September Weather in Chalki, Greece

Last updated: February 6, 2025

Experience the delightful September weather in Chalki, where the average temperature hovers around 25°C (77°F). With a maximum of 28°C (83°F) and a gentle minimum of 21°C (70°F), the climate is perfect for outdoor activities. Notably, this month enjoys an unexpected twist with precipitation amounting to only 1 mm, falling on 0 days, ensuring plenty of sunshine. The island’s humidity level rests at a comfortable 70%, creating an inviting atmosphere for visitors to soak in the beauty of Chalki under clear blue skies.

September Temperature in Chalki

In Chalki, Greece, September serves as a beautiful transition from the sweltering summer to the milder autumn. With minimum temperatures around 21°C (70°F) and an inviting average of 25°C (77°F), this month offers a delightful escape from the heat of August. Daytime highs reach a comfortable 28°C (83°F), making it an ideal time for outdoor activities and exploring the stunning landscapes. As summer slips away, the weather remains pleasantly warm, providing the perfect backdrop for soaking up the last rays of sunshine before cooler temperatures settle in. This month beautifully balances warmth with the serene onset of fall, encouraging visitors to savor the charm of Chalki.

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

The chart illustrates September temperature patterns in Chalki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec575859626773777977726761
Data source: Temperature data for Chalki generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Chalki

In Chalki, Greece, September marks the tail end of the dry summer months, with a mere 1 mm of precipitation recorded, totaling zero rainy days. This minimal rainfall is part of a broader trend observed throughout the warmer months, where July and August experience complete dryness with no recorded precipitation at all. As the island transitions into autumn, precipitation levels begin to rise again in October, with an expected 25 mm over four days. This shift highlights Chalki's stark contrast between its sun-drenched summer and the wetter conditions that follow, setting the stage for the more substantial rainfall expected in the winter months ahead.

September Precipitation Trends in Chalki

The chart displays monthly precipitation patterns in Chalki, 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.
JanFebMarAprMayJunJulAugSepOctNovDec120676321530012568135
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Chalki

In Chalki, Greece, September marks a subtle shift in humidity levels, dipping to 70% after the summer's peak. This notable decline reflects a transition from the high humidity of 81% in May and 66% in August, as the island begins to cool down into autumn. Following the warm summer months, September offers a refreshing respite with comfortable humidity, setting the stage for the milder conditions of October, which sees a slight increase back to 76%. With these trends, September strikes a perfect balance, allowing visitors and locals alike to enjoy the natural beauty of Chalki without the oppressive heaviness of summer humidity.

September Average Humidity in Chalki

This chart illustrates the average monthly humidity levels in Chalki, 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.
JanFebMarAprMayJunJulAugSepOctNovDec77%76%77%77%81%77%72%66%70%76%77%78%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Chalki

As summer transitions to autumn in Chalki, Greece, September maintains a very high UV Index of 9, ensuring that sun exposure remains intense even as days start to shorten. With a recommended burn time of just 15 minutes, the sun’s strength is still formidable, echoing the patterns of the previous months—especially June and July, which boasted extreme levels of UV radiation. This trend reflects a continuation of the high UV index characteristic of late summer, making sunscreen and protective clothing essential for enjoying the dazzling sun. As daylight persists, it's important to stay informed about conditions. For more detailed insights, explore the Chalki UV Index.

Maximum UV Index Levels in Chalki for September

The chart shows the monthly maximum UV Index (UVI) for Chalki 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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109743
Data source: Chalki 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 Chalki

As summer bliss transitions into autumn, September in Chalki, Greece, offers a delightful blend of warmth and sunshine. With 349 hours of sunlight, this month showcases a gentle decline from the peak of summer, yet it still outshines the earlier months of the year. The days are longer and balmy, perfectly inviting for leisurely strolls along the stunning coastline or enjoying a quiet dinner under the stars. While October follows with 326 hours of sunlight, the lingering warmth of September ensures that the island remains a captivating retreat for sun-seekers. This balance of light not only highlights the beauty of Chalki but also signals the gradual transition to a quieter, more serene season.

Monthly Sunshine Duration in Chalki: September Highlighted

The September sunshine duration represents the total number of hours Chalki 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.
JanFebMarAprMayJunJulAugSepOctNovDec220h271h336h354h400h409h422h396h349h326h277h269h
Data source: Chalki September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chalki During September

September in Chalki, Greece, boasts a remarkable 98% chance of sunny weather, making it one of the most delightful months to visit. Following the peak sunshine of July and August, the sunny disposition continues into September, allowing visitors to bask in the warm Mediterranean glow. This high likelihood of sunny days signals a smooth transition from the summer heat while still embracing the warmth of early autumn. As the summer fades, partake in the vibrant local culture, stunning beaches, and picturesque landscapes bathed in golden sunlight, making September an enchanting time for exploration and relaxation in this sun-kissed paradise.

Percentage of Sunny Days in September in Chalki

The chart illustrates the percentage of sunny days in Chalki 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 Chalki experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%69%70%58%80%97%98%99%98%79%53%48%
Data source: Chalki September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chalki in September

As summer gives way to autumn in Chalki, Greece, September marks the beginning of a transition in daylight hours. With an average of 12 hours of daylight, this month sees a gradual decline from the peak summer brightness of 14 hours experienced in June, July, and August. The fading summer light is a gentle reminder that the days are getting shorter, paving the way for the cozy atmospheres of fall. This trend continues into October with 11 hours of daylight, ultimately leading to the deeper shadows of winter. The soft, lingering light in September invites both locals and visitors to enjoy the natural beauty of Chalki, making it an ideal time to explore the island's stunning landscapes before the days grow even shorter.

Average Daylight Hours in Chalki for September

The chart illustrates the variation in daylight duration in Chalki throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 59m10h 51m11h 58m13h 7m14h 5m14h 34m14h 19m13h 28m12h 22m11h 13m10h 14m9h 43m
Data source: Chalki daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Chalki

In Chalki, Greece, the month of September typically brings a refreshing breeze, with an average wind speed of 7.8 m/s (18 mph). This slightly elevated speed compared to July and August signals a transition toward autumn, as warm summer winds begin to mellow. Interestingly, September's winds are just shy of the peak experienced in March at 8.3 m/s (19 mph). The trend shows a subtle decline leading into October, where the winds drop to 5.9 m/s (13 mph), suggesting a calmness that accompanies the changing season. As the year progresses, Chalki's winds remain generally steady, offering a delightful balance of energy and tranquility, perfect for those looking to explore the island's stunning landscapes.

Average September Wind Speed in Chalki

The chart displays monthly wind speed patterns in Chalki, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.67.68.37.65.97.57.07.97.8 m/s5.95.37.9
Data source: Chalki September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Chalki Compares to Other Months

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

In September, the weather is warm and pleasant, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), and virtually no rainfall. The humidity level is moderate at 70%, making it an ideal time for outdoor activities. In stark contrast, January brings much cooler temperatures, with averages ranging from 5°C (41°F) at night to 19°C (66°F) during the day. This month also sees significant precipitation, with around 120 mm (4.7 in) spread over 13 rainy days, accompanied by higher humidity at 77%. For more detailed information about January weather, you can refer to this link: Chalki weather in January.

September and February present a stark contrast in weather conditions. In September, temperatures are pleasantly warm, with an average of 25°C (77°F) and highs reaching 28°C (83°F), accompanied by minimal precipitation and comfortable humidity at 70%. In contrast, February experiences much cooler temperatures, with an average of 15°C (58°F), and highs only reaching 18°C (64°F). This month also sees significantly more rainfall, totaling 67 mm (2.6 in) over about 8 days, alongside a slightly higher humidity level of 76%. For a closer look at February weather specifics, you can check out Chalki weather in February.

In September, Chalki experiences warm and pleasant weather, with temperatures ranging from a mild 21°C (70°F) at night to a comfortable average of 25°C (77°F) during the day, peaking at 28°C (83°F). The month is notably dry, with just 1 mm of precipitation and no rainy days, while humidity hovers around 70%. In stark contrast, March brings a much cooler climate, with temperatures dipping to a minimum of 7°C (44°F) and averaging 15°C (59°F), reaching a maximum of 18°C (65°F). This month is significantly wetter, with 63 mm of rainfall over six days, accompanied by higher humidity levels at 77%. For more detailed information, check Chalki weather in March.

In September, the weather is notably warmer with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), and it typically enjoys dry conditions with virtually no precipitation. In contrast, April offers cooler temperatures, with averages between 11°C (52°F) and 22°C (72°F), accompanied by more humidity and moderate rainfall spread over a few days. For more detailed insights on April weather, you can visit Chalki weather in April.

In comparing the weather of September and May, September tends to be warmer, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), while May has cooler temperatures, peaking at 26°C (80°F). Additionally, September is typically drier, boasting just 1 mm of precipitation over 0 rainy days, whereas May experiences slightly more rain with 5 mm of precipitation across 1 day. Humidity levels are higher in May at 81%, compared to September's 70%, making May feel a bit more muggy despite the cooler temperatures. For more detailed information, you can explore Chalki weather in May.

In September, the weather in Chalki boasts a warm average temperature of 25°C (77°F), with a minimum of 21°C (70°F) and a maximum reaching 28°C (83°F). This month experiences very little precipitation, recording only 1 mm, and maintains a humidity level of 70%. In contrast, June features slightly cooler temperatures, with an average of 23°C (73°F), and a minimum of 17°C (62°F) while still peaking at 28°C (82°F). However, June has a bit more precipitation, totaling 3 mm, and a higher humidity of 77%. For a detailed look at the June weather, you can visit Chalki weather in June.

In comparing the weather between September and July, we see that both months enjoy warm temperatures, with September featuring a minimum of 21°C (70°F) and a maximum of 28°C (83°F). In contrast, July is slightly warmer, with minimum temperatures of 22°C (71°F) and maximums reaching 30°C (86°F). Both months experience minimal precipitation, but September has a slight chance of rain with just 1 mm of total precipitation, while July remains completely dry. Humidity levels are quite comparable, at around 70% in September and 71% in July. For a detailed look at July weather specifically, check out Chalki weather in July.

In comparing the weather of September to August, we see a shift towards slightly cooler temperatures. September enjoys a minimum of 21°C (70°F) and an average of 25°C (77°F), while August has a higher minimum of 24°C (75°F) and an average of 26°C (79°F). The maximum temperatures are also lower in September, capping at 28°C (83°F) compared to August's peak of 31°C (88°F). Both months experience minimal precipitation, with September recording just 1 mm over the course of 0 days, similar to August, which had no recorded rainfall. However, September has a slightly higher humidity level at 70%, compared to August's 66%. For a closer look at the climate in August, you can refer to Chalki weather in August.

September typically boasts warmer weather, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), and an average temperature of 25°C (77°F). The month is characterized by very little rainfall, recording only 1 mm (0.0 in) across 0 days, along with a relatively high humidity level of 70%. In contrast, October sees a noticeable drop in temperatures, with minimums of 16°C (62°F) and maximums of 26°C (79°F), resulting in an average temperature of 22°C (72°F). This month also experiences increased rainfall, totaling 25 mm (1.0 in) over 4 days, and a slight rise in humidity to 76%. For more detailed insights into the conditions, check out Chalki weather in October.

September weather typically offers warm temperatures, with averages around 25°C (77°F) and maximums reaching 28°C (83°F). This month is characterized by minimal precipitation—only 1 mm over no rainy days—leading to a generally dry and comfortable atmosphere with a humidity level of 70%.

In contrast, November sees a significant drop in temperatures, with averages around 19°C (67°F) and maximums peaking at 24°C (75°F). This month experiences much higher precipitation, totaling 68 mm over six rainy days, contributing to a more humid environment at 77%. For more detailed information, you can check Chalki weather in November.

The weather in September contrasts significantly with that of December. In September, temperatures are warm, with minimums around 21°C (70°F) and maximums reaching up to 28°C (83°F), accompanied by low humidity at 70% and virtually no precipitation. In stark contrast, December experiences much cooler temperatures, with averages dropping to 16°C (61°F), and a minimum of just 10°C (50°F). Additionally, December is characterized by significantly increased precipitation, totaling 135 mm (5.3 in) over 15 days, and higher humidity levels at 78%. For those interested in more specifics about December weather, you can check Chalki weather in December.

Compare Chalki's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Chalki

As September unfolds in Chalki, the weather transitions into a delightful equilibrium, striking a balance between summer's warmth and the promise of autumn. With maximum temperatures reaching a comfortable 28°C and an average of 25°C, the days are still pleasantly warm, while the nights invite a refreshing coolness. This month boasts remarkably low humidity levels, making it an ideal time for outdoor explorations without the sweltering discomfort often found in the peak of summer. Notably, September enjoys zero precipitation days, presenting an uninterrupted canvas for sun-soaked adventures. For a deeper understanding of the unique weather patterns throughout the year, visit Chalki Climate.