El Niño 1987
1987 was an El Niño year: 12 of 12 three-month seasons had El Niño-level ONI and 0 La Niña-level. The most extreme value was +1.5 °C in ASO.
Episodes in 1987
ONI month by month in 1987
| DJF | JFM | FMA | MAM | AMJ | MJJ | JJA | JAS | ASO | SON | OND | NDJ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +1.2 | +1.1 | +1.0 | +0.9 | +0.9 | +1.1 | +1.3 | +1.5 | +1.5 | +1.4 | +1.2 | +1.0 |
← 19861988 →Full ONI tableStatisticsWeekly update
Frequently asked questions
Was 1987 an El Niño year?
1987 was an El Niño year: 12 of 12 three-month seasons had El Niño-level ONI and 0 La Niña-level. The most extreme value was +1.5 °C in ASO.
Which ENSO episodes affected 1987?
El Niño 1986-1988 (+1.5 °C)
Source: NOAA CPC Oceanic Niño Index (public domain).