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September Weather in Ballyhaunis, Ireland

Last updated: August 23, 2025

In September, the average temperature in Ballyhaunis, Ireland hovers around 13°C (56°F), with minimums dipping to 1°C (34°F) and maximums reaching up to 25°C (77°F). Expect about 84 mm (3.3 in) of precipitation spread over 16 days, contributing to the high average humidity of 88%.

September Temperature in Ballyhaunis

In September in Ballyhaunis, the average temperature is 13°C (56°F). The maximum can reach 25°C (77°F), and the minimum can be as low as 1°C (34°F). This makes it a perfect time for travelers to enjoy mild weather while exploring the sights.

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

The chart illustrates September temperature patterns in Ballyhaunis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ballyhaunis, September typically has an average temperature of 13°C (56°F), with highs reaching up to 25°C (77°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344485257595955504643
Data source: Temperature data for Ballyhaunis 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 Ballyhaunis

In Ballyhaunis in September, the total precipitation amount is 84 mm (3.3 in) spread over 16 days.

September Precipitation Trends in Ballyhaunis

The chart displays monthly precipitation patterns in Ballyhaunis, 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 Ballyhaunis, September typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec761251016379908413284118102108
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ballyhaunis

In Ballyhaunis 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 Ballyhaunis

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

In Ballyhaunis 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 Ballyhaunis.

Maximum UV Index Levels in Ballyhaunis for September

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

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

This table compares monthly weather conditions in Ballyhaunis, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)76 mm (3.0 inches)88%low
February Weather6°C (43°F)125 mm (4.9 inches)88%low
March Weather7°C (44°F)101 mm (4.0 inches)87%moderate
April Weather9°C (48°F)63 mm (2.5 inches)86%moderate
May Weather11°C (53°F)79 mm (3.1 inches)83%high
June Weather14°C (57°F)90 mm (3.5 inches)83%very high
July Weather15°C (60°F)84 mm (3.3 inches)85%very high
August Weather15°C (59°F)132 mm (5.2 inches)85%high
September Weather13°C (56°F)84 mm (3.3 inches)88%moderate
October Weather10°C (51°F)118 mm (4.7 inches)91%moderate
November Weather8°C (46°F)102 mm (4.0 inches)92%low
December Weather6°C (44°F)108 mm (4.2 inches)89%low

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