September’s global average temperature was 1.44C. This beat the previous record high monthly temperature recorded in September 2016 (1.22C). There was a strong El Nino , and the Americas, Europe and Antarctica were all warmer than usual. Here is an animation of the temperature anomalies
A strong El Nino has developed and but what is more particularly apparent is strong warming in Antarctica which usually remains isolated and cool. This makes makes me wonder if sub surface volcanic activity is to blame.
Here are the updated monthly data.
The annual average temperatures for the first 9 months of 2023 are shown below
2023 looks like it will end up being the warmest year since 2019. However in my opinion, only long term (decadal) trends are relevant to “Global Warming”.