The ocean-atmosphere system, El Niño, played a part in the season's record warmth, according to the report's authors, but its effects did not last long, as ocean temperatures in the central equatorial Pacific cooled more than 0.3 degrees C in February and were near average for the month.
その報告書の著者によれば、海洋大気現象エル・ニーニョがこの季節の記録的温かさに一定の役割を果たしているが、中央赤道太平洋の海洋温度が2月に摂氏で0.3度以上冷えて月平均に近かったため、その影響は長く続かなかった。