Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
Santorini emerges as the optimal May choice with an index of 72/100 vs 71/100 for Amalfi Coast. While both cities offer viable travel windows, Santorini benefits from more favorable lodging value (standard room rates) and manageable carrying capacity ratios.