September Weather in Oia, Greece

Last updated: February 6, 2025

September in Oia offers a delightful escape, with maximum temperatures reaching a pleasant 27°C (82°F) and an average of 24°C (75°F), ensuring ideal conditions for outdoor activities. With a minimum temperature of 20°C (68°F), evenings remain comfortably warm. The month stands out for its remarkably low precipitation, with only 2 mm (0.1 in) and zero rainy days, allowing visitors to bask in the sun. The 70% humidity adds a touch of warmth to the air, creating a serene atmosphere perfect for exploring the stunning landscapes and charming architecture of this coastal paradise.

September Temperature in Oia

September in Oia, Greece, showcases a delightful transition towards the end of summer, with temperatures becoming pleasantly moderate. With a minimum of 20°C (68°F), the days begin to cool from the intense heat of August, yet still remain inviting for beach lovers and explorers alike. The average temperature hovers around 24°C (75°F), making it perfect for enjoying leisurely strolls through the stunning scenery. The maximum reaches 27°C (82°F), allowing visitors to bask in the warm sun while also enjoying the gentle shifts of autumn. As the month progresses, the warmth lingers just enough to savor the vibrant local culture and stunning sunsets, creating an ideal atmosphere for unforgettable memories.

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

The chart illustrates September temperature patterns in Oia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec565758616673777775706560
Data source: Temperature data for Oia 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 Oia

September in Oia, Greece, marks a transition to the drier part of the year, with minimal rainfall recorded at just 2 mm (0.1 in). This month typically experiences no precipitation days, reflecting the area's summer-like atmosphere that lingers even as autumn approaches. The dry spell follows a season of very light rain in August, indicating a steady decline in precipitation as the summer months wind down. As the island gears up for October, a slight increase in rainfall is anticipated, but September firmly maintains its reputation as a sun-soaked, nearly rain-free period, perfect for enjoying Oia's picturesque views and vibrant sunset.

September Precipitation Trends in Oia

The chart displays monthly precipitation patterns in Oia, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7658441743012144172
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Oia

In September, Oia, Greece, experiences a moderate humidity level of 70%, reflecting a slight decrease from the summer month's peak of 66% in August. This trend showcases a gradual shift as the heat of summer gives way to the cooler autumn months. Typically, humidity remains fairly consistent throughout the year, hovering between 66% to 81%, with the highest levels observed in late spring and early summer. The relatively low humidity during the peak tourist season in July and August makes Oia’s picturesque views and vibrant sunsets all the more enjoyable. As September rolls in, the mild humidity invites visitors to explore the charming streets and serene landscapes of this stunning island.

September Average Humidity in Oia

This chart illustrates the average monthly humidity levels in Oia, 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 Oia

In September, Oia, Greece, experiences a UV Index of 8, maintaining its status in the very high exposure category. As summer draws to a close, the burn time remains brisk at just 15 minutes, underscoring the importance of sun protection during this vibrant month. Comparing the UV trends throughout the year, September showcases a slight decline from the peak levels seen in the height of summer, yet it still demands caution. Visitors should be mindful that despite the fall season approaching, the sun's intensity can still pose risks. For the latest UV Index details and guidance, check out Oia UV Index.

Maximum UV Index Levels in Oia for September

The chart shows the monthly maximum UV Index (UVI) for Oia 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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108743
Data source: Oia 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 Oia

September in Oia, Greece, bathes the island in a warm golden glow, boasting an impressive 350 hours of sunshine that makes it one of the sunniest months of the year. As summer wanes, daylight hours begin to decrease, yet September still offers plenty of bright, clear days, providing an inviting atmosphere for visitors. The trend of increasing sunlight reaches its peak in July with 424 hours, before gradually tapering off in August and September, creating an ideal balance of warmth without the intense heat of mid-summer. This harmonic shift not only enhances the scenic beauty of Oia but also perfects the enchanting sunsets that entice travelers to its iconic cliffs. Overall, September presents a delightful opportunity to enjoy the lingering warmth of summer amid the breathtaking charm of Greece.

Monthly Sunshine Duration in Oia: September Highlighted

The September sunshine duration represents the total number of hours Oia 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.
JanFebMarAprMayJunJulAugSepOctNovDec218h272h336h354h401h412h424h397h350h325h277h267h
Data source: Oia September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oia During September

In the picturesque town of Oia, Greece, September offers a spectacular weather experience, boasting a 95% chance of sunny days. This trend follows a remarkable summer, where the sun shines almost uninterrupted, reaching a perfect 100% in August and maintaining a robust presence throughout the preceding months. As autumn approaches, September still enjoys exceptional weather, allowing visitors to bask in the warmth and beauty of the island. While the likelihood of clear skies diminishes in the fall, with October dropping to 75%, September remains a prime choice for sun-seekers, eager to relish the tail end of summer's glow.

Percentage of Sunny Days in September in Oia

The chart illustrates the percentage of sunny days in Oia 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 Oia experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%63%65%57%78%93%99%100%95%75%48%51%
Data source: Oia September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oia in September

As summer gently fades into autumn, September in Oia, Greece offers a delightful balance of sunlight, with 12 hours of daylight illuminating the picturesque landscape. Following the peak of 14 hours in the height of summer, September marks a subtle transition, gradually hinting at the shorter days ahead. This month strikes a harmonious chord, allowing visitors to enjoy the lingering warmth while witnessing the stunning sunsets that Greece is known for. With daylight duration gradually decreasing from August's 13 hours, September invites exploration and adventure, capturing the essence of late summer while gently embracing the onset of fall.

Average Daylight Hours in Oia for September

The chart illustrates the variation in daylight duration in Oia throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 58m10h 50m11h 58m13h 8m14h 6m14h 35m14h 20m13h 28m12h 22m11h 13m10h 12m9h 42m
Data source: Oia daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Oia

As summer gently fades, September in Oia, Greece ushers in a refreshing breeze with an average wind speed of 8.1 m/s (18 mph), slightly surpassing the peak summer months, which experience average winds around 7.5–8.0 m/s (17-18 mph). This invigorating wind not only enhances the picturesque scenery but also marks a shift towards the approaching autumn, where winds begin to stabilize, tapering to 7.0 m/s (16 mph) in October. Throughout the year, Oia experiences fluctuating wind speeds, ranging from a calm 5.4 m/s (12 mph) in June to a brisk 8.4 m/s (19 mph) in March. September stands out as a month of transition, offering visitors a delightful blend of warm sunshine and the exhilarating gusts of wind, perfectly embodying the spirit of this beautiful island as it prepares for the enchanting fall season.

Average September Wind Speed in Oia

The chart displays monthly wind speed patterns in Oia, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.77.68.47.05.75.48.07.58.1 m/s7.06.78.0
Data source: Oia September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Oia Compares to Other Months

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

September and January showcase striking contrasts in weather. September offers a warm climate with average temperatures around 24°C (75°F) and minimal precipitation, creating a pleasant backdrop for outdoor activities. In stark contrast, January sees a significant drop in temperatures, averaging only 13°C (56°F), along with increased rainfall of 76 mm (3.0 in) over 11 days. The humidity also rises slightly in January, reaching 77%, while September maintains a more comfortable 70%. For more detailed information on January weather, visit Oia weather in January.

September and February present quite contrasting weather conditions. In September, temperatures are pleasantly warm, ranging from a minimum of 20°C (68°F) to a maximum of 27°C (82°F), with an average of 24°C (75°F). This month enjoys little to no precipitation, making it ideal for outdoor activities, with humidity levels around 70%. Conversely, February is much cooler, with temperatures ranging from a low of 7°C (44°F) to a high of 19°C (66°F), and an average of 14°C (58°F). This month sees a significant increase in precipitation, totaling 58 mm (2.3 in) over about 8 days, and humidity rising to 76%. For more detailed information, you can check Oia weather in February.

In comparing the weather between September and March, there is a notable difference in temperatures and precipitation levels. September boasts a mild climate with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 27°C (82°F), accompanied by minimal precipitation of just 2 mm and virtually no rainy days. In contrast, March experiences cooler temperatures, with an average of 14°C (58°F) and a maximum of only 18°C (65°F). This month is much wetter, receiving 44 mm of precipitation over six days, along with slightly higher humidity at 77%. For more detailed insights on March weather, you can check Oia weather in March.

September weather is generally warmer and drier compared to April. With average temperatures reaching around 24°C (75°F) and very little precipitation (only 2 mm over no rainy days), September offers a pleasant climate with a comfortable humidity level of 70%. In contrast, April experiences cooler temperatures, averaging 16°C (61°F), and typically sees more rainfall, with about 17 mm falling over two days. Additionally, the humidity rises slightly to 77%, making April feel a bit more humid despite the lower temperatures. For more detailed information, you can explore Oia weather in April.

In September, the weather is generally warmer, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 27°C (82°F) and an average of 24°C (75°F). This month experiences very little precipitation, with only 2 mm (0.1 in) recorded across no rain days, and humidity levels sit at a comfortable 70%. In contrast, May presents a cooler climate, with temperatures spanning from a minimum of 15°C (60°F) to a maximum of 24°C (75°F), averaging 19°C (67°F). Although May has slightly more precipitation at 4 mm (0.2 in), it also records no rainy days, though humidity is higher at 81%. For a closer look at the weather conditions during this month, you can check Oia weather in May.

In comparing the weather between September and June, both months present warm temperatures, but September tends to be slightly warmer overall. September has a minimum temperature of 20°C (68°F) and averages around 24°C (75°F), while June starts a bit cooler with a minimum of 18°C (65°F) and an average of 23°C (73°F). Both months have similar maximum temperatures peaking at 27°C (82°F) in September and 27°C (80°F) in June. Precipitation is minimal in both months, with September receiving 2 mm (0.1 in) and June slightly more at 3 mm (0.1 in), and both experience zero rainy days. However, humidity is noticeably higher in June at 77% compared to 70% in September. For a closer look at June weather patterns, you can check Oia weather in June.

In comparing the weather between September and July, September tends to be slightly cooler with an average temperature of 24°C (75°F), compared to July's average of 25°C (77°F). While both months experience minimal precipitation, September sees a negligible 2 mm (0.1 in), whereas July is completely dry with 0 mm (0.0 in). Additionally, the humidity levels are quite similar, with September at 70% and July at 71%. For more specific details on July weather in Oia, you can visit Oia weather in July.

In August, the weather tends to be warmer, with temperatures ranging from a minimum of 22°C (73°F) to a maximum of 30°C (86°F) and an average of 25°C (77°F). The humidity is slightly lower at 66%, making it feel a bit more comfortable despite the higher temperatures. Precipitation is minimal, with only 1 mm recorded over the entire month.

In contrast, September brings a slight cooling trend, with temperatures dropping to a minimum of 20°C (68°F) and a maximum of 27°C (82°F), while the average temperature settles at 24°C (75°F). The humidity increases slightly to 70%, but like August, September also sees virtually no rainfall, with only 2 mm recorded. This gradual transition into fall offers a more temperate climate for outdoor activities. For more detailed information about the weather in Oia during August, you can check Oia weather in August.

September boasts warmer temperatures, with minimums around 20°C (68°F) and an average of 24°C (75°F), while October sees a slight drop, with minimums at 16°C (61°F) and an average of 21°C (70°F). Although September enjoys dry conditions with no recorded precipitation, October experiences a shift, bringing in 14 mm (0.5 in) of rain over two days. Humidity levels also rise slightly in October to 76%, compared to September's 70%. For more details on weather conditions in October, visit Oia weather in October.

In September, the weather is warm and inviting, with temperatures ranging from a comfortable 20°C (68°F) at night to a pleasant 27°C (82°F) during the day, and minimal precipitation expected. The humidity sits at around 70%, making for a typically dry and sunny month. In contrast, November brings cooler temperatures, with a minimum of 13°C (55°F) and an average of 18°C (65°F), reaching a maximum of 23°C (73°F). This month experiences more rainfall, totaling 41 mm (1.6 in) over about five days, and the humidity rises slightly to 77%. For more specific insights on the climate, check out Oia weather in November.

In September, the weather is predominantly warm and dry, with average temperatures around 24°C (75°F) and little to no precipitation, creating a pleasant atmosphere for outdoor activities. With humidity at 70%, the conditions remain comfortable despite the warmth. In contrast, December brings a significant drop in temperatures, averaging 15°C (60°F), and an increase in precipitation, averaging 72 mm (2.8 in) over 12 days, making the month much wetter and cooler. The humidity also rises slightly to 78%, contributing to a more subdued and damp feel. For more details on December weather, you can check Oia weather in December.

Compare Oia's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Oia

September in Oia is a delightful transition into the fall season, characterized by warm, pleasant temperatures that invite both relaxation and exploration. With an average high of about 24°C (75°F), this month offers consistently sunny days and remarkably low precipitation, making it an ideal time for outdoor activities. The humidity at 70% provides a comfortable atmosphere, unlike the sweltering heat of the peak summer months. As the days begin to shorten and the tourist crowds diminish, September presents a perfect opportunity to experience the beauty of Oia in a more tranquil setting. For those interested in detailed seasonal patterns, check out Oia Climate.