How to pack for humid tropical climates

Prioritize high-performance synthetic fabrics or linen that dry quickly and don't hold sweat. Limit your gear to one 40L carry-on bag to avoid lugging heavy, damp fabric through humid transit hubs.

  1. Select moisture-wicking materials. Avoid cotton, which stays wet and heavy when you sweat. Pack merino wool, polyester blends, or linen, which are breathable and dry in under 2 hours.
  2. Implement a 'layering for AC' system. While the outdoors are hot, indoor spaces like malls, buses, and cinemas are often kept at freezing temperatures. Carry one lightweight linen button-up or a thin, packable zip-up hoodie.
  3. Reduce quantity to increase airflow. Pack enough clothes for 7 days maximum, regardless of trip length. Use a local laundry service (usually $1–$2 per kilo) to wash your clothes mid-trip so you aren't carrying damp items back home.
  4. Waterproof your electronics. Humidity kills gear. Pack silica gel packets in your camera bag and keep your phone in a dry-bag or a simple ziplock during boat transfers or heavy rainstorms.
Should I bring a rain jacket?
No. Rain jackets in the tropics are essentially portable saunas. You will be wetter from sweat inside the jacket than from the rain outside. Carry a small, sturdy umbrella instead.
How do I keep my clothes from smelling in the humidity?
Bring a dedicated, ventilated laundry bag for dirty clothes. If you can't wash them immediately, keep them separate from your clean gear to prevent odors from spreading.