Accessing data using CPT (ingrid imposes a limit of 3999 points in the degrees-east grid)

You are downloading

$partialdiff sub T$ $integral dT$ $partialdiff sub T$ [ Indices nino EXTENDED NINO34 climatology ]

Time grid: /T (days since 1960-01-01) ordered [ (1200 16 Dec 1959 - 1200 16 Jan 1960) (1200 16 Jan 1960 - 1200 15 Feb 1960) (1200 15 Feb 1960 - 1200 16 Mar 1960) (1200 16 Mar 1960 - 2400 15 Apr 1960) (0000 16 Apr 1960 - 1200 16 May 1960) (1200 16 May 1960 - 2400 15 Jun 1960) (0000 16 Jun 1960 - 1200 16 Jul 1960) (1200 16 Jul 1960 - 1200 16 Aug 1960) (1200 16 Aug 1960 - 2400 15 Sep 1960) (0000 16 Sep 1960 - 1200 16 Oct 1960) (1200 16 Oct 1960 - 2400 15 Nov 1960) (0000 16 Nov 1960 - 1200 16 Dec 1960)] :grid

Get the data for

CPTv10+