The best time to visit Muscat is from the months of November to Mid-March, which are the winter months. Situated just above the Tropic of Cancer, Muscat's climate is hot and arid with scorching summers and pleasant winters. The summer months of Muscat is from April to October and June is the hottest month of the year, with an average temperature of 40 ?. Rainfall is quite scarce in Muscat with the heaviest precipitation recorded being100mm. February is marked to be the wettest month and May the driest.