"Station: Redwood Falls, MN". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020). National Oceanic and Atmospheric Administration. Retrieved June 24, 2021.
"Station: Redwood Falls Muni AP, MN". U.S. Climate Normals 2020: U.S. Monthly Climate Normals (1991-2020). National Oceanic and Atmospheric Administration. Retrieved June 24, 2021.