What to Wear in Dublin in September
Your complete weather-based packing list derived from 30 years of historical climate data.
September Weather in Dublin at a Glance
Avg High
17°C
Avg Low
11°C
Rain Risk
27%
💡 Quick Tip:
Light jacket, hoodies, jeans. T-shirts for warmer afternoons. Pack a compact umbrella or a light rain jacket just in case.
Weekly Packing Breakdown for Dublin
Light breathable clothing, t-shirts, light pants or shorts.
Light jacket, hoodies, jeans.
Light jacket, hoodies, jeans.
Light jacket, hoodies, jeans.
Essential Packing List for Dublin in September
Don't leave home without these essentials.
Top Layers
- ✓Long-sleeve shirts / Base layers
- ✓Light Cardigan / Hoodie
- ✓Light Jacket / Windbreaker
Bottoms & Shoes
- ✓Jeans / Heavy Trousers
- ✓Comfortable Walking Shoes
- ✓Socks (Cotton/Athletic)
Accessories
- ✓Scarf & Gloves
- ✓Compact Umbrella
Common Questions about Dublin Weather in September
What is the weather like in Dublin in September?
It is mild and pleasant with average highs of 17°C. Nights average around 11°C.
Do I need a heavy coat?
A medium-weight jacket or coat is recommended, especially for evenings.
Does it rain often in Dublin in September?
Rain is relatively rare (27% chance), but a small umbrella is always good to have.
What shoes should I take to Dublin?
Comfortable walking shoes are the most important item. Sneakers or loafers are perfect.
Can I wear shorts / short sleeves?
It might be possible on sunny afternoons, but long pants/jeans are safer.