October Weather in Rethymno, Greece

Last updated: August 21, 2025

Experience the charm of Rethymno, Greece in October, when temperatures gracefully fluctuate between a maximum of 31°C (89°F) and a minimum of 11°C (53°F), averaging a comfortable 19°C (67°F). This delightful blend of warmth invites visitors to explore the stunning landscapes and rich history. Expect occasional rain with 45 mm (1.8 in) of precipitation over 8 days, while the humidity rests at a cozy 73%. Whether you’re wandering the ancient streets or enjoying a tranquil beach day, October in Rethymno offers a perfect Mediterranean escape.

October Temperature in Rethymno

In October, Rethymno, Greece, experiences a delightful transition into the mild autumn season, marking a shift from the summer heat. With minimum temperatures around 11°C (53°F) and average highs reaching a pleasant 19°C (67°F), this month invites visitors to enjoy the outdoors without the summer crowds. Daytime temperatures can still soar to a comfortable 31°C (89°F), reminiscent of summer's final whispers, making it an ideal time for exploring the charming streets or basking on the stunning beaches. As the month progresses, the weather begins to cool, foreshadowing the approaching winter. Overall, October offers a harmonious blend of warmth and cool breezes, creating an inviting atmosphere perfect for relaxation and adventure alike.

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

The chart illustrates October temperature patterns in Rethymno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rethymno, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec505153586673777773666054
Data source: Temperature data for Rethymno 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.

October Precipitation in Rethymno

In October, Rethymno experiences a noticeable uptick in precipitation, with 45 mm (1.8 in) of rainfall over approximately 8 days. This gradual shift from the dry summer months heralds the onset of fall, as the region transitions from the parched conditions of July and August, which see hardly any rain, to the more balanced and rejuvenating patterns of autumn. Notably, October's rainfall exceeds that of September, which receives only 25 mm (1.0 in), indicating a prominent return of moisture in the air. As the month progresses, this increase in precipitation lays the groundwork for the much wetter November and December, where rainfall can peak at 90 mm (3.6 in) and 115 mm (4.5 in), respectively. This trend underscores Rethymno's shift into a more temperate climate, inviting a refreshing change for both residents and visitors alike.

October Precipitation Trends in Rethymno

The chart displays monthly precipitation patterns in Rethymno, 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. In Rethymno, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec89866732251783254591115
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Rethymno

In October, Rethymno, Greece experiences a slight decrease in humidity, settling at 73%. This drop marks a transition from the summer months, where humidity peaks significantly—84% in May and 81% in July. As the year progresses, humidity levels gradually decline from the high summer averages, providing a more comfortable climate for visitors. By October, the trend demonstrates a return to the moderate humidity levels typical of late autumn, closely resembling those recorded in the earlier winter months of 71% in January and November. This balance creates a pleasant atmosphere for enjoying the picturesque landscapes and vibrant history of Rethymno.

October Average Humidity in Rethymno

This chart illustrates the average monthly humidity levels in Rethymno, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Rethymno is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%72%74%78%84%83%81%78%74%73%71%71%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Rethymno

In October, Rethymno, Greece, experiences a high UV Index of 7, requiring caution during sun exposure, with a burn time of about 25 minutes. This slight dip from the extreme values of summer months reflects the gradual transition towards cooler temperatures, yet the sun's intensity remains significant. Earlier in the year, the UV Index peaked at 11 in June, marking an extreme level, while May and July also showcased a very high UV Index of 10. As autumn sets in, the UV risks decrease from the blistering heights of summer, yet it's essential to stay mindful, as October's UV levels can still cause harm with prolonged exposure. To plan accordingly and stay safe under the Grecian sun, consider checking out the detailed insights provided at Rethymno UV Index.

Maximum UV Index Levels in Rethymno for October

The chart shows the monthly maximum UV Index (UVI) for Rethymno 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. In October, the maximum UV index in Rethymno typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109753
Data source: Rethymno 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 Rethymno

In Rethymno, Greece, October brings a delightful transition into autumn with an impressive 317 hours of sunshine, maintaining the region's reputation for abundant light into the fall. As summer fades, the hours of sunshine see a gradual decrease from the exuberance of 422 hours in July, yet October still enjoys a generous supply, surpassing the typically overcast months of November and December. This month’s sunlight not only provides an inviting backdrop for leisurely strolls through the charming old town but also encourages outdoor activities amidst the mild Mediterranean ambiance. The trend reveals that while the days shorten, they still offer a warm embrace, allowing visitors to savor the lingering warmth of summer, even as the air begins to crisp.

Monthly Sunshine Duration in Rethymno: October Highlighted

The October sunshine duration represents the total number of hours Rethymno 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.
JanFebMarAprMayJunJulAugSepOctNovDec213h263h331h345h398h408h422h395h352h317h269h262h
Data source: Rethymno October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Rethymno During October

As autumn settles in, October in Rethymno, Greece, offers a pleasant balance of sunshine and cooling breezes, with a 55% chance of sunny weather. This month marks a shift from the peak summer days, which boast sunshine probabilities as high as 98% in August, to the more temperate conditions of late fall. While the likelihood of sunny skies is noticeably lower than in the summer months, it remains comparable to the earlier spring season, indicating that October still enjoys a fair share of sunny days amidst the gentle transition towards winter, inviting visitors to relish in the lingering warmth of the Mediterranean sun.

Percentage of Sunny Days in October in Rethymno

The chart illustrates the percentage of sunny days in Rethymno 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 Rethymno experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%60%53%55%80%92%96%98%88%55%29%40%
Data source: Rethymno October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rethymno in October

In Rethymno, Greece, October ushers in a gentle transition as daylight hours decrease to 11 hours, mirroring the trend established in March when days began to lengthen. Following the peak of summer, where daylight reached a glorious 14 hours, the gradual decline reflects the shift from the sun-drenched warmth of July and August to the cooler, shorter days of late autumn. As the daylight dims, from 12 hours in September to 10 hours in November, Rethymno invites visitors to embrace the cozy charm of fall, where the landscape transforms and evenings grow more enchanting. This rhythm of daylight not only highlights the beauty of the changing seasons but also sets the stage for the intellectual and cultural richness of this historic city as it prepares for the winter months ahead.

Average Daylight Hours in Rethymno for October

The chart illustrates the variation in daylight duration in Rethymno throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 3m10h 53m11h 58m13h 5m14h 1m14h 29m14h 14m13h 25m12h 21m11h 15m10h 17m9h 47m
Data source: Rethymno daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Rethymno

As October arrives in Rethymno, Greece, the gentle embrace of the sea breeze becomes a hallmark of the season, with an average wind speed of 2.4 m/s (5 mph). This slight dip in wind compared to the summer months signals a transition, as breezes soften from the more robust gusts of July and August, which peak at 2.9 m/s (6 mph). Interestingly, while spring months like March and April also enjoy mild winds, October maintains a comforting consistency similar to the earlier part of the year. With the average wind speeds steadily cooling down, Rethymno's October air is perfect for leisurely strolls along the coast, allowing residents and visitors alike to savor the beauty of the Mediterranean without the summer's sweltering heat.

Average October Wind Speed in Rethymno

The chart displays monthly wind speed patterns in Rethymno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.62.82.62.11.92.92.62.52.4 m/s2.12.7
Data source: Rethymno October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Rethymno Compares to Other Months

Weather in Rethymno varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Rethymno, focusing on differences in temperature, rainfall, humidity, and UV levels.

The weather in October is notably warmer, with temperatures ranging from a mild 11°C (53°F) to a maximum of 31°C (89°F), while January experiences a chillier climate, with temperatures dropping as low as -2°C (29°F) and peaking at 21°C (70°F). October has relatively low precipitation, averaging 45 mm (1.8 in) over about 8 days, but January sees increased rainfall, with 89 mm (3.5 in) falling over 15 days. Both months exhibit similar humidity levels, around 71-73%, but October's pleasant warmth contrasts sharply with the cold snap of January. For a detailed look at January weather, you can check Rethymno weather in January.

October and February present distinctly different weather patterns. In October, temperatures range from a minimum of 11°C (53°F) to a maximum of 31°C (89°F), with an average of 19°C (67°F), creating a warm and relatively pleasant atmosphere. The month also sees about 45 mm (1.8 in) of precipitation over approximately 8 days, accompanied by a humidity level of 73%. In contrast, February experiences cooler temperatures, with a minimum of 2°C (37°F) and a maximum of 19°C (66°F), averaging around 11°C (52°F). This month is wetter, with precipitation reaching 86 mm (3.4 in) over about 10 days, while humidity remains comparable at 72%. For more detailed insights on February weather, visit Rethymno weather in February.

October and March present quite different weather patterns. In October, temperatures range from a minimum of 11°C (53°F) to a pleasant average of 19°C (67°F), peaking at a warm 31°C (89°F). This month experiences lower precipitation, totaling 45 mm (1.8 in) over about 8 days, with humidity at 73%. In contrast, March is cooler, with temperatures starting at a minimum of 2°C (36°F) and averaging 12°C (53°F), reaching a maximum of 22°C (71°F). It also sees more precipitation, about 67 mm (2.6 in) on 9 days, while humidity slightly increases to 74%. For more detailed insights, check Rethymno weather in March.

When comparing the weather in October and April, October typically offers warmer temperatures, with minimums around 11°C (53°F) and maximums reaching up to 31°C (89°F). In contrast, April sees cooler temperatures, ranging from a minimum of 6°C (43°F) to a maximum of 26°C (79°F). Both months experience some precipitation, with October receiving about 45 mm (1.8 in) over 8 days, while April has slightly less at 32 mm (1.3 in) across 5 days. Humidity levels are comparable, with October at 73% and April at 78%. For a detailed look at April's weather in Rethymno, visit Rethymno weather in April.

October and May both feature mild average temperatures, with October's averages around 19°C (67°F) and May's temperatures peaking slightly higher, ranging from a minimum of 10°C (51°F) to a maximum of 35°C (94°F). While October experiences a higher maximum temperature of 31°C (89°F), May offers a warmer climate overall, particularly during the late afternoons. In terms of precipitation, October sees more rainfall with 45 mm (1.8 in) over eight days compared to May’s lighter 25 mm (1.0 in) spread across just three days. Additionally, May's humidity levels are noticeably higher at 84%, contrasting with October's slightly lower humidity of 73%. For more detailed insights into May's weather, you can check out Rethymno weather in May.

When comparing the weather in October and June, notable differences emerge. October typically experiences a slightly cooler temperature range, with a minimum of 11°C (53°F) and an average of 19°C (67°F), while June starts off warmer, with minimum temperatures around 13°C (56°F) and an average of 23°C (73°F). Both months can reach a maximum of 31°C (89°F), but October tends to be rainier, receiving about 45 mm (1.8 in) of precipitation over 8 days, compared to June’s 17 mm (0.7 in) over just 3 days. Moreover, humidity levels are generally higher in June at 83%, compared to 73% in October. For a more detailed look at the June weather, you can visit Rethymno weather in June.

In comparing the weather of October and July, October presents a more moderate climate, with average temperatures ranging from a minimum of 11°C (53°F) to a maximum of 31°C (89°F), alongside a substantial increase in precipitation, measuring 45 mm (1.8 in) over approximately 8 days. In contrast, July tends to be warmer with an average temperature ranging from a minimum of 18°C (65°F) to a maximum of 34°C (94°F), but it is notably drier, receiving only 8 mm (0.3 in) of rain across just 1 day. Additionally, July experiences slightly higher humidity levels at 81%, compared to October's 73%. For more details on the summer climate, you can visit Rethymno weather in July.

When comparing the weather in October and August, it's clear that August tends to be warmer and drier. In August, temperatures range from a minimum of 20°C (68°F) to a maximum of 34°C (93°F), with an average of 25°C (78°F) and only about 3 mm (0.1 in) of precipitation over just 1 day. In contrast, October experiences cooler temperatures, with a minimum of 11°C (53°F) and a maximum of 31°C (89°F), averaging 19°C (67°F). October also sees more rainfall, totaling 45 mm (1.8 in) over approximately 8 days. While both months share a similar level of humidity, October's slightly lower temperature and increased precipitation mark a transition towards cooler and wetter conditions. For more detailed insights on August weather, you can visit Rethymno weather in August.

In comparing the weather between September and October, October tends to be cooler with a minimum temperature of 11°C (53°F) and an average of 19°C (67°F), while September is warmer, with a minimum of 16°C (61°F) and an average of 23°C (74°F). Both months can reach similar high temperatures, peaking at 31°C (89°F) in October and 31°C (88°F) in September. However, October experiences more rainfall, with 45 mm (1.8 in) over 8 days compared to September's 25 mm (1.0 in) over just 3 days, highlighting October's slightly wetter conditions. Humidity levels remain relatively consistent, hovering around 73% in October and 74% in September. For a more detailed look at September weather, you can check Rethymno weather in September.

October tends to be warmer, with average temperatures reaching 19°C (67°F) and highs up to 31°C (89°F). In contrast, November brings cooler weather, where the average temperature drops to 16°C (61°F) and maximum temperatures only peak at 25°C (77°F). Precipitation also increases in November, with 90 mm (3.6 in) falling over 12 days, compared to October’s 45 mm (1.8 in) over 8 days. Despite this slight uptick in rainfall, humidity levels remain relatively similar, hovering around 71-73%. For more detailed insights on weather, check out Rethymno weather in November.

In October, the weather is generally milder, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 31°C (89°F) and an average of 19°C (67°F). The month experiences around 45 mm (1.8 in) of precipitation over 8 days, with humidity levels at 73%. In contrast, December brings cooler conditions, with a minimum temperature of 4°C (40°F) and a maximum of 19°C (66°F), averaging at 12°C (54°F). Additionally, December sees an increase in precipitation, totaling 115 mm (4.5 in) across 15 days, while humidity remains slightly lower at 71%. For more details on December weather specifics, you can visit Rethymno weather in December.

Compare Rethymno's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Rethymno

As October unfolds in Rethymno, the weather transitions into a delightful blend of warmth and mildness, making it a unique month compared to the scorching summer. With average temperatures hovering around a comfortable 19°C (67°F), daily highs can still reach up to a balmy 31°C (89°F). Unlike the summer months, October sees a slight increase in rainfall with around 45 mm over 8 days, contributing to the area's lush landscapes. The humidity remains moderate at 73%, providing a refreshing breeze that complements the cooler evenings. This transitional period showcases Rethymno's charm, marking a perfect time for visitors to enjoy the vibrant autumn scenery. For more insights into the region's weather patterns, check out Rethymno Climate.