NOAA's National Centers for Environmental Information
« April 2021 National Climate Report
- County Superlatives
- Average Temperature Anomalies
- Precipitation Anomalies
- January-April 2021 Record Setters
Citing This Report
NOAA National Centers for Environmental Information, State of the Climate: Monthly National Climate Report for April 2021, published online May 2021, retrieved on August 19, 2022 from https://www.ncei.noaa.gov/access/monitoring/monthly-report/national/202104/supplemental/page-1.