Based on https://climatereanalyzer.org/clim/sst_daily/?dm_id=nino3.4, 1988 is the year from the dataset with the lowest temperature throughout June and July.
https://news.ycombinator.com/item?id=48891223
…as it looks pretty innocuous to me. And more importantly, your other comments aren’t obnoxious. :-) I’d love to know the heuristic that flipped that bit on that one comment.