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August Weather in Dublin, United States

Last updated: June 24, 2025

In Dublin, United States, the average temperature in August is a pleasant 22°C (72°F). Expect a minimum of 11°C (51°F) and a maximum of 33°C (91°F), offering a diverse range of temperatures throughout the month. With 86 mm (3.4 in) of precipitation spread over 12 days, you'll want to be prepared for some rain. Additionally, the average humidity hovers around 66%, contributing to the comfortable yet slightly humid atmosphere.

August Temperature in Dublin

In August in Dublin, the average temperature is 22°C (72°F). The maximum can reach 33°C (91°F), while the minimum can be as low as 11°C (51°F). This pleasant climate makes Dublin an ideal destination for outdoor activities and exploration during this time.

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

The chart illustrates August 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, August typically has an average temperature of 22°C (72°F), with highs reaching up to 33°C (91°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec354145546369737267584440
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.

August Precipitation in Dublin

In Dublin in August, the precipitation amount is 86 mm (3.4 in) over a span of 12 days.

August Precipitation Trends in Dublin

The chart displays monthly precipitation patterns in Dublin, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Dublin, August typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec661058410510285618695976287
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Dublin

In Dublin in August, humidity is 66%. With an average temperature of 22°C (72°F), this humidity feels like walking through a warm, enveloping blanket, making it essential to stay hydrated while exploring the sights and taking regular breaks in shaded areas.

August Average Humidity in Dublin

This chart illustrates the average monthly humidity levels in Dublin, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Dublin is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%84%83%83%79%66%68%78%89%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Dublin

In Dublin in August, 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 August

The chart shows the monthly maximum UV Index (UVI) for Dublin in August, 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 August, the maximum UV index in Dublin typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010753
Data source: Dublin August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)66 mm (2.6 inches)87%moderate
February Weather5°C (41°F)105 mm (4.1 inches)87%high
March Weather7°C (46°F)84 mm (3.3 inches)86%very high
April Weather12°C (54°F)105 mm (4.1 inches)84%very high
May Weather17°C (63°F)102 mm (4.0 inches)83%extreme
June Weather21°C (69°F)85 mm (3.3 inches)83%extreme
July Weather23°C (74°F)61 mm (2.4 inches)79%extreme
August Weather22°C (72°F)86 mm (3.4 inches)66%very high
September Weather20°C (67°F)95 mm (3.7 inches)68%very high
October Weather14°C (58°F)97 mm (3.8 inches)78%high
November Weather6°C (44°F)61 mm (2.4 inches)89%moderate
December Weather4°C (40°F)87 mm (3.4 inches)86%moderate

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