Weather history and climate summary information is available for the following locations:
- Cedar City
- Ogden
- Salt Lake City
- Wendover
Warmest December Days
The warmest December days in Utah are:
| Cedar City, Utah | 1977 | 68°F |
| Salt Lake City, Utah | 1995 | 68°F |
| Cedar City, Utah | 1980 | 66°F |
| Wendover, Utah | 1946 | 65.3°F |
| Salt Lake City, Utah | 1981 | 64.9°F |
Coldest December Days
The coldest December days in Utah were:
| Cedar City, Utah | 1990 | -23.3°F |
| Cedar City, Utah | 1998 | -18.9°F |
| Wendover, Utah | 1990 | -15.9°F |
| Salt Lake City, Utah | 1972 | -14.1°F |
| Wendover, Utah | 1978 | -13.9°F |
Wettest December Days
The wettest single days in December occurred:
| Ogden, Utah | 2011 | 3.5 inches |
| Salt Lake City, Utah | 2007 | 1.2 inches |
| Ogden, Utah | 2007 | 1.1 inches |
| Salt Lake City, Utah | 2003 | 1.1 inches |
| Cedar City, Utah | 1995 | 1 inches |