The best time to visit Riah, Rabat, Morocco, is during the spring (April to May) and autumn (September to October) months. These periods offer the most pleasant weather, avoiding the peak heat of summer and the cooler, wetter days of winter.During spring, you'll experience comfortable temperatures ranging from the mid-60s to high 70s Fahrenheit (18-26°C), with blooming gardens and fewer crowds than the summer. This is ideal for exploring Riah's outdoor attractions like the Kasbah des Oudaias gardens or taking a stroll along the Bou Regreg River.Autumn brings similar agreeable temperatures, typically from the low 60s to mid-70s Fahrenheit (16-24°C), and the city is less crowded after the summer tourist season. This time is superb for couples looking for a relaxed trip, enjoying the medina and its craft shops without the intensity of larger crowds.