CPC_RelNino34
Relative Niño 3.4 monthly (CPC)
Monthly ERSSTv6 Niño 3.4 anomaly minus the 20°S–20°N mean anomaly. — CPC · base 1991–2020
DATA THROUGH 2026-10-12 · UPDATED 2026-10-13 11:02 UTC
Monthly ERSSTv6 Niño 3.4 anomaly minus the 20°S–20°N mean anomaly. — CPC · base 1991–2020