Lombok rises Mount Rinjani's 3,726m crater above the Gili Islands' three small reef-fringed cays, with Kuta Lombok's southern surf beaches, and Bayan's traditional Sasak villages preserving Wetu Telu culture.
Dry season with Rinjani trek open, Gili Trawangan and Gili Air at high season, and Kuta Lombok's southern surf at peak.
Peak season with the Gilis packed with backpackers, Senggigi resort scene at full operation, and Rinjani treks fully booked through the trekking permits system.
Wet season with afternoon storms, Rinjani trek closed January-March for safety, and Gili boat transfers occasionally suspended in rough seas.
Bau Nyale festival in February-March pulls Sasak crowds to the southern coast for the annual sea-worm gathering with traditional ceremonies and Bau Nyale celebrations.