Last updated: August 21, 2025
October in Athens, Greece offers a delightful mix of mild temperatures and a touch of autumnal charm. With daytime highs reaching a pleasant 31°C (89°F) and cooling down to a comfortable 19°C (66°F) at night, this month is perfect for exploring the city's rich history and vibrant culture. Although occasional rainfall is expected, with about 30 mm (1.2 in) over four days, the humidity levels hover around 72%, creating a refreshing atmosphere. Whether you're wandering through ancient ruins or enjoying a leisurely meal at a taverna, October provides an ideal backdrop for unforgettable experiences in this captivating city.
In October, Athens experiences a delightful transition as summer gives way to autumn. With daily temperatures ranging from a mild 7°C (45°F) at night to a pleasant 31°C (89°F) during the day, this month offers an inviting climate for outdoor exploration. The average temperature settles at around 19°C (66°F), creating a comfortable atmosphere perfect for enjoying the city’s rich history and vibrant culture. As the days grow shorter and cooler, the warmth lingers, making October an ideal time to discover Athens's ancient landmarks without the bustling summer crowds. This gradual cooldown reflects a typical Mediterranean autumn, ensuring that visitors can relish both the warmth of the lingering sun and the refreshing nights.
In October, Athens experiences a noticeable transition as precipitation begins to increase, bringing a refreshing change after the dry summer months. With an average rainfall of 30 mm (1.2 in) over approximately 4 days, October marks a shift from the minimal 4 mm (0.2 in) in August and the 17 mm (0.7 in) in September. This uptick in moisture sets the stage for the wetter months ahead, including November and December, which see significant surges in rainfall. As temperatures cool and the landscape begins to flourish, October stands out as a pivotal month in transitioning to Greece’s lush, autumnal charm.
In October, Athens experiences a humidity level of 72%, reflective of a gradual increase from the drier summer months. Following the peak dryness of August at 63%, humidity slowly rises through September, and continues into October, hinting at the transition to a wetter autumn. This slight uptick aligns with the overall trend observed throughout the year—where humidity tends to hover around the mid-70s from late fall to early spring. As the city prepares for winter, residents can expect a refreshing change in the air, making October a comfortable time to enjoy Athens’ vibrant atmosphere.
As autumn settles in Athens, the UV Index begins to show a slight decline, with October recording a UV Index of 7, placing it in the high exposure category. This signifies a notable shift from the peak summer months, where the Index reached a consistent 10. With a burn time of 25 minutes, October offers a more forgiving sun than the scorching summer days, yet caution is still warranted. As the days get shorter and temperatures cool, wearing sunscreen remains essential, especially since the UV levels are still elevated compared to other times of the year. Stay informed and plan your outdoor activities accordingly to enjoy the beautiful fall in Athens with safety in mind. For more detailed information, check out the Athens UV Index.
UV Risk Categories
October in Athens, Greece, is a month where sunshine still shines bright, boasting an impressive 313 hours of sunlight. As summer wanes, this autumn month retains a generous glow, reflecting a steady decline from the peak of 423 hours in July. The gradual tapering of daylight hours, starting in September, creates a tranquil atmosphere, marking a transition to cooler weather while still allowing for ample outdoor exploration. With October's warmth lingering after the heat of summer, it's a perfect time to wander through the ancient streets, bask in the golden Mediterranean light, and enjoy the vibrant local culture.
As October rolls into Athens, the likelihood of sunny weather remains relatively moderate, with a 57% chance of sunshine. This marks a gentle decline from the blazing summer months of July and August, which boast an impressive 94% and 95%, respectively. By September, the sun still shines brightly at a 77% likelihood, but October ushers in a shift as the city transitions towards the cooler, cloudier months ahead. While still favorable for outdoor activities, October's weather hints at the approaching winter, paralleling the decreasing probabilities observed in November and December. Thus, visitors can expect a pleasant balance of sun and mild temperatures, ideal for exploring Athens' rich history and vibrant culture before the rainy season sets in.
As October unfolds in Athens, Greece, daylight duration settles at around 11 hours, marking a subtle transition towards shorter days. Following the sun-soaked months of summer, when daylight peaked at a splendid 14 hours in June, October witnesses a gradual decline — a trend that continues into the deeper autumn months. The sun begins to shy away, presenting less time for outdoor adventures compared to the vibrant days of May and July. However, with 11 hours of brilliant light, Athenian afternoons still sparkle with opportunities for exploration, as the city begins to embrace the cozy ambiance of fall while retaining a hint of summer's glow. This balance between lingering warmth and the onset of seasonal change makes October a unique time to experience the rich tapestry of Athens.
As October unfolds in Athens, a gentle shift in the breeze marks the transition from summer to autumn. With an average wind speed of 3.1 m/s (7 mph), the winds are reminiscent of the invigorating gusts felt in the preceding months. This slight increase from September’s winds invites outdoor enthusiasts to partake in the city's shimmering comfort, where the whir of leaves and soft rustling create a picturesque backdrop. Notably, the approach of winter signifies a gradual overall rise in wind speeds, as we observe a trend of recovery from some of the calmest months earlier in the year. With a blend of warmth and warmth, October captures the essence of a Mediterranean autumn, enhancing Athens' historic charm.
Weather in Athens varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Athens, focusing on differences in temperature, rainfall, humidity, and UV levels.
October and January present distinctly different weather patterns. In October, temperatures range from a mild 7°C (45°F) at night to a warm average of 19°C (66°F) during the day, peaking at 31°C (89°F). The month sees a relatively low precipitation of 30 mm (1.2 in) over about 4 days, with humidity averaging around 72%. In contrast, January experiences much colder temperatures, with minimums plummeting to -4°C (25°F) and an average of 9°C (48°F), maximums reaching only 22°C (72°F). Precipitation increases to 57 mm (2.2 in) over approximately 7 days, accompanied by slightly higher humidity at 76%. For a deeper dive into January's climate specifics, check out Athens weather in January.
October and February exhibit distinct weather patterns, reflective of their positions in the seasonal cycle. In October, temperatures range from a mild minimum of 7°C (45°F) to a warm maximum of 31°C (89°F), with an average of 19°C (66°F). The month sees about 30 mm (1.2 in) of precipitation across approximately 4 days, with humidity at a comfortable 72%. In contrast, February experiences cooler conditions, with temperatures ranging from a chilly 0°C (32°F) to a moderate maximum of 20°C (68°F), averaging just 10°C (51°F). The precipitation increases to 48 mm (1.9 in) over 8 days, and humidity rises slightly to 75%. For more details on February weather specifically, you can check this link: Athens weather in February.
When comparing the weather in October and March, we can observe distinct differences in temperature and precipitation patterns. October boasts higher temperatures, with a minimum of 7°C (45°F), an average of 19°C (66°F), and a maximum of 31°C (89°F). In contrast, March has cooler temperatures, ranging from a minimum of 0°C (32°F) to a maximum of 23°C (74°F), with an average of only 12°C (54°F).
Precipitation levels are slightly higher in March, totaling 39 mm (1.5 in) over 5 days compared to October's 30 mm (1.2 in) over 4 days. Both months feature similar humidity levels at around 72% to 74%, contributing to a refreshing atmosphere. For a more detailed look at March weather, check out Athens weather in March.
October and April present distinct weather patterns, reflecting the transition from summer to autumn and the onset of spring, respectively. In October, temperatures range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), with an average of 19°C (66°F). This month experiences about 30 mm (1.2 in) of precipitation over approximately 4 days, coupled with a humidity level around 72%. In contrast, April sees slightly cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 29°C (85°F), averaging at 15°C (60°F). Precipitation in April is higher, totaling about 42 mm (1.6 in) across 5 days, with humidity reaching 75%. For more details on April weather, check out Athens weather in April.
October and May present distinct weather characteristics in terms of temperature and humidity. In October, temperatures range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), with an average of 19°C (66°F). The month sees approximately 30 mm (1.2 in) of precipitation over about 4 days, and humidity levels average around 72%. In contrast, May tends to be warmer, with temperatures ranging from a minimum of 10°C (51°F) to a high of 36°C (97°F) and an average of 21°C (70°F). This month experiences slightly less precipitation at 23 mm (0.9 in) over the same number of rainy days, but the humidity remains relatively high at 77%. For more detailed information, you can explore Athens weather in May.
When comparing the weather in October and June, several key differences stand out. October experiences a cooler range of temperatures, with averages around 19°C (66°F) and a maximum of 31°C (89°F), while June boasts warmer conditions, with an average temperature of 25°C (77°F) and highs reaching up to 38°C (101°F). Both months see a similar amount of precipitation, approximately 30-33 mm, but October receives rainfall over slightly fewer days. Humidity levels are fairly comparable, with October at 72% and June at 71%. For a detailed exploration of the June climate, you can visit Athens weather in June.
In October, temperatures in Athens range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), with an average of 19°C (66°F). The month sees about 30 mm (1.2 in) of precipitation over approximately 4 days, with humidity levels around 72%. In contrast, July is significantly warmer, featuring minimum temperatures of 19°C (67°F) and maximums reaching up to 42°C (108°F), with an average temperature of 28°C (83°F). Precipitation is much lower in July, totaling only 9 mm (0.4 in) over 2 days, and humidity is slightly less at 68%. For more detailed weather conditions in July, check out Athens weather in July.
In comparing the weather of October and August, a noticeable shift occurs as the seasons transition. October experiences a broader temperature range with minimums of 7°C (45°F) and maximums reaching 31°C (89°F), creating a comfortable average of 19°C (66°F). In contrast, August boasts significantly warmer conditions, with temperatures typically ranging from a minimum of 19°C (66°F) to a scorching maximum of 43°C (109°F), resulting in an average temperature of 28°C (83°F). Furthermore, October sees a slight increase in precipitation, averaging 30 mm over about four days, while August remains quite dry with only 4 mm and no rainy days. Humidity levels are also higher in October at 72%, compared to August's 63%. For a more detailed look at August weather, you can visit Athens weather in August.
In comparing the weather of October and September, October presents cooler temperatures overall, with a minimum of 7°C (45°F) and an average of 19°C (66°F), in stark contrast to September's milder minimum of 13°C (55°F) and an average of 24°C (76°F). While September can peak at a sweltering 37°C (98°F), October's maximum temperature reaches a much more moderate 31°C (89°F). Additionally, precipitation increases slightly in October with 30 mm (1.2 in) over 4 days, compared to September's lighter 17 mm (0.7 in) spread across just 2 days. Humidity also rises in October to 72%, compared to September's 65%, contributing to a more humid and cooler feel as the month progresses. For more details on September's weather, visit Athens weather in September.
October and November exhibit a noticeable shift in weather patterns. In October, temperatures range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F) with an average of 19°C (66°F), accompanied by relatively low precipitation of 30 mm (1.2 in) over about 4 days and humidity around 72%. In contrast, November brings cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 25°C (78°F), an average of 15°C (59°F) and increased precipitation totaling 48 mm (1.9 in) across 7 days, along with slightly higher humidity at 75%. This transition indicates a shift toward cooler and wetter conditions as autumn progresses. For more detailed weather information, you can check Athens weather in November.
October and December offer quite distinct weather experiences. In October, temperatures range from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), with an average of 19°C (66°F). This month typically sees about 30 mm (1.2 in) of rainfall over four days, with humidity around 72%. In contrast, December presents much cooler conditions, featuring a minimum temperature of 1°C (34°F) and a maximum of 21°C (70°F), averaging 11°C (53°F). Precipitation increases to 66 mm (2.6 in) over nine days, and humidity rises slightly to 76%. To learn more about what to expect during this colder month, check out Athens weather in December.
As October unfolds in Athens, the city experiences a delightful transition from the sweltering summer heat to a milder autumn ambiance. With maximum temperatures still touching a warm 31°C (89°F), visitors can enjoy sunny days, though the average cools off to a more comfortable 19°C (66°F) in the evenings. The month brings with it a slight increase in humidity, hovering around 72%, and a handful of rainy days—typically only four—resulting in a total precipitation of about 30 mm (1.2 in). This blend of warm days and cooler nights makes October a unique time to explore the rich history and culture of Athens. For a more comprehensive understanding of the city's weather patterns throughout the year, check out Athens Climate.