El Nino & La Nina
Now switched to ERSSTv5
PDF, data through March 2020 .
NOAA Climate Prediction Center
, last modified: 2020/04/03.
Comparison of different ERSST versions
NOAA gives OISST.v2 figure.
PDF, data through June 2019, last modified: 2019/07/15.
Temperature and precipitation anomalies for the season of the maximum El Nino strength -- Dec-Jan-Feb. Data source: Temperature
GISS and Precipitation
NOAA's PRECipitation REConstruction Dataset
(last modified 2017/10/01)
(last modified 2018/01/04)
Temperature anomaly in GISS analysis. The base periods are shifted. (last modified: 2013/05/06)
PDF, data through May 2020, data source:
NOAA Climate Prediction Center,
last modified: 2020/06/01.
Data through March 2020.
last modified: 2020/04/03.
Surface temperature data (now with GHCN v3.3.0 and ERSST v4) and upper 300 m Nino region ocean data are through May 2016,
last modified: 2016/06/18.
See also NOAA weekly ENSO 30+ presentation pages.