The graph below plots all 1,999,843 summer maximum temperature readings at all 191 Midwest USHCN stations since 1895, with trend lines.
Eighty-four percent of the stations are cooling. Ohio and Indiana are cooling the fastest.
The center of the histogram is around a cooling rate of 1.9 degrees F per century.
Warmer stations are cooling faster than cooler stations.
The warmest stations are in Illinois, Indiana and Missouri, and they are all cooling rapidly.
State Station Average Trend (degrees F/century) IL HARRISBURG 89.3976 -2.28345 IL SPARTA 1 W 88.4185 -1.45161 IL DU QUOIN 4 SE 88.416 -2.89015 IL MCLEANSBORO 88.3372 -1.57476 MO LAMAR 7N 88.0649 -1.92598 IL ANNA 2 NNE 87.9895 -1.25118 MO JEFFERSON CITY 87.9181 -1.69554 IL PALESTINE 87.6027 -1.6959 MO LEXINGTON 3E 87.5619 -1.12669 IN PRINCETON 1 W 87.5496 -2.29688 IL MT VERNON 3 NE 87.5322 -4.45588 MO MEXICO 87.4598 -1.78494
Meanwhile, the criminals at the Union of Concerned Scientists have raised millions of dollars by lying about this.
Heat in the Heartland: 60 Years of Warming in the Midwest (2012) | Union of Concerned Scientists