El Niño 1966
1966 was an El Niño year: 3 of 12 three-month seasons had El Niño-level ONI and 0 La Niña-level. The most extreme value was +1.2 °C in DJF.
Episodes in 1966
ONI month by month in 1966
| DJF | JFM | FMA | MAM | AMJ | MJJ | JJA | JAS | ASO | SON | OND | NDJ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +1.2 | +0.9 | +0.8 | +0.4 | +0.2 | +0.2 | +0.3 | +0.1 | -0.1 | -0.1 | -0.2 | -0.3 |
← 19651967 →Full ONI tableStatisticsWeekly update
Frequently asked questions
Was 1966 an El Niño year?
1966 was an El Niño year: 3 of 12 three-month seasons had El Niño-level ONI and 0 La Niña-level. The most extreme value was +1.2 °C in DJF.
Which ENSO episodes affected 1966?
El Niño 1965-1966 (+1.8 °C)
Source: NOAA CPC Oceanic Niño Index (public domain).