Oman has a subtropical climate, which is influenced by the monsoon. In the coastal region in the north of the country, winters are mild and summers hot and dry. It is not unusual for temperatures to rise above the 40 degree mark. In winter, the average daily temperatures are between 20 and 25 degrees. Despite high humidity throughout the year, rainfall is only around 100 mm per square metre. In the Hajar Mountains, summers are warm and humid, winters cool. In winter, temperatures often drop below freezing. Then it can snow. The annual precipitation reaches 400 to 500 mm. The interior is dominated by a dry desert climate. This is where the highest temperatures in the country, in some cases over 50 degrees Celsius, are measured in summer. Also in the winters it remains very mild with day temperatures around 25 degrees. The temperature differences between day and night are very large. In the south of Oman the climate is almost tropical. In the winter months the temperatures lie between 20 and 28 degrees, in the summer mostly around 30 degrees. Monsoon rains in the summer months cause 400 to 500 mm precipitation and thus a green landscape.
The best time for a holiday in Oman is between November and March. This is when temperature and humidity are the most pleasant.