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April Weather in Dublin, United States

Last updated: June 24, 2025

In April, the average temperature in Dublin, United States hovers around 19°C (66°F), but be prepared for some extremes—temperatures can dip to a chilly 1°C (35°F) or soar to a scorching 38°C (100°F). Expect about 75 mm (2.9 in) of precipitation spread over 7 days, and with an average humidity of 78%, it’s advisable to stay hydrated and ready for the occasional rain shower! ☔️

April Temperature in Dublin

In April in Dublin, the average temperature is 19°C (66°F). Maximum temperatures can reach 38°C (100°F), while minimums can drop as low as 1°C (35°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates April temperature patterns in Dublin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dublin, April typically has an average temperature of 19°C (66°F), with highs reaching up to 38°C (100°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec474960667481858578685752
Data source: Temperature data for Dublin 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 Dublin

In Dublin in April, the precipitation amount is 75 mm (2.9 in) over a span of 7 days.

April Precipitation Trends in Dublin

The chart displays monthly precipitation patterns in Dublin, 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 Dublin, April typically receives around 75 mm (2.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec4271847511963437175983837
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Dublin

In Dublin in April, humidity is 78%. With an average temperature of 19°C (66°F), this humidity feels like a warm, enveloping blanket, making traveling quite uncomfortable unless you're well-prepared with lightweight, breathable clothing and frequent breaks to stay hydrated.

April Average Humidity in Dublin

This chart illustrates the average monthly humidity levels in Dublin, 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 Dublin is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%78%77%78%82%78%69%63%66%73%84%87%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Dublin

In Dublin in April, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Dublin.

Maximum UV Index Levels in Dublin for April

The chart shows the monthly maximum UV Index (UVI) for Dublin 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 Dublin typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101112121110864
Data source: Dublin 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 Dublin Compares to Other Months

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

This table compares monthly weather conditions in Dublin, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)42 mm (1.6 inches)78%moderate
February Weather10°C (50°F)71 mm (2.8 inches)78%high
March Weather16°C (61°F)84 mm (3.3 inches)77%very high
April Weather19°C (66°F)75 mm (2.9 inches)78%very high
May Weather24°C (75°F)119 mm (4.7 inches)82%extreme
June Weather27°C (82°F)63 mm (2.5 inches)78%extreme
July Weather30°C (85°F)43 mm (1.7 inches)69%extreme
August Weather29°C (85°F)71 mm (2.8 inches)63%extreme
September Weather26°C (79°F)75 mm (2.9 inches)66%very high
October Weather20°C (68°F)98 mm (3.8 inches)73%very high
November Weather14°C (57°F)38 mm (1.5 inches)84%high
December Weather11°C (52°F)37 mm (1.4 inches)87%moderate

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