On this date in 1921, the New York Times reported that Earth had a fever.
TimesMachine: October 3, 1921 – NYTimes.com
04 Sep 1921, 61 – New York Herald at Newspapers.com
11 Oct 1921 – Heat Wave – Trove
11 Oct 1921 – PHENOMENAL WEATHER. – Trove
The heat was blamed on sunspots
#448 – The Graphic : an illustrated weekly newspaper. … v.104 (Jul.-Dec.1921)
There was a large solar storm on May 15 of that year.
(PDF) The 1859 space weather event revisited: Limits of extreme activity
15 May 1921, 7 – Austin American-Statesman at Newspapers.com
15 May 1921, 1 – Chattanooga Daily Times at Newspapers.com
15 May 1921, 55 – The San Francisco Examiner at Newspapers.com
01 Aug 1921, Page 4 – The Cincinnati Enquirer at Newspapers.com
But NASA has erased the heat of 1921
Likewise in the US, NOAA has erased the heat of 1921, which was the second hottest year.
06 Jun 1921, 1 – The Arkansas City Daily News at Newspapers.com