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September Weather in Mountrath, Ireland

Last updated: August 23, 2025

In Mountrath, Ireland, the average temperature in September hovers around 13°C (56°F). Expect a chillier side with minimum temperatures dipping to 0°C (33°F), but enjoy warmer days reaching up to 26°C (79°F). During this month, expect about 72 mm (2.8 in) of precipitation spread across 13 days, contributing to a cozy average humidity of 88%.

September Temperature in Mountrath

In September, in Mountrath, the average temperature is 13°C (56°F). Maximums can reach 26°C (79°F), while minimums can drop as low as 0°C (33°F). This variability makes Mountrath an ideal destination for travelers seeking a mix of mild and refreshing weather.

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

The chart illustrates September temperature patterns in Mountrath, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mountrath, 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 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344475257615956504543
Data source: Temperature data for Mountrath 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 Mountrath

In Mountrath in September, the precipitation amount is 72 mm (2.8 in) over a period of 13 days.

September Precipitation Trends in Mountrath

The chart displays monthly precipitation patterns in Mountrath, 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 Mountrath, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec59948855717477100728987101
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Mountrath

In Mountrath 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 Mountrath

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

In Mountrath 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 Mountrath.

Maximum UV Index Levels in Mountrath for September

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

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

This table compares monthly weather conditions in Mountrath, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)59 mm (2.3 inches)88%low
February Weather6°C (43°F)94 mm (3.7 inches)88%low
March Weather7°C (44°F)88 mm (3.4 inches)87%moderate
April Weather9°C (48°F)55 mm (2.2 inches)86%moderate
May Weather11°C (53°F)71 mm (2.8 inches)83%high
June Weather14°C (58°F)74 mm (2.9 inches)83%very high
July Weather16°C (61°F)77 mm (3.0 inches)85%very high
August Weather15°C (59°F)100 mm (3.9 inches)85%high
September Weather13°C (56°F)72 mm (2.8 inches)88%moderate
October Weather10°C (51°F)89 mm (3.5 inches)91%moderate
November Weather7°C (46°F)87 mm (3.4 inches)92%low
December Weather6°C (44°F)101 mm (4.0 inches)89%low

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