Weather in Galway in September
Galway, Ireland averages a high of 16.5°C (61.7°F) and low of 11°C (51.8°F) in September, with 12 rain days and 7 hours of daily sunshine. Travel score: 61.1/100 (Good). The best time to visit Galway is June.
High
17°C62°F
Low
11°C52°F
🌧️
12
rain days
☀️
7
hrs/day sunshine
💧
82%
humidity
61— Good
September in Galway is mild and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Galway?
How much does it rain in Galway in September?
Galway receives an average of 79.3mm of rainfall across 12 rainy days in September. The annual total is 1101.5mm.
What should I pack for Galway in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 17°C
Recommended
🧥
Light rain jacket
Some rainy days expected (12 days)
☔
Umbrella
Be prepared for occasional showers
🧴
Sunscreen
Sun protection is still recommended
🕶️
Sunglasses
Useful for sunny periods
Traveling to Ireland in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31