Last updated: August 21, 2025
October in Mykonos, Greece offers a delightful transition into autumn, characterized by mild temperatures that range from a pleasant minimum of 15°C (58°F) to a comfortable maximum of 25°C (78°F). With an average temperature hovering around 20°C (69°F), it's an ideal time for visitors seeking to avoid the summer crowds while still enjoying balmy weather. Rainfall is minimal, totaling just 20 mm (0.8 in) across only 2 days, allowing for ample opportunities to explore this stunning island. Additionally, humidity levels at 76% maintain the refreshing coastal atmosphere, making October a perfect month for leisurely strolls and memorable experiences on the vibrant shores of Mykonos.
As October graces Mykonos, the island begins to transition into a milder autumn, offering a delightful respite from the summer heat. With temperatures ranging from a comfortable 15°C (58°F) at night to a pleasant 25°C (78°F) during the day, visitors can enjoy sunny days that invite exploration and relaxation. The average temperature settles around 20°C (69°F), making it ideal for those seeking a balance between warmth and cool breezes. This month marks a noticeable shift from the summer highs, as the balmy evenings and bright days create a serene atmosphere perfect for leisurely strolls through the charming streets and lounging by the sea.
October in Mykonos marks a transition as the island begins to shake off the summer sun, bringing a slight uptick in precipitation. With 20 mm (0.8 in) of rain over approximately 2 days, this month signals the approach of winter, while still enjoying a relatively mild climate. This increase is a notable shift from the arid summer months of July and August, which recorded no rainfall at all. Additionally, October's rainfall is noticeably higher than September’s paltry 5 mm (0.2 in). As the landscape shifts and green emerges again, visitors can still relish the clear skies and warm temperatures, making October a lovely time for those ready to explore Mykonos before the winter chill sets in.
In October, Mykonos experiences a return to moderate humidity levels, averaging 76%, which is a slight decrease from the more humid months of summer. Throughout the year, humidity remains relatively high, starting at 77% in January and staying consistent until April. As summer peaks in July and August, humidity drops to its lowest, reaching 66%, making those months feel drier and more comfortable. However, as autumn sets in, September sees a slight rise to 70% before October balances things out with its refreshing, yet moderate, humidity. This trend highlights Mykonos's unique climate, offering visitors a pleasant transition from the sultry heat of summer to the milder fall atmosphere.
In October, Mykonos experiences a high UV Index of 6, marking a slight decline from the intense summer months when levels peaked at 10. This change translates to a more moderate burn time of 25 minutes, allowing visitors to enjoy the warm sun while still being mindful of their skin protection. As the fall season sets in, the UV Index decreases compared to the preceding months, yet it remains imperative to stay vigilant, especially for those with fair skin. With the sun still shining brightly, October offers a pleasant balance between sunny days and manageable UV levels, making it a fantastic time to explore the island. For more details on UV exposure throughout the year, check out the complete Mykonos UV Index.
UV Risk Categories
As October unfurls its golden hues in Mykonos, the island basks in a delightful 326 hours of sunshine—a generous gift as summer slowly yields to autumn. This month maintains a vibrant glow, outshining the cooler winter months ahead and echoing the warmth of July's peak with notable brightness. While the sun-soaked days begin to wane compared to the summer highs, October's inviting climate still invites travelers to relish the stunning landscapes and serene beaches. With sunshine gradually tapering off from September’s 350 hours, it becomes clear that Mykonos offers an enchanting blend of warmth and tranquility during this transitional month, making it an idyllic destination for those seeking both privacy and beauty.
October in Mykonos offers a pleasant balance of sun-soaked days, boasting a 75% chance of sunny weather. This month stands out as a transition from the peak summer months, where sunshine reigns nearly every day, with July and August recording staggering probabilities of 98% and 99% respectively. As autumn sets in, the likelihood of sunny weather remains relatively high compared to the winter months, where chances drop significantly. Travelers can look forward to moderate temperatures and breathtaking vistas, making October an ideal time to explore the island’s beauty while still enjoying a fair share of sunshine.
In October, Mykonos enjoys a delightful 11 hours of daylight, marking a gentle transition from the bright summer months to the cooler autumn days. Following a peak of 14 hours of daylight in both May and June, the island begins to experience a gradual reduction in light hours, with each month until October showing a slow yet steady decline. This pattern highlights the warm glow of early autumn, allowing visitors to relish the enchanting sunsets while temperatures remain pleasantly mild. As daylight wanes, the vibrancy of Mykonos shifts, making way for a more tranquil atmosphere, perfect for exploring its charming streets and savoring the local cuisine.
In October, the winds in Mykonos begin to mellow as summer's peak gives way to the softer caress of autumn. With an average wind speed of 7.8 m/s (17 mph), this month offers a gentle breeze, perfect for leisurely strolls along the iconic beaches and vibrant town. Notably, October experiences a slight drop from September's brisk 8.7 m/s (20 mph), signaling a transition as temperatures cool and crowds dissipate. This consistent wind pattern reflects a gradual winding down from the intense summer gusts, fostering a serene atmosphere that's ideal for soaking in the island's beauty without the typical hustle and bustle. With the wind whispering through the olive trees and against the whitewashed buildings, October proves to be a delightful time to explore the enchanting charm of Mykonos.
Weather in Mykonos varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Mykonos, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present contrasting weather conditions. In October, temperatures are pleasantly mild, ranging from a minimum of 15°C (58°F) to a maximum of 25°C (78°F), with an average of 20°C (69°F). The month experiences limited precipitation, with only 20 mm (0.8 in) falling over just two days and a humidity level of 76%. In stark contrast, January is significantly cooler, with temperatures dipping as low as 4°C (39°F) and averaging 12°C (55°F), peaking at 19°C (67°F). It is also a wetter month, receiving 97 mm (3.8 in) of rainfall over 12 days, while maintaining a similar humidity level of 77%. For more details on January weather, you can visit Mykonos weather in January.
October and February present quite different weather conditions. In October, the temperatures range from a mild 15°C (58°F) at night to a pleasant 25°C (78°F) during the day, with an average of 20°C (69°F). Rainfall is relatively sparse, with only 20 mm (0.8 in) expected over about 2 days, and the humidity remains high at 76%. In contrast, February brings cooler temperatures, ranging from a low of 6°C (43°F) to a high of 18°C (64°F), with an average of 13°C (56°F). This month experiences more precipitation, totaling 41 mm (1.6 in) spread across 8 days, while humidity remains constant at 76%. For more detailed insights on February weather, visit Mykonos weather in February.
When comparing the weather in October and March, notable differences emerge. October typically enjoys milder temperatures, with averages around 20°C (69°F) and maximums reaching 25°C (78°F), while March sees cooler conditions, averaging 14°C (57°F) and peaking at 17°C (63°F). Precipitation is less frequent in October, with only 20 mm (0.8 in) spread over 2 days, compared to March, which records 44 mm (1.7 in) over 6 days. Humidity levels are similar, hovering around 76% in October and 77% in March, adding a slight dampness to the air. For more detailed insights, you can check the Mykonos weather in March.
In comparing the weather of October and April, October presents a warmer profile with average temperatures ranging from a minimum of 15°C (58°F) to a maximum of 25°C (78°F), while April sees a cooler spectrum, with averages from 10°C (50°F) to 20°C (68°F). Both months experience similar levels of precipitation, each receiving about 20 mm (0.8 in), but October tends to have slightly fewer wet days, averaging just 2 days compared to April's 3 days. Additionally, humidity levels are fairly comparable, with October at 76% and April slightly higher at 77%. For more insights into April's weather, you can visit Mykonos weather in April.
When comparing the weather in October to that of May, both months boast mild temperatures but exhibit some notable differences. In October, the average temperature ranges from a minimum of 15°C (58°F) to a maximum of 25°C (78°F), while May has slightly cooler averages, with temperatures ranging from 15°C (58°F) to 23°C (74°F). Precipitation levels also contrast, with October receiving 20 mm (0.8 in) over 2 days, compared to just 4 mm (0.2 in) over 1 day in May. Additionally, May tends to be slightly more humid at 81%, while October's humidity sits at 76%. For more specific insights into May weather, you can check out Mykonos weather in May.
In October, temperatures in Mykonos range from a minimum of 15°C (58°F) to a maximum of 25°C (78°F), with an average of 20°C (69°F). The month experiences relatively low precipitation, totaling 20 mm (0.8 in) over about 2 days, while humidity averages around 76%. In contrast, June offers slightly warmer conditions, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 27°C (81°F), averaging 22°C (72°F). This month sees even less rainfall, with just 3 mm (0.1 in) over only 1 day, and a comparable humidity level of 77%. For more detailed information, you can check out Mykonos weather in June.
When comparing the weather in October and July, there are notable differences in temperature and precipitation. October sees cooler temperatures, with a minimum of 15°C (58°F) and an average of 20°C (69°F), while July is warmer, with a minimum of 21°C (71°F) and an average of 25°C (77°F). Additionally, October experiences some rainfall, recording 20 mm (0.8 in) over 2 days, whereas July boasts a completely dry climate with no precipitation. Humidity levels are slightly higher in October at 76%, compared to July's 71%. For more detailed insights on July weather conditions, you can visit Mykonos weather in July.
In comparing the weather of October and August, October presents a noticeable drop in temperature, with minimums around 15°C (58°F) and maximums reaching up to 25°C (78°F), contrasted with August's warmer range of 22°C (71°F) to 29°C (85°F). Additionally, October experiences some precipitation, averaging 20 mm over two days, while August remains completely dry with no rainfall at all. The humidity also varies, with October at a higher 76%, compared to August's more comfortable 66%. For a detailed look at August's weather in Mykonos, visit Mykonos weather in August.
In comparing the weather conditions of September and October, October brings a notable drop in temperatures, with minimums around 15°C and maximums reaching 25°C, compared to September's warmer range of 19°C to 27°C. Additionally, October experiences slightly higher humidity at 76%, up from September's 70%, which may make the air feel a bit heavier. Precipitation also increases in October, with 20 mm of rain over two days, while September enjoys dry weather with only 5 mm of rain over no days. For more detailed insights, you can check Mykonos weather in September.
In comparing the weather between October and November, October enjoys slightly warmer temperatures, with averages hovering around 20°C (69°F) compared to November's cooler average of 17°C (64°F). The maximum temperature in October reaches up to 25°C (78°F), while November sees a maximum of 22°C (72°F). However, November experiences significantly more precipitation, with 44 mm (1.7 in) over 6 days compared to October's 20 mm (0.8 in) and just 2 rainy days. Humidity levels remain quite similar, with October at 76% and November slightly higher at 77%. For those considering a visit, more detailed information can be found here: Mykonos weather in November.
In October, the weather tends to be warmer with temperatures ranging from a minimum of 15°C (58°F) to a maximum of 25°C (78°F). The average temperature is a comfortable 20°C (69°F), and the month sees relatively low precipitation, with only about 20 mm (0.8 in) over just 2 days. In contrast, December brings significantly cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 20°C (69°F), averaging at 15°C (59°F). Additionally, December is wetter, experiencing 86 mm (3.4 in) of precipitation across 12 days, paired with slightly higher humidity levels at 78%. For those interested in more details, you can check Mykonos weather in December.
As October arrives in Mykonos, the island showcases a charming transition into autumn with milder temperatures and a noticeable decrease in the summer crowds. While the days are pleasantly warm, with averages around 20°C (69°F), the evenings invite a cozy chill, making it the perfect time to enjoy the island's vibrant nightlife and breathtaking sunsets without the sweltering heat of peak summer. With only a couple of days of occasional rain and a comfortable humidity level, October offers a refreshing climate that stands in contrast to the hotter months. For those looking to explore the beautiful beaches and cultural attractions without the peak season hustle, this is an ideal time to experience Mykonos. For more detailed information on how Mykonos feels year-round, check out Mykonos Climate.