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April Weather in Carlow, Ireland

Last updated: August 23, 2025

In April, the average temperature in Carlow, Ireland hovers around 8°C (47°F). While you might experience a chilly minimum of -3°C (26°F), the warmer days can reach up to 21°C (69°F). Expect about 59 mm (2.3 in) of precipitation spread across 10 days, contributing to an average humidity of 85%. Stay prepared for a mix of cool and damp days this season!

April Temperature in Carlow

In April in Carlow, the average temperature is 8°C (47°F). Maximums can reach 21°C (69°F), while minimums can be as low as -3°C (26°F). This range makes Carlow a versatile destination for travelers, suitable for both outdoor activities and cozy indoor experiences.

April Weather in Carlow: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Carlow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Carlow, April typically has an average temperature of 8°C (47°F), with highs reaching up to 21°C (69°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344475258615956504543
Data source: Temperature data for Carlow 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.

April Precipitation in Carlow

In Carlow in April, the precipitation amount is 59 mm (2.3 in) over the course of 10 days.

April Precipitation Trends in Carlow

The chart displays monthly precipitation patterns in Carlow, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Carlow, April typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec508979596868679664869099
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Carlow

In Carlow in April humidity is 85%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor activities feel less refreshing and more uncomfortable for traveling.

April Average Humidity in Carlow

This chart illustrates the average monthly humidity levels in Carlow, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Carlow is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Carlow

In Carlow in April, 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 Carlow.

Maximum UV Index Levels in Carlow for April

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

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

This table compares monthly weather conditions in Carlow, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)50 mm (2.0 inches)85%low
February Weather6°C (43°F)89 mm (3.5 inches)86%low
March Weather6°C (44°F)79 mm (3.1 inches)86%moderate
April Weather8°C (47°F)59 mm (2.3 inches)85%moderate
May Weather11°C (53°F)68 mm (2.7 inches)83%high
June Weather14°C (58°F)67 mm (2.7 inches)85%very high
July Weather16°C (61°F)67 mm (2.6 inches)86%very high
August Weather15°C (60°F)96 mm (3.8 inches)85%high
September Weather13°C (56°F)64 mm (2.5 inches)86%moderate
October Weather10°C (51°F)86 mm (3.4 inches)87%moderate
November Weather7°C (46°F)90 mm (3.5 inches)86%low
December Weather6°C (43°F)99 mm (3.9 inches)84%low

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