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September Weather in Kilfinnane, Ireland

Last updated: August 23, 2025

In September, the average temperature in Kilfinnane, Ireland hovers around 13°C (56°F). Expect a minimum of 1°C (33°F) and a comfortable maximum reaching 25°C (78°F). With an average precipitation of 75 mm (3.0 in) over 13 days, it's a month where you might want to keep an umbrella handy. The atmosphere is quite humid, with an average humidity level of 88%, creating a cozy, albeit damp, environment.

September Temperature in Kilfinnane

In September in Kilfinnane, the average temperature is 13°C (56°F). Maximum temperatures can reach 25°C (78°F), while minimums can drop to as low as 1°C (33°F). This makes it an ideal time for travelers to enjoy a comfortable climate with mild days and cool evenings.

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

The chart illustrates September temperature patterns in Kilfinnane, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kilfinnane, September typically has an average temperature of 13°C (56°F), with highs reaching up to 25°C (78°F) and lows dropping to around 1°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344475257605956514644
Data source: Temperature data for Kilfinnane 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 Kilfinnane

In Kilfinnane in September, the precipitation amount is 75 mm (3.0 in) over the course of 13 days.

September Precipitation Trends in Kilfinnane

The chart displays monthly precipitation patterns in Kilfinnane, 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 Kilfinnane, September typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec59102906773636998759682108
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kilfinnane

In Kilfinnane 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 Kilfinnane

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

In Kilfinnane 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 Kilfinnane.

Maximum UV Index Levels in Kilfinnane for September

The chart shows the monthly maximum UV Index (UVI) for Kilfinnane 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 Kilfinnane typically reaches 5, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Kilfinnane 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 Kilfinnane Compares to Other Months

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

This table compares monthly weather conditions in Kilfinnane, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)59 mm (2.3 inches)88%low
February Weather6°C (44°F)102 mm (4.0 inches)88%low
March Weather6°C (44°F)90 mm (3.5 inches)87%moderate
April Weather9°C (48°F)67 mm (2.7 inches)86%moderate
May Weather11°C (52°F)73 mm (2.9 inches)83%high
June Weather14°C (57°F)63 mm (2.5 inches)83%very high
July Weather16°C (60°F)69 mm (2.7 inches)85%very high
August Weather15°C (59°F)98 mm (3.9 inches)85%high
September Weather13°C (56°F)75 mm (3.0 inches)88%moderate
October Weather10°C (51°F)96 mm (3.8 inches)91%moderate
November Weather8°C (46°F)82 mm (3.2 inches)92%low
December Weather7°C (44°F)108 mm (4.3 inches)89%low

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