Weather history and climate summary information is available for the following locations:
- Huron
- Rapid City
- Sioux Falls
- Watertown
Warmest February Days
The warmest February days in South Dakota are:
| Rapid City, South Dakota | 1995 | 73°F |
| Rapid City, South Dakota | 1954 | 72°F |
| Rapid City, South Dakota | 1999 | 71.6°F |
| Rapid City, South Dakota | 2005 | 71.6°F |
| Rapid City, South Dakota | 2006 | 71.6°F |
Coldest February Days
The coldest February days in South Dakota were:
| Huron, South Dakota | 1994 | -41.1°F |
| Watertown, South Dakota | 1994 | -35.1°F |
| Huron, South Dakota | 1988 | -35°F |
| Watertown, South Dakota | 1996 | -32.1°F |
| Huron, South Dakota | 1996 | -31°F |
Wettest February Days
The wettest single days in February occurred:
| Huron, South Dakota | 1973 | 3 inches |
| Sioux Falls, South Dakota | 1973 | 1.9 inches |
| Watertown, South Dakota | 1977 | 1.5 inches |
| Sioux Falls, South Dakota | 2012 | 1.5 inches |
| Huron, South Dakota | 1977 | 1.4 inches |