Phuket weather. A month by month guide January weather January is usually a great month for snorkeling Phuket and Khao Lak or anywhere else along Thailand’s Andaman sea west coast (Phi Phi, Lanta, Krabi, Lipe). The weather should get better and better towards the latter part of the month. It’s a dry month with a slight breeze from the south west. Seas should be flat, the temperature is hot and Read More …