Weather & climate. Best time to visit : Morocco’s climate is very diverse, varying with the season and region. In general the country has a tropical climate, with temperatures reaching as high as 35°C (95°F) and as low as 5°C (41°F) in the Sahara.ain falls from November to March in coastal areas, and the country is mostly dry with high temperatures in summer and a cooler climate in the mountains. Marrakech and Agadir enjoy an average temperature of 21°C (70ºF) during the winter.