Thailand — travel photo

🇹🇭 Thailand · Cool season (Nov–Feb)

What to wear in Thailand in January

By PackTheLook · Updated 28 October 2026

Highs33°C (91°F)
Lows23°C (73°F)
Rainy days~2
Daylight11.5 h
CrowdsPeak season

January averages for Bangkok. Source

January is peak season: dry, sunny and 32°C in Bangkok, with cool nights in Chiang Mai (15°C). Beaches on both coasts are calm. Light clothes, a temple outfit and a light layer for the north.

☀️ By day

Light cotton and linen, with a scarf for temples.

🌙 Evening

A light layer, plus a fleece if you are heading to Chiang Mai, where nights dip to around 15°C.

What's on in January

Typical dates. Many festivals follow lunar calendars, so check this year's dates before you book.

Bo Sang Umbrella Festival

Third weekend of January, near Chiang Mai

Painted paper umbrellas, parades and crafts. Wear comfortable sandals and a sun hat for walking around the village.

January packing essentials

Your January outfit list

Also pack

Showing more covered picks for travellers from India.

Dress code

  • Temples and the Grand Palace: shoulders and knees covered, no see-through tops, ripped jeans or (at the Grand Palace) tight leggings.
  • Shoes come off before entering temples and many homes and shops — slip-on sandals are best.
  • Swimwear is for the beach and pool only; cover up in town.

Full dress code, activities and common mistakes →

Good weather elsewhere in January

All destinations →