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Louth County temperatures in September

Louth County is a region in Ireland. September is generally a moderate month with maximum daytime temperatures around 18°C and nighttime temperatures around 10°C in Dundalk.

What is the temperature of the different cities in Louth County in September?

Discover the typical September temperatures for the most popular locations of Louth County on the map below. Detailed insights are just a click away.

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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • How much sun does Louth County get in September?
  • Most cities enjoy a balanced amount of sunshine, with around 128 hours of sunlight anticipated in Dundalk. This ensures the days are neither too dim nor excessively sunny.

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