This study, the relationship between rainfall variability at 26 stations of data of Thai Meteorological Department with Niño 3 and Niño 3.4 for December, January and February (blue line), March, April and May (red line), June, July and August (green line) and September, October and November ( purple line) show in Figure. It was found that, the most negative relationships between MAM season with Nino3.4 are -0.56338 at station 14 (Bua Chum station).