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September Weather in Killinaboy, Ireland

Last updated: August 23, 2025

In Killinaboy, Ireland, the average temperature in September hovers around 13°C (56°F), with a comfortable range between a minimum of 2°C (36°F) and a maximum of 26°C (80°F). Expect 102 mm (4.0 in) of precipitation spread across 16 days, contributing to an average humidity level of 88%. Prepare for a month that balances cool breezes with occasional rainy spells!

September Temperature in Killinaboy

In September in Killinaboy, the average temperature is 13°C (56°F). The maximum can reach 26°C (80°F), and the minimum can be as low as 2°C (36°F). This climate offers comfortable weather for exploring the outdoors or enjoying local attractions.

September Weather in Killinaboy: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Killinaboy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Killinaboy, September typically has an average temperature of 13°C (56°F), with highs reaching up to 26°C (80°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec434445485357605956514745
Data source: Temperature data for Killinaboy 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.

September Precipitation in Killinaboy

In Killinaboy in September, the precipitation amount is 102 mm (4.0 in) spread over 16 days.

September Precipitation Trends in Killinaboy

The chart displays monthly precipitation patterns in Killinaboy, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Killinaboy, September typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec8613811261687684133102121105131
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Killinaboy

In Killinaboy in September, humidity is 88%. With an average temperature of 13°C (56°F), this humidity feels like a thick, warm blanket wrapping around you, making outdoor adventures sticky and challenging.

September Average Humidity in Killinaboy

This chart illustrates the average monthly humidity levels in Killinaboy, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Killinaboy is approximately 88%, 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Killinaboy

In Killinaboy in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Killinaboy.

Maximum UV Index Levels in Killinaboy for September

The chart shows the monthly maximum UV Index (UVI) for Killinaboy in September, 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 September, the maximum UV index in Killinaboy typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Killinaboy September 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 September Weather in Killinaboy Compares to Other Months

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

This table compares monthly weather conditions in Killinaboy, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)86 mm (3.4 inches)88%low
February Weather7°C (44°F)138 mm (5.4 inches)88%low
March Weather7°C (45°F)112 mm (4.4 inches)87%moderate
April Weather9°C (49°F)61 mm (2.4 inches)86%moderate
May Weather12°C (53°F)68 mm (2.7 inches)83%high
June Weather14°C (57°F)76 mm (3.0 inches)83%very high
July Weather16°C (60°F)84 mm (3.3 inches)85%very high
August Weather15°C (59°F)133 mm (5.2 inches)85%high
September Weather13°C (56°F)102 mm (4.0 inches)88%moderate
October Weather11°C (52°F)121 mm (4.8 inches)91%moderate
November Weather8°C (47°F)105 mm (4.1 inches)92%low
December Weather7°C (45°F)131 mm (5.2 inches)89%low

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