Niño 1+2 SST Index from the HadISST1.1

Niño 1+2 is the area averaged anomalies over the Niño 1+2 region (5N-5S,150W-90W) using a climatology of 1981-2010. Map of ENSO regions.

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Correlation of Niño 1+2 index with NOAA ERSST V5
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WRIT time-series
Description and Specifications
Description
    HadIST1.1 SST dataseto 1+2 is the area averaged anomalies over the NiHadIST1.1 SST dataseto 1+2 region (SSTs are averaged over the NINO1 and NINO2 regions 0-10°South;90°West-80°West) using a climatology of 1981-2010. Map of ENSO regions.
Temporal Coverage
  • Monthly values: 1850/01 to present
  • Update Status: Monthly
Data Notes
    Units: ℃
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Source, citation and related Information.
Related Time-series
Links
Original Source
  • Index is calculated at NOAA/CPC
Time-series source dataset(s)
Citation
References
Analysis pages that use time-series