“MINNEAPOLIS—(AP)—Minnesota in 1931 broke all yearly records for heat, producing the warmest weather in the records of the federal weather bureau here, which has been keeping yearly data for the state since 1886.
The mean temperature was 46.94 degrees as compared to the previous high of 44.4 degrees in 1921. The 1931 figure was 6.25 degrees above the normal. The lowest mean in the records was set in 1917 with a mean of 37.7 degrees.
January started the year off with the warmest first month in state history, the temperature being 20.8 degrees or 13 degrees warmer than the normal, while December topped the year off with the hottest month, with but a few exceptions. A mean of 24.9 degrees was set in December, or 10.4 degrees greater than the average.
Whereas temperatures were far above normal, moisture fell below average considerably, the fall for the year being 22.53 inches or 2.31 inches less than the average established by figuring yearly rainfalls since 1886.”
19 Jan 1932, 8 – The La Crosse Tribune at Newspapers.com
“1931 Warmest Year On Record Lincoln—Nebraska experienced, the warmest year in the history of weather records in 1931, the annual report of the government weather station issued recently showed.
And that means that Nebraska was warmest in 1931 of any year since 1876. The temperature for the year averaged 52.8 degrees, which was 4.0 degrees above the normal mark, The nearest approach to this’ record was just ten years ago, in 1921, when the temperature was 52.5 degrees.
January was the warmest first month-of-the-year in history. February was the second warmest February since 1876. March was cooler than normal, April above normal and May cooler than normal.
The last seven months of the year were warmer than normal, the report said. June and September were the hottest in history of the state. October was the fifth warmest October since 1876 and December was the eighth warmest December in the same period.”