October Weather in Cork, Ireland

Last updated: March 17, 2025

In October, Cork, Ireland experiences a mix of crisp temperatures and moderate rainfall, creating a quintessential autumn atmosphere. With daily highs averaging 18°C (64°F) and lows dropping to 0°C (33°F), the month provides a refreshing chill that is perfect for cozying up in warm layers. Rainfall measures approximately 95 mm (3.7 in) over 13 days, contributing to the region's lush greenery, while humidity levels hover around a significant 86%, ensuring a damp but invigorating air. October in Cork is a time of transition, where the vibrant fall foliage complements the rainy days, offering a uniquely picturesque backdrop for exploration and reflection.

October Temperature in Cork

As October arrives in Cork, Ireland, the temperatures begin to dip, signaling the transition into autumn. Minimum temperatures stabilize around 0°C (33°F), while daytime highs reach a comfortable 18°C (64°F), creating a pleasant backdrop for enjoying the stunning fall foliage. With an average temperature of 11°C (52°F), the month strikes a balance between warmth and the briskness of the approaching winter. Compared to the warmer summer months, October's weather is notably cooler, yet it retains a mild charm that invites outdoor exploration. As daylight shortens, the crisp air awakens a sense of adventure, making it an ideal time for cozy gatherings and scenic walks amidst Cork's vibrant autumn landscape.

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

The chart illustrates October temperature patterns in Cork, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434444485257615956514645
Data source: Temperature data for Cork 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 Cork

October in Cork, Ireland, typically ushers in a noticeable increase in precipitation, with an average of 95 mm (3.7 in) of rainfall spread over approximately 13 days. This marks a peak in the autumn season, reflecting a transition from the drier months of summer. As the city prepares for the chill of winter, the rainfall serves to nourish the lush landscapes that Ireland is renowned for. Notably, October's precipitation is higher than September's 69 mm (2.7 in) and February's 101 mm (4.0 in), indicating a trend of intensifying rainfall as the year progresses, setting the stage for the wetter months that follow. This consistent moisture in October not only enhances Cork's scenic beauty but also contributes to the vitality of its vibrant ecosystems as nature transitions into the winter months.

October Precipitation Trends in Cork

The chart displays monthly precipitation patterns in Cork, 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.
JanFebMarAprMayJunJulAugSepOctNovDec56101837274606389699580103
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Cork

As October rolls into Cork, Ireland, the air becomes noticeably more humid, with levels peaking at 86%. This slight increase from September's 85% aligns with a general trend throughout the year, where humidity tends to hover between the 83% and 86% range. Interestingly, the autumn months demonstrate a rise in humidity compared to the preceding summer, which typically maintains a steady 85%. The consistency of Cork's humidity levels, particularly in the fall, suggests a persistent maritime influence, ensuring that this charming city remains enveloped in a cool, damp atmosphere as it prepares for the winter months.

October Average Humidity in Cork

This chart illustrates the average monthly humidity levels in Cork, 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.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%84%84%84%85%85%84%85%86%84%83%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Cork

As October arrives in Cork, Ireland, residents can expect a moderate UV Index of 4, indicating a gentle reminder that sun protection is still important during the autumn months. With a burn time of 30 minutes, this shift from the higher summer indices suggests that while the sun is less intense than in July and June, caution is still warranted. Following a consistent decline from the peak UV levels in summer, the October UV Index reflects a seasonal transition, aligning with the overall trend of decreasing sun exposure as winter approaches. To stay informed about UV levels and sun safety, check out the detailed UV Index for Cork here.

Maximum UV Index Levels in Cork for October

The chart shows the monthly maximum UV Index (UVI) for Cork 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Cork 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 Cork

As October graces Cork, Ireland, the city begins to say farewell to the long days of summer, yet still basks in a generous 225 hours of sunshine. This month stands out with a commendable amount of daylight, bridging the gap between the sun-kissed highs of summer and the shorter, cloudier days of winter. After the vibrant sunshine of May (381 hours) and the lingering warmth of September (285 hours), October's notable decline signifies the natural transition towards the October chill and cozy interiors. The gradual decrease in daylight is mirrored by a comforting atmosphere, making it a perfect time to explore the rich cultural landscape of Cork while enjoying the abbey-like ambiance beneath the soft, golden glow of autumn sun.

Monthly Sunshine Duration in Cork: October Highlighted

The October sunshine duration represents the total number of hours Cork 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.
JanFebMarAprMayJunJulAugSepOctNovDec85h133h188h299h381h370h378h341h285h225h126h97h
Data source: Cork October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cork During October

As October settles in Cork, Ireland, the likelihood of sunny weather takes a slight dip, with only a 20% chance of sunshine. This trend reflects a gradual decrease as the year progresses; after a peak in April with 44%, the chances of bright days wane through the warmer months. Notably, October experiences a similar sentiment to its neighboring months, like September and March, which register even lower probabilities of sun. As autumn fully embraces the region, residents and visitors should prepare for the cooler, cloudier days that characterize the latter part of the year, making each rare sunny moment even more cherished.

Percentage of Sunny Days in October in Cork

The chart illustrates the percentage of sunny days in Cork 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 Cork experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec31%22%20%44%28%23%28%25%19%20%28%19%
Data source: Cork October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cork in October

As the vibrant hues of autumn envelop Cork, October ushers in a crisp decline in daylight with approximately 10 hours of sunshine each day. This shift marks a transitional phase after the lengthy days of summer; while the month still offers more sunlight than the winter months ahead, it clearly signals the approach of shorter days. Following the peak daylight hours of 16 in June and July, October's gradual decrease showcases the natural ebb and flow of seasonal changes, with daylight gradually waning from the brightness of summer to the cozy shadows of winter. As the leaves turn and the air cools, Cork experiences a delightful balance of light and darkness, inviting residents to enjoy the autumnal atmosphere while preparing for the longer nights that November will bring.

Average Daylight Hours in Cork for October

The chart illustrates the variation in daylight duration in Cork throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 20m9h 56m11h 55m13h 55m15h 41m16h 36m16h 7m14h 32m12h 35m10h 35m8h 47m7h 49m
Data source: Cork daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Cork

As October arrives in Cork, Ireland, the winds begin to pick up, averaging around 4.1 m/s (9 mph). This slight increase from the warmer months indicates a transition into the cooler autumn season. Following the soft, gentle breezes of July and August, which saw averages of 2.9 m/s (6 mph) and 3.3 m/s (7 mph) respectively, October stands out as a breath of fresh air, invigorating the landscape with a briskness that hints at the winter to come. Interestingly, this month’s wind speed is consistent with both March and May, suggesting a rhythm in nature’s patterns as seasons shift. As the leaves turn and fall, the October wind carries with it the promise of change, making it an exciting time to embrace the dynamic beauty of Cork’s autumnal charm.

Average October Wind Speed in Cork

The chart displays monthly wind speed patterns in Cork, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.85.54.13.43.93.42.93.33.14.1 m/s3.74.6
Data source: Cork October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Cork Compares to Other Months

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

October and January exhibit notable differences in weather patterns. In October, temperatures range from a minimum of 0°C (33°F) to a maximum of 18°C (64°F), with an average temperature of 11°C (52°F). This month also sees higher precipitation, averaging 95 mm (3.7 in) over 13 days, accompanied by a humidity level of 86%. In contrast, January brings cooler conditions, with temperatures fluctuating between -5°C (24°F) and a maximum of 13°C (56°F), averaging at 6°C (43°F). Precipitation decreases to 55 mm (2.2 in) over just 10 days, and humidity drops marginally to 83%. For more detailed insights, check Cork weather in January.

When comparing the weather in October and February, notable differences arise in temperature and precipitation patterns. October generally boasts milder weather with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 18°C (64°F). In contrast, February sees colder temperatures, dipping as low as -2°C (28°F) and peaking at 13°C (56°F). Precipitation is relatively high in both months, with October receiving 95 mm (3.7 in) over about 13 days and February slightly wetter at 101 mm (4.0 in) over 15 days. Humidity levels remain similar, with October at 86% and February at 85%. For more detailed insights into the climate during this time, you can check Cork weather in February.

Comparing the weather in October and March reveals distinct differences in temperature and precipitation patterns. In October, the temperature ranges from a chilly minimum of 0°C (33°F) to a pleasant average of 11°C (52°F), peaking at 18°C (64°F). This month experiences notable precipitation, with 95 mm (3.7 in) spread across 13 days, resulting in a relatively high humidity level of 86%. In contrast, March offers cooler conditions, with temperatures dipping as low as -6°C (21°F) and averaging around 7°C (44°F), with a maximum of 16°C (61°F). Precipitation is slightly less at 83 mm (3.3 in) over 16 days, and humidity remains moderate at 84%. For more specific insights about weather patterns in March, you can explore Cork weather in March.

In comparing the weather of October and April, October tends to be slightly warmer overall, with average temperatures ranging from a chilly 0°C (33°F) at night to a comfortable 18°C (64°F) during the day. In contrast, April experiences a lower average with minimum temperatures plummeting to -2°C (29°F) and reaching a similar maximum of 18°C (65°F). While both months see precipitation, October has a higher total of 95 mm (3.7 in) over 13 days, compared to April's 72 mm (2.8 in) across 11 days. Interestingly, humidity levels are similar, hovering around 86% in October and 84% in April. For more detailed information, check out Cork weather in April.

October and May present a contrasting weather experience despite sharing similar average temperatures. In October, the temperature typically fluctuates from a cool 0°C (33°F) to a mild 18°C (64°F), while May brings warmer highs, reaching up to 23°C (74°F). October sees more precipitation with 95 mm (3.7 in) over 13 days, compared to May’s 74 mm (2.9 in) across 12 days. Additionally, October's humidity is slightly higher at 86%, compared to May's 84%, contributing to a damp feeling in the cooler autumn air. For a more detailed look at the weather during this vibrant month, check out Cork weather in May.

In June, temperatures climb significantly, with minimums around 5°C (41°F) and maximums reaching up to 27°C (80°F), while October sees cooler conditions with a minimum of 0°C (33°F) and a maximum of 18°C (64°F). June tends to be drier, averaging 60 mm (2.4 in) of precipitation over 11 days, compared to October's wetter climate with 95 mm (3.7 in) falling across 13 days. Humidity levels remain fairly similar, at 85% in June and 86% in October, but the overall feel is distinctly warmer and more pleasant in June. For more details, you can check Cork weather in June.

When comparing October and July weather patterns, it's evident that July is generally warmer and drier. In July, temperatures range from a minimum of 7°C (44°F) to a maximum of 26°C (79°F), with an average of 16°C (61°F). In contrast, October sees cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 18°C (64°F), averaging 11°C (52°F). Additionally, October experiences more precipitation, averaging 95 mm (3.7 in) over 13 days, compared to July's 63 mm (2.5 in) over 12 days. Both months have similar humidity levels, with October at 86% and July at 85%. For more specifics on July weather, you can check Cork weather in July.

October weather is noticeably cooler than August, with average temperatures ranging from a minimum of 0°C (33°F) to a maximum of 18°C (64°F), compared to August's more comfortable range of 6°C (43°F) to 24°C (75°F). While precipitation levels are similar, with October receiving 95 mm (3.7 in) over 13 days and August slightly less at 89 mm (3.5 in) across 15 days, October’s humidity is slightly higher at 86%, compared to August's 84%. This shift in temperature and weather patterns marks a transition into the crispness of autumn. For more details on August conditions, you can refer to Cork weather in August.

In comparing the weather between September and October, we see a notable shift in temperatures and precipitation. September boasts higher temperatures, with a minimum of 2°C (36°F) and a maximum of 24°C (76°F), leading to a more comfortable average of 13°C (57°F). In contrast, October brings cooler conditions, with temperatures dipping to a minimum of 0°C (33°F) and averaging 11°C (52°F). Additionally, October is wetter, receiving 95 mm (3.7 in) of precipitation over 13 days, compared to September's 69 mm (2.7 in) across 12 days. Despite October's increase in humidity to 86%, September remains slightly lower at 85%. For a detailed look at September weather specifics, you can refer to Cork weather in September.

October generally offers milder temperatures with averages around 11°C (52°F) and maximums reaching 18°C (64°F), while November sees a slight decrease in warmth, with average temperatures dropping to 8°C (47°F) and maximums around 15°C (59°F). Precipitation is slightly lower in November at 79 mm (3.1 in) compared to October's 95 mm (3.7 in), although both months experience rain on approximately 13 days. Humidity remains relatively high in both months, with October at 86% and November slightly lower at 84%. For more details on weather conditions in November, you can check Cork weather in November.

In October, temperatures range from a chilly minimum of 0°C (33°F) to a comfortable maximum of 18°C (64°F), averaging around 11°C (52°F). The month sees significant rainfall, with about 95 mm (3.7 in) of precipitation spread across 13 days, and humidity levels averaging at 86%.

Conversely, December brings colder temperatures, with a minimum dipping to -2°C (28°F) and an average of 7°C (45°F), peaking at 14°C (57°F). Although precipitation increases slightly to 103 mm (4.1 in) over 16 days, humidity remains relatively stable at 83%. For more detailed information, check out Cork weather in December.

Compare Cork's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Cork

As October unfolds in Cork, the weather takes a notable shift, transitioning from the milder warmth of late summer to a more temperate chill. With average temperatures hovering around 11°C (52°F), residents and visitors can expect cool days complemented by brisk evenings. This month is characterized by its higher precipitation levels, with rain gracing the city on about 13 days, making it markedly wetter than the preceding months. The elevated humidity—hovering around 86%—adds to the feeling of dampness, shaping a quintessentially autumnal atmosphere. While the maximum temperature may reach a pleasant 18°C (64°F), the possibility of encountering temperatures dipping to 0°C (33°F) underscores the variety that October brings to Cork. For a deeper understanding of what to expect throughout the year, visit Cork Climate.