Advice on Diving in Oman

...of swimming in 'blue water' with visibility well over 10 metres. Generally, Oman is dive-able all year round, although the winter months are not the greatest - the water falls below 20 degrees (C) and the visibility is usually quite bad. I would say November, december, january and february are far from ideal. The summer is also not ideal since the heat is extreme and frankly being out on a boat for 2-3 dives is simply unsafe as you are risking dehydration and a heat stroke - therefore I would rule out June, July and August, leaving us with April, May, September & October as the best months of ...