El Niño 1970
1970 was an La Niña year: 0 of 12 three-month seasons had El Niño-level ONI and 6 La Niña-level. The most extreme value was -1.1 °C in NDJ.
Episodes in 1970
ONI month by month in 1970
| DJF | JFM | FMA | MAM | AMJ | MJJ | JJA | JAS | ASO | SON | OND | NDJ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| +0.5 | +0.2 | +0.2 | +0.3 | +0.1 | -0.3 | -0.6 | -0.7 | -0.7 | -0.7 | -0.8 | -1.1 |
← 19691971 →Full ONI tableStatisticsWeekly update
Frequently asked questions
Was 1970 an El Niño year?
1970 was an La Niña year: 0 of 12 three-month seasons had El Niño-level ONI and 6 La Niña-level. The most extreme value was -1.1 °C in NDJ.
Which ENSO episodes affected 1970?
La Niña 1970-1972 (-1.4 °C)
Source: NOAA CPC Oceanic Niño Index (public domain).