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September Weather in Keenagh, Ireland

Last updated: August 23, 2025

In Keenagh, Ireland, the average temperature in September hovers around 13°C (56°F), with a comfortable range from a minimum of 2°C (36°F) to a pleasant maximum of 26°C (79°F). Expect 78 mm (3.1 in) of precipitation spread across about 15 days, contributing to an average humidity level of 88%. Prepare for a month where cool breezes meet occasional showers!

September Temperature in Keenagh

In September in Keenagh, the average temperature is 13°C (56°F). Maximums can reach 26°C (79°F) and minimums can be as low as 2°C (36°F). This makes it a perfect time for travelers to enjoy a range of outdoor activities while dressing in layers to accommodate the varying temperatures.

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

The chart illustrates September temperature patterns in Keenagh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Keenagh, September typically has an average temperature of 13°C (56°F), with highs reaching up to 26°C (79°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344485358615956514643
Data source: Temperature data for Keenagh 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 Keenagh

In Keenagh, in September, the precipitation amount is 78 mm (3.1 in) over a span of 15 days.

September Precipitation Trends in Keenagh

The chart displays monthly precipitation patterns in Keenagh, 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 Keenagh, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec65100915372868112178908896
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Keenagh

In Keenagh 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 Keenagh

This chart illustrates the average monthly humidity levels in Keenagh, 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 Keenagh 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 Keenagh

In Keenagh 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 Keenagh.

Maximum UV Index Levels in Keenagh for September

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

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

This table compares monthly weather conditions in Keenagh, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)65 mm (2.6 inches)88%low
February Weather6°C (43°F)100 mm (3.9 inches)88%low
March Weather7°C (45°F)91 mm (3.6 inches)87%moderate
April Weather9°C (48°F)53 mm (2.1 inches)86%moderate
May Weather12°C (53°F)72 mm (2.8 inches)83%high
June Weather14°C (58°F)86 mm (3.4 inches)83%very high
July Weather16°C (61°F)81 mm (3.2 inches)85%very high
August Weather15°C (60°F)121 mm (4.8 inches)85%high
September Weather13°C (56°F)78 mm (3.1 inches)88%moderate
October Weather10°C (51°F)90 mm (3.6 inches)91%moderate
November Weather8°C (46°F)88 mm (3.5 inches)92%low
December Weather6°C (44°F)96 mm (3.8 inches)89%low

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