NINO3.4 predictions over the next 12 months NDJ DJF JFM FMA MAM AMJ MJJ JJA JAS ASO SON OND -1.34 -1.27 -1.13 -0.91 -0.73 -0.53 -0.35 -0.22 -0.17 -0.16 -0.15 -0.12