum of 11°C (53°F) and an average of 19°C (67°F), while still being able to reach highs of 35°C (96°F). Rainfall totals in May are lower, with only 22 mm (0.9 in) over three days, although the humidity is higher at 77%. For a closer look at May weather specifics, check out Loutraki weather in May.

In comparing the weather of September and June, both months experience warm temperatures, but there are some notable differences. September boasts a slightly higher average maximum temperature of 33°C (91°F) compared to June's maximum of 35°C (95°F), although June has a lower average temperature and a slightly cooler minimum of 14°C (57°F) than September's minimum of 15°C (59°F). Precipitation in September is slightly higher at 29 mm (1.2 in) over just 2 days, while June sees 21 mm (0.8 in) across 3 days, reflecting a drier trend in September. Humidity levels are also higher in June at 71%, compared to September's 65%. For more details on June weather in Loutraki, visit Loutraki weather in June.

In comparison to July, September experiences slightly cooler temperatures, with average highs of 33°C (91°F) compared to July's peak of 35°C (96°F). However, September's minimum temperature of 15°C (59°F) is notably cooler than July’s minimum of 19°C (67°F). Precipitation is somewhat more frequent in September, with 29 mm (1.2 in) over 2 days, compared to the minimal 5 mm (0.2 in) recorded in July over just 1 day. Humidity remains relatively high in both months, with September at 65% and July at 68%. For more detailed insights into the weather patterns, you can visit Loutraki weather in July.

In comparing the weather between August and September, September experiences a noticeable decrease in maximum temperatures, averaging around 33°C (91°F) compared to August's higher average of 36°C (97°F). The minimum temperatures are also cooler in September, starting at 15°C (59°F), while August's minimum is a warmer 21°C (69°F). September sees slightly more precipitation, recording 29 mm (1.2 in) over two days, whereas August remains dry with only 4 mm (0.2 in) of rain over zero days. Humidity remains relatively consistent, with September at 65% and August at 63%. For more specific details on August weather, you can refer to Loutraki weather in August.

In September, the weather tends to be warmer with minimum temperatures around 15°C (59°F) and maximums reaching up to 33°C (91°F). The average temperature sits comfortably at 24°C (75°F), accompanied by relatively low humidity at 65% and minimal rainfall, only about 29 mm (1.2 in) over just 2 days.

As October arrives, temperatures begin to cool, with minimums dropping to 12°C (54°F) and averages lowering to 19°C (66°F). Maximum temperatures also decline to a comfortable 30°C (87°F). October experiences more precipitation, averaging 42 mm (1.6 in) over 5 days, along with increased humidity levels at 72%. For a detailed look at what to expect this time of year, check out the Loutraki weather in October.

September and November showcase a notable shift in weather conditions. In September, temperatures range from a minimum of 15°C (59°F) to a maximum of 33°C (91°F), with an average temperature of 24°C (75°F). The month experiences relatively low precipitation, averaging only 29 mm (1.2 in) over just 2 days, and humidity levels sit at 65%. In contrast, November brings cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 23°C (74°F), while the average temperature drops to 15°C (59°F). This month sees increased rainfall, totaling 50 mm (2.0 in) over 8 days, and higher humidity at 75%. For a deeper look into the weather specifics for November, check out Loutraki weather in November.

In September, the weather is generally warmer and more pleasant, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 33°C (91°F). The month receives minimal precipitation, only about 29 mm (1.2 in), and has a humidity level of 65%, contributing to a comfortable, summery feel. In contrast, December brings cooler temperatures, with an average around 11°C (53°F), and much more precipitation at 61 mm (2.4 in) over about 9 days. The humidity also increases to 76%, making the air feel colder and more damp. For more detailed information, check out Loutraki weather in December.

Compare Loutraki's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Loutraki

As summer gives way to autumn, September in Loutraki ushers in a delightful transition. With warm days averaging around 24°C, it's a perfect time to enjoy the lingering sunshine before the cooler months arrive. Unlike the peak heat of July and August, September offers a more moderate climate, making outdoor activities even more enjoyable. The relatively low precipitation, with just a couple of rainy days, complements the comfortable humidity levels, creating an inviting atmosphere. If you're planning a visit, you'll find September's weather to be a refreshing change, ideal for both relaxation and exploration. For a deeper understanding of what to expect throughout the year, visit Loutraki Climate.