Benchmarked strictly across TripTiming's 5 empirical pillars: Crowds, Weather, Vibes, Prices, and Safety.
Amman (Petra) emerges as the optimal September choice with an index of 70/100 vs 51/100 for Cairo. While both cities offer viable travel windows, Amman (Petra) benefits from more favorable lodging value (standard room rates) and manageable carrying capacity ratios.