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September Weather in Dunmanway, Ireland

Last updated: August 23, 2025

In September, the average temperature in Dunmanway, Ireland hovers around 13°C (57°F). Expect minimums dipping to 4°C (39°F) and maximums rising to 23°C (73°F). The region experiences 87 mm (3.4 in) of precipitation spread across 14 days, contributing to an average humidity of 85%. Prepare for a mix of cool and moist conditions!

September Temperature in Dunmanway

In September in Dunmanway, the average temperature is 13°C (57°F). The maximum can reach 23°C (73°F), and the minimum can be as low as 4°C (39°F). This variation in temperatures makes it essential to pack layers for your travels to ensure comfort during your stay.

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

The chart illustrates September temperature patterns in Dunmanway, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dunmanway, September typically has an average temperature of 13°C (57°F), with highs reaching up to 23°C (73°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec444444475256605956524745
Data source: Temperature data for Dunmanway 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 Dunmanway

In Dunmanway in September, the precipitation amount is 87 mm (3.4 in) over a span of 14 days.

September Precipitation Trends in Dunmanway

The chart displays monthly precipitation patterns in Dunmanway, 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 Dunmanway, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec811431088789756810387130112138
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dunmanway

In Dunmanway in September, humidity is 85%. With an average temperature of 13°C (57°F), this humidity feels like a heavy embrace, making traveling feel sticky and uncomfortable, as sweat clings to your skin and the air hangs thick and warm, limiting your energy and enthusiasm for exploration.

September Average Humidity in Dunmanway

This chart illustrates the average monthly humidity levels in Dunmanway, 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 Dunmanway is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%84%84%84%85%85%84%85%86%84%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dunmanway

In Dunmanway 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 Dunmanway.

Maximum UV Index Levels in Dunmanway for September

The chart shows the monthly maximum UV Index (UVI) for Dunmanway 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 Dunmanway typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678875421
Data source: Dunmanway 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 Dunmanway Compares to Other Months

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

This table compares monthly weather conditions in Dunmanway, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)81 mm (3.2 inches)83%low
February Weather7°C (45°F)143 mm (5.6 inches)85%low
March Weather7°C (45°F)108 mm (4.3 inches)84%moderate
April Weather9°C (48°F)87 mm (3.4 inches)84%high
May Weather11°C (52°F)89 mm (3.5 inches)84%high
June Weather14°C (57°F)75 mm (2.9 inches)85%very high
July Weather16°C (60°F)68 mm (2.7 inches)85%very high
August Weather15°C (59°F)103 mm (4.1 inches)84%high
September Weather13°C (57°F)87 mm (3.4 inches)85%moderate
October Weather11°C (52°F)130 mm (5.1 inches)86%moderate
November Weather8°C (47°F)112 mm (4.4 inches)84%low
December Weather7°C (46°F)138 mm (5.4 inches)83%low

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