Not one month has global temperature been BELOW the 20th century average, since a month in 1986(?). Of course, the temperature trend has been increasing above the average. The anomalous global temperature for September 2019 is crazy high (as are most of the last decades of previous months). Few Earth regions, compared to 1880, are below the average:
https://www.ncdc.noaa.gov/sotc/servi...ntp/201909.png