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May Weather in Longford, Ireland

Last updated: August 23, 2025

In Longford, Ireland, the average temperature in May hovers around 12°C (53°F). Expect a range from a chilly -2°C (29°F) to a warm 25°C (78°F). During this month, prepare for approximately 75 mm (2.9 in) of precipitation spread over 12 days, with an average humidity of 83%.

May Temperature in Longford

In May in Longford, the average temperature is 12°C (53°F). The maximum can reach 25°C (78°F), while the minimum can dip as low as -2°C (29°F). This varied climate makes Longford an ideal destination for travelers seeking both mild and cooler weather experiences.

May Weather in Longford: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Longford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longford, May typically has an average temperature of 12°C (53°F), with highs reaching up to 25°C (78°F) and lows dropping to around -2°C (29°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344485357605956504543
Data source: Temperature data for Longford 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.

May Precipitation in Longford

In Longford in May, the total precipitation amount is 75 mm (2.9 in) over the course of 12 days.

May Precipitation Trends in Longford

The chart displays monthly precipitation patterns in Longford, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Longford, May typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec66107915575888513177939396
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Longford

In Longford in May humidity is 83%. With an average temperature of 12°C (53°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and necessitating layers to stay comfortable while traveling.

May Average Humidity in Longford

This chart illustrates the average monthly humidity levels in Longford, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Longford is approximately 83%, 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Longford

In Longford in May, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Longford.

Maximum UV Index Levels in Longford for May

The chart shows the monthly maximum UV Index (UVI) for Longford in May, 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 May, the maximum UV index in Longford typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Longford May 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 May Weather in Longford Compares to Other Months

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

This table compares monthly weather conditions in Longford, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)66 mm (2.6 inches)88%low
February Weather6°C (43°F)107 mm (4.2 inches)88%low
March Weather7°C (44°F)91 mm (3.6 inches)87%moderate
April Weather9°C (48°F)55 mm (2.2 inches)86%moderate
May Weather12°C (53°F)75 mm (2.9 inches)83%high
June Weather14°C (58°F)88 mm (3.5 inches)83%very high
July Weather16°C (61°F)85 mm (3.4 inches)85%very high
August Weather15°C (59°F)131 mm (5.2 inches)85%high
September Weather13°C (56°F)77 mm (3.0 inches)88%moderate
October Weather10°C (51°F)93 mm (3.7 inches)91%moderate
November Weather7°C (46°F)93 mm (3.7 inches)92%low
December Weather6°C (43°F)96 mm (3.8 inches)89%low

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