Data are based on means and standard deviations calculated over the period 1933 to 1992 inclusive.
Plain text data files: SOI; Darwin monthly MSLP timeseries; Tahiti monthly MSLP timeseries
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Network problems on 8 January disrupted processing of observations, affecting some climate information. Missing data are being retrieved and will be processed into our systems over coming weeks.
This page was created at 07:22 on Saturday 13 February 2016 (GMT)
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