El Niño 2012
2012 was a mostly neutral year: 0 of 12 three-month seasons had El Niño-level ONI and 2 La Niña-level. The most extreme value was -0.7 °C in DJF.
Episodes in 2012
ONI month by month in 2012
| DJF | JFM | FMA | MAM | AMJ | MJJ | JJA | JAS | ASO | SON | OND | NDJ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| -0.7 | -0.6 | -0.4 | -0.3 | -0.2 | +0.0 | +0.3 | +0.4 | +0.4 | +0.3 | +0.1 | -0.0 |
← 20112013 →Full ONI tableStatisticsWeekly update
Frequently asked questions
Was 2012 an El Niño year?
2012 was a mostly neutral year: 0 of 12 three-month seasons had El Niño-level ONI and 2 La Niña-level. The most extreme value was -0.7 °C in DJF.
Which ENSO episodes affected 2012?
La Niña 2011-2012 (-1.0 °C)
Source: NOAA CPC Oceanic Niño Index (public domain).