When is the best time for the imperial cities?

Morocco's four imperial cities — Fes, Marrakech, Meknes and coastal Rabat — are above all walking cities, places you experience by spending long hours on foot threading dense medinas, souks, palaces and monuments. That makes weather genuinely decisive, and my answer is consistent: aim for spring (March to May) or autumn (September to November). In those shoulder seasons the inland cities sit in a comfortable low-to-high 20s°C range, warm and bright but not punishing, which is exactly what hours in the labyrinthine medinas of Fes and Marrakech demand.

Spring is my overall favourite for the imperial circuit. March can still be fresh and occasionally showery, but April and May are close to perfect — warm sunny days, cool pleasant evenings, blossom and green on the surrounding plains, and the medinas a joy to explore rather than an endurance test. It is also when Rabat's gardens bloom and the Volubilis-and-Meknes day from Fes is at its most pleasant. The one thing to watch is the timing of Ramadan, which shifts each year and quietens daytime city life, so I always check the calendar when planning a spring trip.

Autumn is the equally strong alternative, and for some travellers even better. From late September through November the brutal summer heat breaks, the cities settle into warm, stable, golden-lit days, the harvest energy returns to the countryside, and crowds ease after the European summer. October in particular is a beautiful month across Fes, Meknes and Marrakech — comfortable, clear and calm. By late November the inland nights turn cold and the first rains can arrive, nudging you toward warmer layers, but the days usually stay fine and pleasant for sightseeing.

I am candid about the extremes. High summer (June to August) is the hardest season inland: Fes, Marrakech and Meknes routinely hit the high 30s and into the 40s°C, and tramping a shadeless medina at midday in that heat is genuinely draining — viable only with very early starts, long midday rests and late-afternoon exploring. Winter (December to February) swings the other way: mild, sometimes lovely sunny days around the high teens°C, but cold nights, occasional rain, and chilly riads built for summer. Winter is cheap, quiet and perfectly workable with warm clothes; summer demands real heat discipline. But for the easiest, most rewarding imperial-cities trip, spring and autumn win every time.