Last updated: June 24, 2025
In October, the average temperature in Dublin, United States hovers around 20°C (68°F). However, be prepared for a diverse range, with minimum temperatures dipping to 1°C (33°F) and soaring up to a scorching 38°C (100°F). Expect 98 mm (3.8 in) of precipitation spread over 7 days, and a cozy average humidity level of 73%. Whether you're looking to bask in the warmth or embrace a cooler day, October in Dublin offers an intriguing weather experience!
In October in Dublin, the average temperature is 20°C (68°F), with maximums reaching 38°C (100°F) and minimums dipping as low as 1°C (33°F). Be prepared for a wide range of temperatures during your trip, making layering your clothing essential for comfort.
In Dublin in October, the precipitation amount is 98 mm (3.8 in) over a span of 7 days.
In Dublin in October, humidity is 73%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making outdoor activities somewhat sticky, yet the atmosphere remains pleasant for leisurely strolls and sightseeing.
In Dublin in October, 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.
UV Risk Categories
Weather in Dublin varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Dublin, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 8°C (47°F) | 42 mm (1.6 inches) | 78% | moderate |
February Weather | 10°C (50°F) | 71 mm (2.8 inches) | 78% | high |
March Weather | 16°C (61°F) | 84 mm (3.3 inches) | 77% | very high |
April Weather | 19°C (66°F) | 75 mm (2.9 inches) | 78% | very high |
May Weather | 24°C (75°F) | 119 mm (4.7 inches) | 82% | extreme |
June Weather | 27°C (82°F) | 63 mm (2.5 inches) | 78% | extreme |
July Weather | 30°C (85°F) | 43 mm (1.7 inches) | 69% | extreme |
August Weather | 29°C (85°F) | 71 mm (2.8 inches) | 63% | extreme |
September Weather | 26°C (79°F) | 75 mm (2.9 inches) | 66% | very high |
October Weather | 20°C (68°F) | 98 mm (3.8 inches) | 73% | very high |
November Weather | 14°C (57°F) | 38 mm (1.5 inches) | 84% | high |
December Weather | 11°C (52°F) | 37 mm (1.4 inches) | 87% | moderate |