September Weather in Ydra, Greece

Last updated: February 6, 2025

In September, Ydra experiences a delightful Mediterranean climate, with maximum temperatures reaching 30°C (86°F) and an inviting average of 25°C (77°F). The evenings are pleasantly mild, dropping to a minimum of 18°C (65°F). This month sees a low precipitation amount of just 25 mm (1.0 in), occurring over only 2 days, ensuring ample sunshine for outdoor activities. The humidity levels hover around 65%, adding a touch of warmth to the coastal air. Ideal for exploring the island's stunning landscapes and rich history, September invites visitors to enjoy the perfect blend of sun and sea.

September Temperature in Ydra

In September, Ydra, Greece, offers a delightful transition from the summer heat to a more temperate climate, making it an ideal time for visitors to explore the island. Temperatures range from a mild minimum of 18°C (65°F) to a pleasant maximum of 30°C (86°F), with an average hovering around 25°C (77°F). This month marks a notable drop from the sweltering highs of August, while still retaining the warmth that makes outdoor activities appealing. The comfortable weather, combined with fewer crowds, invites travelers to enjoy Ydra's stunning landscapes and vibrant culture. As September unfolds, it becomes clear that this beautiful island is at its best, offering a perfect blend of warmth and relaxation.

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

The chart illustrates September temperature patterns in Ydra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545657606774798177706459
Data source: Temperature data for Ydra 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 Ydra

September in Ydra, Greece, marks a noticeable shift as the dry summer months yield to increased precipitation, with 25 mm (1.0 in) of rain typically falling over just 2 days. This uptick is a welcome change for the island, providing crucial water resources as it transitions into the cooler autumn season. Although September's rainfall is modest compared to the winter months, it is a significant contrast to the preceding parched July and August, which recorded little to no rain. This annual pattern suggests a gradual return to wetter conditions, setting the stage for the more humid months ahead, with October and November showing increased precipitation and a rise in rainy days, further emphasizing the island's climatic shift.

September Precipitation Trends in Ydra

The chart displays monthly precipitation patterns in Ydra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec565034211061525264761
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ydra

In September, Ydra, Greece experiences a slight uptick in humidity, with levels reaching 65%. This marks a subtle transition from the drier months of July and August, where humidity dipped to 68% and 63% respectively. The trend throughout the year shows a gradual increase in humidity levels, peaking in the winter months, particularly January and December at 76%. As summer wanes, September serves as a bridge, hinting at the more humid conditions that will dominate the fall, while still retaining a comfortable atmosphere for visitors. Overall, September's humidity reflects a small but significant shift in Ydra's climate, setting the stage for the cooler, wetter months ahead.

September Average Humidity in Ydra

This chart illustrates the average monthly humidity levels in Ydra, 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.
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 Ydra

As summer winds down in Ydra, Greece, September maintains a very high UV Index of 8, with a burn time of just 15 minutes. This trend echoes the months of June through August, where the UV Index peaked at 10. Although slightly lower than the peak summer months, September's UV levels continue to demand caution, highlighting the need for sun protection even as temperatures begin to cool. October will bring a decrease to a high UV Index of 7, suggesting that while autumn is on the horizon, the sun's intensity remains significant. For more detailed UV information, check out the Ydra UV Index.

Maximum UV Index Levels in Ydra for September

The chart shows the monthly maximum UV Index (UVI) for Ydra 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.
JanFebMarAprMayJunJulAugSepOctNovDec3578101010108743
Data source: Ydra 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 Ydra

September in Ydra, Greece, showcases a delightful farewell to summer with 348 hours of sunshine, providing a generous taste of warmth and light. As the sun gradually begins its retreat from the peak of July, which boasts 422 hours of radiant skies, September offers a comforting transition into autumn. The month retains a notable brightness compared to the earlier months of the year, especially when considering the 212 hours of January. Visitors can relish in the vibrant sunsets and golden days, making it an ideal time for exploration and relaxation on this idyllic island. As daylight hours steadily decline into fall, September stands out as a significant pivot point, inviting travelers to bask in the enchanting glow of early autumn in a stunning Mediterranean backdrop.

Monthly Sunshine Duration in Ydra: September Highlighted

The September sunshine duration represents the total number of hours Ydra 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.
JanFebMarAprMayJunJulAugSepOctNovDec212h260h334h347h401h410h422h395h348h321h268h257h
Data source: Ydra September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ydra During September

September in Ydra, Greece, typically enjoys a bountiful 82% chance of sunny weather, making it one of the most delightful months for outdoor activities. This notable figure follows the peak summer months of July and August, which boast a dazzling 97% chance of sun, indicating a gradual but consistent decline in sunny days as autumn approaches. However, September still retains a robust likelihood of clear skies, outshining the milder conditions of October and the gloomier months that lie ahead. Visitors can expect to bask in the warmth while experiencing the picturesque landscapes of this charming island, before the fall weather sets in.

Percentage of Sunny Days in September in Ydra

The chart illustrates the percentage of sunny days in Ydra 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 Ydra experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%67%64%58%76%80%97%97%82%59%43%57%
Data source: Ydra September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ydra in September

As summer fades into autumn, September in Ydra, Greece, showcases a gentle transition in daylight, offering approximately 12 hours of sunshine. This marks a slight reduction from the peak summer months of June, July, and August, when daylight reached a generous 14 hours. Interestingly, September keeps the lingering warmth of summer while hinting at the cooler months ahead, inviting both locals and visitors to savor the remaining sunlit hours. As daylight gradually decreases towards 11 hours in October, the island's charm persists, making this month a perfect blend of summer’s vibrancy and autumn’s serene beauty.

Average Daylight Hours in Ydra for September

The chart illustrates the variation in daylight duration in Ydra throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 54m10h 48m11h 58m13h 10m14h 10m14h 40m14h 24m13h 31m12h 22m11h 11m10h 9m9h 37m
Data source: Ydra daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Ydra

As summer transitions into autumn, September in Ydra, Greece, brings a refreshing change in the wind. With an average speed of 5.0 m/s (11 mph), the breezy conditions provide a pleasant balance after the milder winds of July and August. This uptick from summer’s gentle gusts signals the return of stronger currents, which are reminiscent of spring's variable patterns. Just as the island begins to calm from the summer tourist rush, the winds pick up slightly again, hinting at the upcoming chill of October, where speeds return to 6.3 m/s (14 mph). The rhythm of the winds in Ydra reflects the subtle shift of the seasons, creating an enchanting atmosphere perfect for exploration and reflection.

Average September Wind Speed in Ydra

The chart displays monthly wind speed patterns in Ydra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.35.65.44.83.63.24.34.05.0 m/s6.35.86.8
Data source: Ydra September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Ydra Compares to Other Months

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

September typically boasts a warm climate, with average temperatures around 25°C (77°F) and maximums reaching up to 30°C (86°F). The humidity is relatively comfortable at 65%, and rainfall is minimal, averaging only 25 mm over two days. In contrast, January presents a much cooler atmosphere, with temperatures averaging 12°C (54°F) and daytime highs peaking at 20°C (69°F). The month experiences increased precipitation, averaging 56 mm over eight days and higher humidity levels at 76%. For a more detailed look at weather conditions in January, you can check Ydra weather in January.

In September, the weather is notably warmer, with average temperatures ranging from a mild 18°C (65°F) at night to a pleasant 30°C (86°F) during the day. This month typically experiences only 25 mm (1.0 in) of precipitation over just two days, making it a drier time of year with a moderate humidity level of 65%.

Conversely, February brings cooler temperatures, with averages between 6°C (42°F) and 18°C (64°F). This winter month sees increased precipitation, totaling 50 mm (2.0 in) spread over seven days, and experiences higher humidity at 75%. The contrast between the seasons highlights a significant shift in climate dynamics, making September ideal for outdoor activities while February may feel more conducive to cozy indoor environments. For more detailed insights into February weather, visit Ydra weather in February.

In September, the weather is significantly warmer, with temperatures averaging around 25°C (77°F) and a maximum reaching up to 30°C (86°F). The month sees relatively low precipitation, with only about 25 mm (1.0 in) over just two days, and humidity levels are at a comfortable 65%. In contrast, March experiences cooler temperatures, with an average of 14°C (57°F) and highs of 18°C (65°F). Precipitation is slightly higher at 34 mm (1.3 in) over four days, and humidity rises to 74%, creating a noticeably more damp atmosphere. For more details on the climate in March, you can check out Ydra weather in March.

September weather generally feels warmer and drier compared to April. With average temperatures peaking at 25°C (77°F) and reaching a high of 30°C (86°F), September is characterized by its summer warmth and only 25 mm of precipitation over just two days. In contrast, April sees cooler temperatures, averaging 16°C (61°F) with a maximum of 22°C (71°F) and slightly more rainfall, totaling 21 mm across three days. Moreover, humidity levels are notably higher in April at 75%, compared to September’s 65%. For more detailed information, check out the Ydra weather in April.

In comparing September and May weather, September tends to be significantly warmer, with average temperatures reaching 25°C (77°F) and maximums of up to 30°C (86°F), while May has cooler averages around 20°C (67°F) with a maximum of 25°C (77°F). Additionally, September experiences slightly more precipitation at 25 mm (1.0 in) over 2 days, compared to May’s 10 mm (0.4 in) over just 1 day. Humidity levels also differ, with September being somewhat less humid at 65%, whereas May has a higher humidity level of 77%. For a more detailed look at the climate, you can check out Ydra weather in May.

In a comparison of weather between September and June, September generally boasts slightly warmer temperatures, with average highs reaching 30°C (86°F) compared to June's maximum of 29°C (84°F). Both months start at a minimum temperature of 18°C (65°F), but September's average temperature is notably higher at 25°C (77°F), while June averages at 23°C (74°F). Precipitation is more frequent in September, with 25 mm (1.0 in) falling over two days, compared to just 6 mm (0.2 in) in June over a single day. Additionally, humidity levels are higher in June at 71% versus 65% in September. For more details, check out this link: Ydra weather in June.

When comparing the weather in September and July, we see notable differences in temperature, precipitation, and humidity levels. September tends to be slightly cooler, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 30°C (86°F), while July is warmer, featuring averages from 22°C (72°F) to 32°C (89°F). Precipitation is minimal in July, with only 1 mm recorded over no rainy days, whereas September experiences a bit more rain with 25 mm over 2 days. Humidity levels are relatively similar, with September at 65% and July slightly higher at 68%. For more specific details, you can refer to the Ydra weather in July.

In comparing the weather between September and August, September offers slightly cooler temperatures with a minimum of 18°C (65°F) and an average of 25°C (77°F), while August tends to be warmer, featuring a minimum of 23°C (74°F) and an average of 27°C (81°F). Although both months experience relatively low precipitation, September sees a bit more rain with 25 mm (1.0 in) over 2 days, contrasting with August's mere 5 mm (0.2 in) and no recorded rainy days. Humidity levels are quite similar, with September at 65% and August slightly lower at 63%. For more details on August weather, you can visit Ydra weather in August.

In September, the weather features warmer temperatures with a minimum of 18°C (65°F) and an average of 25°C (77°F), peaking at a maximum of 30°C (86°F). Precipitation is relatively low, with only 25 mm occurring over just 2 days and humidity hovering around 65%. In contrast, October experiences slightly cooler temperatures, with a minimum of 16°C (61°F) and an average of 21°C (71°F), while the maximum reaches 27°C (81°F). Precipitation increases slightly to 26 mm and is spread over 4 days, contributing to a higher humidity level of 72%. For more detailed information, you can visit Ydra weather in October.

September typically boasts warmer temperatures, with lows around 18°C (65°F) and daily averages reaching 25°C (77°F), peaking at 30°C (86°F). In contrast, November sees cooler conditions, where the minimum temperature drops to 12°C (54°F) and the average temperature is significantly lower at 18°C (65°F), with a maximum temperature of 23°C (74°F). Additionally, November experiences higher precipitation, with about 47 mm (1.9 in) falling over 8 days, compared to September's 25 mm (1.0 in) over just 2 days. Humidity levels also rise in November to 75%, up from September's 65%. For more information, check out Ydra weather in November.

September generally features warmer temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), peaking at 30°C (86°F). The month is relatively dry, with only 25 mm (1.0 in) of precipitation over just 2 days and humidity levels around 65%. In contrast, December brings cooler temperatures, starting at a minimum of 8°C (47°F) and averaging 15°C (59°F), with a maximum of 21°C (69°F). This month experiences more precipitation, totaling 61 mm (2.4 in) over 10 days, and humidity rises to 76%. For more specifics on the December weather, you can explore Ydra weather in December.

Compare Ydra's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Ydra

As summer gently fades away, September in Ydra offers a delightful transition with warm days enjoying an average temperature of around 25°C. Unlike the sweltering heat of July and August, this month brings a more comfortable balmy atmosphere, perfect for outdoor adventures. With only a couple of rainy days and a modest amount of precipitation, the humidity settles at a pleasant 65%, making it ideal for exploring the island's stunning landscapes. This harmonious blend of warmth and slight cooling hints at the approach of autumn, creating a unique charm that sets September apart from the peak summer months. For more insights on what to expect, check out Ydra Climate.