October Weather in Newcastle, Ireland

Last updated: March 17, 2025

October in Newcastle, Ireland is characterized by a crisp climate and dynamic weather patterns. With maximum temperatures reaching 19°C (67°F) and an average of 10°C (51°F), the month offers a refreshing change as the season transitions. However, early mornings can be quite chilly, with lows dropping to 0°C (32°F). Residents and visitors should prepare for frequent rain, as the area experiences an average of 82 mm (3.2 in) of precipitation over 13 days, resulting in an 87% humidity level that emphasizes the rich, autumnal atmosphere. Embrace the lush landscapes and the vibrant autumn colors, making October a picturesque time to explore Newcastle.

October Temperature in Newcastle

As October unfolds in Newcastle, Ireland, temperatures transition into the cooler embrace of autumn, with minimums averaging around 0°C (32°F) and daytime highs reaching a comfortable 19°C (67°F). This month typically sees an average temperature of 10°C (51°F), marking a distinct shift from the milder September, where temperatures lingered between 2°C (35°F) and 24°C (76°F). The crisp air and changing leaves invite residents and visitors alike to enjoy the scenic beauty of the season, while temperatures gradually decline in anticipation of the chillier months ahead. Overall, October captures a charming blend of warmth and coolness, making it a delightful time to experience the landscape as it prepares for winter's touch.

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

The chart illustrates October temperature patterns in Newcastle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414344475257615956514543
Data source: Temperature data for Newcastle 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 Newcastle

In October, Newcastle, Ireland experiences an average precipitation of 82 mm (3.2 in) over approximately 13 days, marking a slight increase from the preceding month. This uptick contributes to a trend of gradually rising rainfall as the year progresses, with notable peaks in August and November that bridge the dry spells of April and May. The consistent rainfall in October not only prepares the landscape for the coming winter but also reflects the region's characteristic maritime climate, where moisture-laden conditions prevail. As autumn deepens, the steady precipitation underscores Newcastle's transformation into a lush, verdant haven, setting a picturesque scene for the change of seasons.

October Precipitation Trends in Newcastle

The chart displays monthly precipitation patterns in Newcastle, 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.
JanFebMarAprMayJunJulAugSepOctNovDec557981517273789468828890
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

October Humidity in Newcastle

In the month of October, Newcastle, Ireland, experiences a slight increase in humidity, reaching 87%, the highest level for the year. This rise marks a continuation of the generally high humidity trends observed throughout the autumn months, reflecting the natural transition from summer to winter. Notably, the humidity consistently hovers around the mid-80s for most of the year, with September and October standing out with their elevated readings at 86% and 87%, respectively. This gradual climb in moisture levels not only enhances the lush green landscapes but also contributes to the characteristic cool, damp climate that defines the region. As we move towards the winter months, Newcastle's humid conditions remain a consistent backdrop, showcasing the area's unique weather patterns.

October Average Humidity in Newcastle

This chart illustrates the average monthly humidity levels in Newcastle, 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.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Newcastle

As we move into October, Newcastle experiences a modest UV Index of 3, placing it in the moderate exposure category. This is a slight decrease from September's index of 5, which shows a seasonal trend of diminishing UV levels as autumn takes hold. With a recommended burn time of 30 minutes, it's essential to stay cautious, particularly during midday hours when UV rays can still be quite strong. This month's reading continues the downward trend from the summer peak, where July and June reached a striking UV Index of 8. While the sun may not be as fierce, it's still wise to be aware of UV exposure. For more information on UV levels throughout the year, check out Newcastle UV Index.

Maximum UV Index Levels in Newcastle for October

The chart shows the monthly maximum UV Index (UVI) for Newcastle 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Newcastle 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 Newcastle

As autumn settles in, October brings a delightful balance of sunshine to Newcastle, Ireland, with an impressive 230 hours of sunlight illuminating the landscape. This month marks a gentle decline from the peak brightness of May and June, which boast 391 and 385 hours, respectively, capturing the essence of summer's glory. Despite the gradual drop, October's hours are a significant improvement compared to the darker winter months ahead, like November and December, where daylight dwindles to 120 and 95 hours. This trend highlights October as a sweet spot of lingering warmth and brightness before the winter months envelop Newcastle in longer shadows, making it an ideal time for outdoor enthusiasts to savor the crisp air and vibrant autumn leaves.

Monthly Sunshine Duration in Newcastle: October Highlighted

The October sunshine duration represents the total number of hours Newcastle 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.
JanFebMarAprMayJunJulAugSepOctNovDec83h147h191h311h391h385h385h339h294h230h120h95h
Data source: Newcastle October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Newcastle During October

In October, Newcastle, Ireland, typically sees a notable decline in sunny weather with a mere 18% chance of sunshine. This trend reflects a broader shift into the later months of the year, where the likelihood of sunny days has generally decreased from the brighter conditions of spring, peaking in April at 43%. Comparatively, October matches September’s 19%, suggesting a consistent pattern of overcast skies as autumn deepens. As winter approaches, the sun becomes a rarer sight, making sunny spells even more cherished during this transitional period.

Percentage of Sunny Days in October in Newcastle

The chart illustrates the percentage of sunny days in Newcastle 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 Newcastle experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%21%21%43%31%22%29%24%19%18%25%22%
Data source: Newcastle October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Newcastle in October

As October unfolds in Newcastle, Ireland, daylight hours begin their gradual descent, offering around 10 hours of sunlight each day. This marks a subtle transition from the longer days of summer, where June and July basked in a generous 16 hours of light, to the more muted glow of late autumn. By October, the vibrant 15-hour days of May and the slightly shorter 12 hours in September have already passed, ushering in a season where twilight sets in earlier. This shift is part of the natural rhythm of the year, as daylight dwindles further into the winter months, dipping to just 8 hours by November. Embracing the beautiful changes in light can bring a unique charm to October's crisp air and vibrant hues, even as the days become noticeably shorter.

Average Daylight Hours in Newcastle for October

The chart illustrates the variation in daylight duration in Newcastle throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 8m9h 50m11h 54m14h 1m15h 53m16h 52m16h 21m14h 39m12h 37m10h 30m8h 36m7h 35m
Data source: Newcastle daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Newcastle

As October arrives in Newcastle, Ireland, the wind begins to pick up, with an average speed of 4.3 m/s (10 mph), matching the briskness of both December and March. This shift heralds a transition from the calmer summer months, where July recorded the lowest winds at 2.6 m/s (6 mph). With the arrival of autumn, the gusts become more invigorating, encouraging outdoor activities and invigorating strolls along the coast. The trend shows that while summer's temperate breezes lingered, the onset of fall brings a refreshing change, offering a delightful balance to the ever-shifting Irish weather landscape.

Average October Wind Speed in Newcastle

The chart displays monthly wind speed patterns in Newcastle, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.95.44.33.13.63.42.63.33.14.3 m/s4.14.3
Data source: Newcastle October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Newcastle Compares to Other Months

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

October and January present distinct weather patterns. In October, temperatures range from a chilly minimum of 0°C (32°F) to a comfortable maximum of 19°C (67°F), with an average of 10°C (51°F). The month sees considerable precipitation, totaling 82 mm (3.2 in) over 13 days, accompanied by high humidity of 87%. In contrast, January is colder, with temperatures dipping as low as -5°C (24°F) and peaking at 13°C (56°F), averaging around 5°C (42°F). Precipitation is less frequent during this month, totaling 55 mm (2.2 in) over 10 days, and the humidity is slightly lower at 85%. For more detailed information on January conditions, check out Newcastle weather in January.

In comparing the weather of October and February, we can see notable differences and similarities. October experiences milder temperatures, with an average of 10°C (51°F) compared to February's average of 6°C (43°F). While both months have similar maximum temperatures, October generally has a warmer minimum temperature of 0°C (32°F), whereas February can dip to -3°C (27°F). Precipitation levels are fairly comparable, with October receiving 82 mm (3.2 in) over 13 days and February slightly lower at 79 mm (3.1 in) spread over 15 days. Humidity levels remain high in both months, with October at 87% and February slightly lower at 86%. For more specific details about February weather, check out Newcastle weather in February.

In comparing the weather between October and March, we see distinct differences in temperature and precipitation. October experiences milder temperatures, with averages around 10°C (51°F) and a maximum of 19°C (67°F), while March is cooler, averaging 7°C (44°F) and peaking at 17°C (63°F). Both months have similar precipitation levels—around 81-82 mm (3.2 in)—but March tends to have more rainy days, striking 16 compared to October's 13. Additionally, humidity levels are comparable, with October at 87% and March slightly lower at 86%. For more details on March weather, you can check Newcastle weather in March.

When comparing the weather in October and April, October tends to be milder with average temperatures around 10°C (51°F), while April has cooler average temperatures at approximately 8°C (47°F). October also experiences slightly warmer maximum temperatures, peaking at 19°C (67°F) compared to April's maximum of 21°C (69°F). Precipitation in October is higher at 82 mm (3.2 in) over 13 days, while April sees 51 mm (2.0 in) of rain over 11 days, making the weather in April generally drier. Humidity levels are similar in both months, with October at 87% and April at 85%. For more specific insights, you can explore Newcastle weather in April.

October and May present striking contrasts in weather conditions. In October, temperatures range from a chilly 0°C (32°F) to a mild 19°C (67°F), with an average temperature of 10°C (51°F). The month brings about 82 mm (3.2 in) of precipitation over 13 days, coupled with high humidity at 87%. In contrast, May experiences a wider temperature span, with minimums of -1°C (30°F) and maximums reaching up to 23°C (74°F), resulting in an average of 11°C (53°F). While May sees slightly less precipitation at 72 mm (2.8 in), it maintains similar rainfall days as October. Overall, May tends to be warmer and less rainy than the cooler, wetter October. For more details on the weather during this month, you can check Newcastle weather in May.

When comparing the weather in October and June, notable differences emerge. October features cooler temperatures, with a minimum of 0°C (32°F) and an average of 10°C (51°F), while June enjoys warmer conditions, starting at a minimum of 5°C (41°F) and averaging 14°C (58°F). The maximum temperature in June reaches a pleasant 27°C (80°F) compared to October's 19°C (67°F). Additionally, precipitation is slightly higher in October at 82 mm (3.2 in) over 13 days, compared to June's 73 mm (2.9 in) across 14 days. Humidity levels remain relatively close, with October at 87% and June at 85%. For more detailed insights about June weather, you can check Newcastle weather in June.

In comparing the weather of October and July, October tends to be much cooler, with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 19°C (67°F). In contrast, July offers a milder climate with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 27°C (81°F). Both months experience similar precipitation levels, with October receiving about 82 mm (3.2 in) and July slightly less at 77 mm (3.0 in), both spread over 13 rainy days. Humidity remains high in both months, but October's humidity at 87% outpaces July's 86%, contributing to a cooler, more overcast atmosphere. For a closer look at July weather specifics, visit Newcastle weather in July.

October weather is notably cooler than August, with temperatures ranging from a chilly 0°C (32°F) at night to a mild 19°C (67°F) during the day, compared to August's warmer lows of 6°C (43°F) and highs reaching 24°C (75°F). While both months experience considerable rainfall, October averages 82 mm (3.2 in) over 13 days, slightly less than August's 94 mm (3.7 in) across 17 days. Humidity levels are similar, with October at 87% and August at 85%, but overall, October presents a more brisk atmosphere compared to the warmer, more humid feel of August. For more details about August weather, you can check Newcastle weather in August.

October presents a notable shift in weather compared to September, with average temperatures dropping from 13°C (56°F) in September to a cooler 10°C (51°F). The maximum temperature in October reaches only 19°C (67°F), significantly lower than September's peak of 24°C (76°F). Additionally, October experiences increased precipitation, with 82 mm (3.2 in) of rain over 13 days, compared to 68 mm (2.7 in) across the same number of days in September. Humidity remains slightly elevated in October at 87%, compared to 86% in September. For a detailed look at September's weather patterns, you can visit Newcastle weather in September.

In October, the weather features a mild average temperature of 10°C (51°F), with highs reaching up to 19°C (67°F) and lows dipping to 0°C (32°F). The month experiences notable rainfall, with around 82 mm (3.2 in) over 13 days and a humidity level of 87%. In contrast, November sees a slight drop in average temperature to 7°C (46°F), with maximums of 15°C (59°F) and minimums of -1°C (30°F). The precipitation increases slightly to 88 mm (3.5 in) over 14 days, while the humidity remains comparable at 86%. For detailed insights, check out Newcastle weather in November.

October and December exhibit notable differences in weather conditions. In October, temperatures range from a minimum of 0°C (32°F) to a maximum of 19°C (67°F), with an average of 10°C (51°F). The month sees about 82 mm (3.2 in) of precipitation over 13 days, coupled with high humidity at 87%. In contrast, December presents cooler weather, with temperatures dropping to a minimum of -4°C (25°F) and a maximum of 13°C (56°F), averaging 6°C (43°F). This month experiences slightly more precipitation at 90 mm (3.5 in) over 15 days, while humidity remains relatively consistent at 84%. For more details, check out Newcastle weather in December.

Compare Newcastle's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Newcastle

As October unfolds in Newcastle, residents and visitors experience a distinct shift in weather that signals the arrival of autumn. The cooler temperatures bring a refreshing chill, with average highs barely touching 19°C, while the frequent days of precipitation—about 13 days this month—ensure that 82 mm of rain falls, much more than in the drier summer months. This increased humidity at 87% adds to the dampness in the air, contrasting starkly with the warmth and sunshine of earlier seasons. It’s a month where cozy layers and umbrellas become essential, reminding us of nature's transition. For more insights on seasonal variations, check out Newcastle Climate.