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October Weather in Claregalway, Ireland

Last updated: August 23, 2025

In October, the average temperature in Claregalway, Ireland hovers around 11°C (51°F). Expect a chill as lows can dip to -1°C (31°F), while highs may reach up to 20°C (68°F). Be prepared for some wet weather, with an average precipitation of 113 mm (4.4 in) spread over 17 days. Don't forget your umbrella, as the atmosphere is quite humid, boasting an average humidity of 91%!

October Temperature in Claregalway

In October in Claregalway, the average temperature is 11°C (51°F), with maximums reaching up to 20°C (68°F) and minimums dropping as low as -1°C (31°F). Visitors should be prepared for a range of temperatures and pack accordingly for a comfortable travel experience.

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

The chart illustrates October temperature patterns in Claregalway, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Claregalway, October typically has an average temperature of 11°C (51°F), with highs reaching up to 20°C (68°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec434445485357605956514645
Data source: Temperature data for Claregalway 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 Claregalway

In Claregalway in October, the precipitation amount is 113 mm (4.4 in) spread over 17 days, indicating a relatively wet period for the region.

October Precipitation Trends in Claregalway

The chart displays monthly precipitation patterns in Claregalway, 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 Claregalway, October typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec77127104637183851238211394110
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Claregalway

In Claregalway in October, humidity is 91%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill that permeates your clothes, making sightseeing uncomfortable and travel more strenuous than usual.

October Average Humidity in Claregalway

This chart illustrates the average monthly humidity levels in Claregalway, 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 Claregalway is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%87%86%83%83%85%85%88%91%92%89%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Claregalway

In Claregalway in October, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Claregalway, you can check the information here.

Maximum UV Index Levels in Claregalway for October

The chart shows the monthly maximum UV Index (UVI) for Claregalway 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 Claregalway typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Claregalway 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.

How October Weather in Claregalway Compares to Other Months

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

This table compares monthly weather conditions in Claregalway, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)77 mm (3.0 inches)88%low
February Weather6°C (44°F)127 mm (5.0 inches)88%low
March Weather7°C (45°F)104 mm (4.1 inches)87%moderate
April Weather9°C (49°F)63 mm (2.5 inches)86%moderate
May Weather12°C (53°F)70 mm (2.8 inches)83%high
June Weather14°C (57°F)83 mm (3.3 inches)83%very high
July Weather16°C (60°F)85 mm (3.4 inches)85%very high
August Weather15°C (59°F)122 mm (4.8 inches)85%high
September Weather13°C (56°F)82 mm (3.2 inches)88%moderate
October Weather11°C (51°F)113 mm (4.4 inches)91%moderate
November Weather8°C (47°F)94 mm (3.7 inches)92%low
December Weather7°C (45°F)110 mm (4.3 inches)89%low

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