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March Weather in Dublin, United States

Last updated: June 24, 2025

In March, the average temperature in Dublin, United States hovers around 7°C (46°F), offering a crisp atmosphere. However, temperatures can vary significantly, with a minimum plunge to -12°C (10°F) and a maximum soaring to 30°C (86°F). Rainfall is fairly substantial, with 84 mm (3.3 in) expected over 11 days, while humidity levels remain high at 86%, creating a damp yet invigorating environment.

March Temperature in Dublin

In March in Dublin, the average temperature is 7°C (46°F), with a maximum that can reach 30°C (86°F) and a minimum that can drop as low as -12°C (10°F). Travelers should be prepared for a wide range of temperatures, ensuring they pack both warm and cool clothing options.

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

The chart illustrates March 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, March typically has an average temperature of 7°C (46°F), with highs reaching up to 30°C (86°F) and lows dropping to around -12°C (10°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.

March Precipitation in Dublin

In Dublin, in March, the precipitation amount is 84 mm (3.3 in) during a period of 11 days.

March Precipitation Trends in Dublin

The chart displays monthly precipitation patterns in Dublin, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Dublin, March typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec661058410510285618695976287
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Dublin

In Dublin in March humidity is 86%. With an average temperature of 7°C (46°F), this humidity feels like wrapping yourself in a damp blanket, making travel uncomfortable and heavy, as the cold air mixes with the muggy atmosphere, leaving you longing for a warm, dry refuge.

March Average Humidity in Dublin

This chart illustrates the average monthly humidity levels in Dublin, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Dublin is approximately 86%, 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 March generated using information from the Copernicus Climate Change Service.

March UV Index in Dublin

In Dublin in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Dublin.

Maximum UV Index Levels in Dublin for March

The chart shows the monthly maximum UV Index (UVI) for Dublin in March, 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 March, the maximum UV index in Dublin typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111010753
Data source: Dublin March 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 March 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 March’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 March’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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