Relationship between rainfall variability of over Thailand and ENSO
Rainfall variation and uncertainty are believed to be related to ENSO phenomenon (Chaweewan and Ekasit, 2010). This study an analyze the relationship between the seasonal rainfall over Thailand and ENSO in area of Niño 3 and Niño 3.4 by Pearson’s correlation method. The value is negative , because a high SST anomaly gives a low rainfall anomaly, and a low SST anomaly gives a high rainfall anomaly. While, the value is positive , because a high SST anomaly gives a high rainfall anomaly, and a low SST anomaly gives a low rainfall anomaly.