September · United Kingdom
Best time to visit Giant's Causeway in SeptemberWeather, crowds & prices
September score
6.6/10
Ranked #7 of 12 months
- Avg temp
- 17°C
- Rainfall
- 55 mm
- Humidity
- 72%
- Sunny days
- 17
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Giant's Causeway scores 6.6/10 for nature and wildlife travel - a lower-scoring month (#7 of 12). Expect around 17°C, 55 mm of rain, and roughly 17 sunny days this month.
The Giant's Causeway is Northern Ireland's hexagonal basalt columns—UNESCO coast walks and Atlantic cliff drama. Best window: late spring through early autumn.
Curated in Giant's Causeway
Tickets & experiences
Things to do in Giant's Causeway
Giant's Causeway, United Kingdom. Live activities and tours from GetYourGuide, matched to this destination.

