July 21 Was Earth’s Hottest Day on Record

July 21 was Earth’s hottest day on record, overtaking the record set last July during the hottest year in millennia. The European Copernicus Climate Change Service (C3S) found that Sunday’s average air surface temperature soared to 17.09°C , or 62.76°F, according to preliminary data. While that is only 0.1°C warmer than the previous record — set on July 6, 2023 — it was nearly 3°C higher than…

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