- 2021 Year-to-Date Temperatures Versus Previous Years
- Global Annual Temperature Rankings Outlook
- Mean Monthly Temperature Records Across the Globe
- Monthly Temperature Anomalies Versus El Niño
Citing This Report
NOAA National Centers for Environmental Information, State of the Climate: Monthly Global Climate Report for May 2021, published online June 2021, retrieved on October 5, 2022 from https://www.ncei.noaa.gov/access/monitoring/monthly-report/global/202105/supplemental/page-2.