October Weather in Piraeus, Greece

Last updated: February 6, 2025

Experience the mild charm of Piraeus in October, where temperatures can reach a pleasant maximum of 31°C (89°F), while averaging around 19°C (66°F) and dipping to a refreshing minimum of 7°C (45°F) at night. Although the month sees 30 mm (1.2 in) of rainfall spread over just 4 days, visitors can revel in a comfortable humidity level of 72% that enhances the coastal atmosphere. October offers a delightful blend of warmth and cool breezes, making it an ideal time to explore the vibrant city and its stunning surroundings.

October Temperature in Piraeus

In October, Piraeus, Greece, experiences a delightful shift in temperatures that signals the transition from summer's swelter to the cooler embrace of autumn. With minimums around 7°C (45°F) and average highs reaching 31°C (89°F), the month offers a pleasant balance ideal for outdoor exploration. As the average temperature settles comfortably at 19°C (66°F), it becomes the perfect time to enjoy the city's vibrant culture, stunning waterfront views, and exquisite cuisine without the intense heat of summer. This month not only invites locals and visitors alike to bask in the lingering warmth, but also sets the stage for a gradual cooling trend as Piraeus prepares for the winter months ahead.

October Weather in Piraeus: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Piraeus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec485154606977838376665952
Data source: Temperature data for Piraeus 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.

October Precipitation in Piraeus

October in Piraeus, Greece, marks a transitional month as summer fades and the rainy season begins to emerge. With 30 mm (1.2 in) of precipitation over about 4 days, the rainfall is a noticeable increase from the drier summer months, particularly the nearly rainless days of August. This uptick in precipitation hints at the shifting patterns of the Mediterranean climate, where the parched landscape gradually rejuvenates. As temperatures start to cool, October's modest showers contribute to a more vibrant environment, providing a refreshing contrast to the preceding months of intense heat and dryness. This trend of increased rainfall will continue into November and December, signaling the arrival of the wetter season ahead.

October Precipitation Trends in Piraeus

The chart displays monthly precipitation patterns in Piraeus, with values for each month alongside October's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec5748394223339417304866
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Piraeus

In October, Piraeus, Greece, experiences a moderate humidity level of 72%, reflecting a slight increase after the drier summer months. Following a decline from a high of 77% in May and dipping to a low of 63% in August, the humidity begins to rise again as autumn sets in. This seasonal shift tends to bring a more comfortable atmosphere, bridging the gap between the heat of summer and the cooler temperatures of winter. Throughout the year, humidity in Piraeus remains relatively stable, with a range of 63% to 77%, but October stands out as a transitional month that hints at the wetter, chillier seasons ahead.

October Average Humidity in Piraeus

This chart illustrates the average monthly humidity levels in Piraeus, with October's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how October's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%77%72%68%63%65%72%75%76%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Piraeus

As October rolls into Piraeus, Greece, residents and visitors can expect a UV Index of 7, signaling a high exposure category. This is a slight decline from the intense summer months, where the UV Index peaked at 10 from June to September, necessitating quick action to avoid burns within just 15 minutes. However, with the cooler autumn air, the burn time increases to 25 minutes in October, allowing for a bit more outdoor enjoyment while still requiring caution. It’s a transitional month where the sun’s intensity begins to wane, but vigilance remains essential. For more detailed information on UV levels throughout the year, check out Piraeus UV Index.

Maximum UV Index Levels in Piraeus for October

The chart shows the monthly maximum UV Index (UVI) for Piraeus in October, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3468101010108743
Data source: Piraeus October 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.

October Sunshine in Piraeus

As autumn settles in, October in Piraeus, Greece continues to bask in a generous embrace of sunshine. With 313 hours of sunlight, this month stands out as a beautiful transition from the summer's abundant brightness, peaking at 423 hours in July. The days gradually shorten, but October still retains a vibrant warmth, comfortably surpassing the more muted tones of November and December. After enjoying the lush daylight of summer, locals and visitors alike can relish the delightful balance of sunny days and cooler breezes, making it a perfect time to explore the stunning coastal views without the sweltering heat.

Monthly Sunshine Duration in Piraeus: October Highlighted

The October sunshine duration represents the total number of hours Piraeus experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec200h252h328h346h398h409h423h396h346h313h261h250h
Data source: Piraeus October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Piraeus During October

In Piraeus, Greece, October offers a pleasant 57% chance of sun, making it a favorable time for those seeking mild weather while avoiding the peak summer crowds. This moderate likelihood keeps it in line with earlier spring months like March and April, which hover around the same percentages. Interestingly, as the year progresses from summer's peak brilliance—where July and August boast astonishing 94% and 95% chances of clear skies—the sun's presence begins to taper off as autumn settles in. While October's potential for sunny days remains decent, it does reveal a trend of gradually diminishing sun exposure, culminating in the cloudier months of November and December. Overall, this makes October a lovely transitional period in Piraeus, offering a perfect balance of weather for exploration and relaxation.

Percentage of Sunny Days in October in Piraeus

The chart illustrates the percentage of sunny days in Piraeus throughout the year, with October 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 Piraeus experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec45%58%57%55%70%71%94%95%77%57%40%51%
Data source: Piraeus October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Piraeus in October

In Piraeus, Greece, October marks a subtle transition as daylight hours decline to 11 hours, following the warmer summer months where daylight peaked at 14 hours. This gradual decrease is part of a pronounced seasonal rhythm, beginning with a steady increase from January's 9 hours to the spring's maximum in May and June. As autumn approaches, daylight wanes, dropping to 12 hours in September before settling into October. This shift not only reflects the natural cycle of the year but also invites residents and visitors alike to embrace the cozy ambiance of fall, punctuated by deeper evenings that herald the arrival of winter.

Average Daylight Hours in Piraeus for October

The chart illustrates the variation in daylight duration in Piraeus throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 50m10h 46m11h 58m13h 11m14h 14m14h 44m14h 28m13h 33m12h 23m11h 10m10h 6m9h 33m
Data source: Piraeus daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Piraeus

As October unfolds in Piraeus, Greece, the winds steadily pick up, averaging 3.1 m/s (7 mph)—a gentle breeze that continues the month’s transition from the warm summer days of previous months. This slight increase in wind speed compared to the lighter breezes of mid-summer, such as 1.8 m/s in June, is reminiscent of the refreshing gusts felt in January and July, both also at 3.1 m/s. Interestingly, October maintains consistency with the preceding September, reflecting a harmonious balance as autumn sets in. As the year draws to a close, November's winds echo this trend, averaging around 3.0 m/s, suggesting that the mild October breezes are prime for enjoying outdoor activities along the picturesque coastal areas. The gradual shift in wind patterns not only enhances the scenic beauty of Piraeus but also invites locals and visitors alike to embrace the charm of the changing seasons.

Average October Wind Speed in Piraeus

The chart displays monthly wind speed patterns in Piraeus, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.02.92.62.41.83.12.73.03.1 m/s3.03.5
Data source: Piraeus October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Piraeus Compares to Other Months

The weather in Piraeus changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Piraeus and find detailed weather information for every month.

In October, the weather showcases a pleasant range of temperatures, with daytime highs averaging around 19°C (66°F) and maximums reaching up to 31°C (89°F). The month sees relatively low precipitation, with just 30 mm (1.2 in) over about 4 days, along with a humidity level of 72%. In contrast, January presents a cooler climate, characterized by a minimum temperature of -4°C (25°F) and an average of 9°C (48°F). Precipitation increases significantly to 57 mm (2.2 in) over 7 days, while humidity remains slightly higher at 76%. For a detailed look at January weather patterns, you can visit Piraeus weather in January.

October typically enjoys warmer temperatures, with an average of 19°C (66°F) and highs reaching up to 31°C (89°F). In contrast, February is much cooler, with an average temperature of only 10°C (51°F) and maximums around 20°C (68°F). While October experiences relatively low precipitation at 30 mm (1.2 in) over about 4 days, February sees more rain, totaling 48 mm (1.9 in) across 8 days. Both months have similarly high humidity levels, hovering around 72% in October and 75% in February, adding a slight chill to the winter air. For more detailed information, check out Piraeus weather in February.

October typically presents warmer temperatures compared to March, with daily averages reaching up to 19°C (66°F) and maximums soaring to 31°C (89°F). In contrast, March features cooler temperatures, where the average is just 12°C (54°F) and the highs peak at 23°C (74°F). Both months experience significant humidity, though March slightly edges out October with a humidity level of 74%. Precipitation is also slightly higher in March, with 39 mm (1.5 in) over 5 days, compared to October's 30 mm (1.2 in) over 4 days. For more details on March weather, you can check Piraeus weather in March.

In comparing October and April weather, October generally offers warmer temperatures, with a minimum of 7°C (45°F) and an average of 19°C (66°F), reaching a maximum of 31°C (89°F). In contrast, April tends to be cooler, with a minimum of 4°C (40°F) and an average of 15°C (60°F), peaking at 29°C (85°F). Precipitation is slightly lower in October at 30 mm (1.2 in) over 4 days, while April experiences 42 mm (1.6 in) across 5 days. Both months exhibit high humidity levels, with October at 72% and April at 75%. For more specific insights about weather conditions in April, check out Piraeus weather in April.

When comparing the weather in October and May, we observe distinct differences in temperature and humidity. October experiences a wider temperature range, with minimums of 7°C and maximums reaching up to 31°C, while May starts warmer, with minimum temperatures of 10°C and maximums soaring to 36°C. Despite October's slightly lower average temperature of 19°C compared to May's 21°C, the humidity is slightly lower in October at 72% compared to 77% in May. Both months see similar rainfall, with October receiving 30 mm over 4 days and May recording 23 mm over the same number of days. For more detailed insights on May's climate, check Piraeus weather in May.

When comparing the weather in October and June, there are notable differences in temperature and overall conditions. October features a minimum temperature of 7°C (45°F) and averages around 19°C (66°F), reaching a maximum of 31°C (89°F). In contrast, June starts warmer, with minimum temperatures of 13°C (56°F), an average of 25°C (77°F), and highs peaking at 38°C (101°F). Both months experience similar levels of precipitation, with October receiving 30 mm (1.2 in) over four days and June slightly higher at 33 mm (1.3 in) over five days. Humidity levels remain comparable in both months, at around 72% in October and 71% in June. For more detailed information on June's climate, you can check out Piraeus weather in June.

In comparing the weather of October and July, it's clear they offer distinct experiences. July tends to be much warmer, with temperatures ranging from a minimum of 19°C (67°F) to a sizzling maximum of 42°C (108°F) and an average of 28°C (83°F). In contrast, October's temperatures are significantly cooler, with a minimum of 7°C (45°F) and a maximum of 31°C (89°F), averaging around 19°C (66°F). Additionally, July is characterized by lower precipitation, with only 9 mm (0.4 in) recorded over 2 days, compared to October's 30 mm (1.2 in) spread over 4 days. Humidity levels remain relatively similar, at 68% in July and 72% in October. For more detailed insights into July's weather, you can check Piraeus weather in July.

When comparing the weather in October and August, notable differences emerge. 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 also sees about 30 mm (1.2 in) of precipitation, occurring over four days, along with a humidity level of 72%. In contrast, August experiences much warmer conditions, with minimum temperatures of 19°C (66°F) and daily highs soaring to 43°C (109°F), leading to an average temperature of 28°C (83°F). This month is significantly drier, receiving only about 4 mm (0.2 in) of rain on no days, and it has a lower humidity level of 63%. For more detailed insights on the weather, you can explore Piraeus weather in August.

In comparing the weather of October and September, we see a noticeable drop in both temperature and humidity. October features a minimum temperature of 7°C (45°F) and an average of 19°C (66°F), which is significantly cooler than September's minimum of 13°C (55°F) and average of 24°C (76°F). The maximum temperatures in October reach 31°C (89°F), but this is much more moderate compared to September's peak of 37°C (98°F). Additionally, October experiences slightly more precipitation, with 30 mm (1.2 in) over 4 days, compared to September's 17 mm (0.7 in) over just 2 days. This change contributes to the already higher humidity in October at 72%, as opposed to September's 65%. For more details, you can check out Piraeus weather in September.

October weather is typically warmer than November, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), and an average of 19°C (66°F). In contrast, November sees cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 25°C (78°F), averaging at 15°C (59°F). While October experiences approximately 30 mm (1.2 in) of precipitation over about 4 days, November receives more rainfall, totaling 48 mm (1.9 in) over 7 days. Humidity levels are slightly higher in November at 75%, compared to October's 72%. For more detailed information, check out Piraeus weather in November.

In October, the weather is relatively warm, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 31°C (89°F), averaging around 19°C (66°F). This month typically sees about 30 mm (1.2 in) of precipitation over just 4 days and a humidity level of 72%. In contrast, December brings a significant drop in temperature, with a minimum of 1°C (34°F) and an average of 11°C (53°F), peaking at 21°C (70°F). Rainfall increases to 66 mm (2.6 in) spread over 9 days, and humidity rises slightly to 76%. For more detailed insights on December weather, you can check Piraeus weather in December.

Compare Piraeus's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Piraeus

As October unfolds in Piraeus, the weather begins to transition from the warmth of summer to the cooler embrace of autumn. Temperatures are moderate, with pleasant days inviting outdoor exploration, while a few rainy days—typically totaling around 30 mm of precipitation—provide a refreshing contrast to the generally dry months preceding it. Humidity remains relatively high, hovering around 72%, but the evenings cool down, offering a cozy respite. This month strikes a perfect balance, making it ideal for visitors looking to enjoy milder weather without the summer crowds. For more details on seasonal variations, check out the comprehensive insights available at Piraeus Climate.