average climate in muscat oman
1 Muscat has a subtropical desert / low-latitude arid hot climate (Kppen-Geiger classification: BWh) 2  The average temperature is 28.6 degrees Celsius (83.5 degrees Fahrenheit). See the temperatures page for a monthly breakdown and the fixed scale graph.  Average monthly temperatures vary by 13.9 Â°C (25Â°F).