Chumphon. It is the gateway to the South. In Chumphon have important rivers of the south, many rivers such as River Thataphao River Suite River Lang. The climate of Chumphon. There are only two seasons: summer and rain in summer maximum temperature approximately 34 ° C in winter temperature minimum of 21 Degrees South rinses Chumphon. Range. A surge in the month. November-December The ideal time to visit the most is the months from January to April.