Flat seas, blue skies, every tour runs. Similan Islands open. Book boats a few days ahead in December and January.
Short afternoon showers, bigger waves on the west coast, 30–40% lower prices. Phang Nga Bay trips are calm all year and are the safest bet. Maya Bay closes in August and September.
April, May, October and November: good weather most days, green-season prices, fewer crowds.
Save 39%
Relaxed pace through Phang Nga Bay: canoe into Hong Island's sea caves, walk on James Bond Island and visit Koh Panyee floating village.
Save 18%
Same bay, half the crowd: a late start, stable catamaran, canoeing and a proper lunch on board.
Hot deal
Save 31%
Two of the clearest snorkel spots near Phuket, only 30 minutes from Chalong pier.
