Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
Edinburgh emerges as the optimal May destination with an overall TripTiming Index of 70/100 vs 65/100 for Dublin (+5 point advantage). Edinburgh delivers a decisive lodging value advantage (~$265/night vs ~$277/night in Dublin, saving ~$84 across a 7-night stay). Urban navigability is also slightly smoother and more predictable.