July Weather in Dublin, United States

Last updated: June 24, 2025

In Dublin, United States, the average temperature in July hovers around 28°C (83°F), with a minimum of 19°C (66°F) and an occasional spike hitting a steamy 39°C (102°F). Expect about 105 mm (4.1 in) of precipitation spread over 14 days, contributing to an average humidity level of 83%.

July Temperature in Dublin

In July in Dublin, the average temperature is 28°C (83°F). The maximum can reach 39°C (102°F), while the minimum can dip to as low as 19°C (66°F). Be sure to pack both light clothing for the heat and a light jacket for cooler evenings when traveling.

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

The chart illustrates July 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, July typically has an average temperature of 28°C (83°F), with highs reaching up to 39°C (102°F) and lows dropping to around 19°C (66°F).

Data source: Temperature data for Dublin generated using information from the Copernicus Climate Change Service.

July Precipitation in Dublin

In Dublin in July, the precipitation amount is 105 mm (4.1 in) over the course of 14 days.

July Precipitation Trends in Dublin

The chart displays monthly precipitation patterns in Dublin, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Dublin, July typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Dublin

In Dublin in July humidity is 83%. With an average temperature of 28°C (83°F), this humidity feels like a warm, sticky blanket wrapping around you, making travel uncomfortable and requiring frequent breaks to hydrate and cool down.

July Average Humidity in Dublin

This chart illustrates the average monthly humidity levels in Dublin, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Dublin is approximately 83%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Dublin

In Dublin in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Dublin.

Maximum UV Index Levels in Dublin for July

The chart shows the monthly maximum UV Index (UVI) for Dublin in July, 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 July, the maximum UV index in Dublin typically reaches 11, which falls under the extreme exposure category.

Data source: Dublin July 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 July 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 July’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 July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	92 mm (3.6 inches)	86%	moderate
February Weather	13°C (56°F)	116 mm (4.6 inches)	84%	high
March Weather	16°C (61°F)	74 mm (2.9 inches)	83%	very high
April Weather	19°C (67°F)	89 mm (3.5 inches)	81%	very high
May Weather	24°C (76°F)	86 mm (3.4 inches)	81%	extreme
June Weather	27°C (80°F)	108 mm (4.2 inches)	81%	extreme
July Weather	28°C (83°F)	105 mm (4.1 inches)	83%	extreme
August Weather	28°C (83°F)	99 mm (3.9 inches)	81%	extreme
September Weather	26°C (79°F)	107 mm (4.2 inches)	82%	very high
October Weather	22°C (71°F)	91 mm (3.6 inches)	78%	very high
November Weather	14°C (57°F)	58 mm (2.3 inches)	86%	high
December Weather	11°C (53°F)	121 mm (4.8 inches)	89%	moderate