Callao Freeze Details
| Station Name | Station ID | Latitude | Longitude | Country | State | Period | Years |
| CALLAO | USC00421144 | 39.8997 | -113.7128 | United States | Utah | 1903-2024 | 64 |
| Last spring freeze | |||||
| Early | Early Year | Avg | Median | Late | Late Year |
| 22-Apr | 1987 | 16-May | 14-May | 30-Jun | 1968 |
| First fall freeze | |||||
| Early | Early Year | Avg | Median | Late | Late Year |
| 22-Aug | 1904 | 27-Sep | 26-Sep | 23-Oct | 2015 |
| Freeze-free Season | |||||
| Short | Short Year | Avg | Median | Long | Long Year |
| 57 | 1904 | 134.3 | 133.5 | 177 | 2015 |