Niño SST Indices
| Index | Monthly | Seasonal (3-month mean) |
|---|---|---|
| Niño1+2 | Plume | Plume |
| Niño3 | Plume | Plume |
| Niño3.4 | Plume (Amplitude-adjusted) | Plume (Amplitude-adjusted) |
| rNiño3.4 | Plume (Amplitude-adjusted) | Plume (Amplitude-adjusted) |
| Niño4 | Plume | Plume |
| Atl Niño3 | Plume | Plume |