Weather history and climate summary information is available for the following locations:
- Eugene
- Medford
- Pendleton
- Portland
Warmest July Days
The warmest July days in Oregon are:
| Medford, Oregon | 1988 | 109.9°F |
| Medford, Oregon | 2009 | 109°F |
| Pendleton, Oregon | 2002 | 109°F |
| Medford, Oregon | 1994 | 109°F |
| Medford, Oregon | 2002 | 108°F |
Coldest July Days
The coldest July days in Oregon were:
| Medford, Oregon | 1996 | 34.2°F |
| Medford, Oregon | 1976 | 37.9°F |
| Eugene, Oregon | 1973 | 38.8°F |
| Pendleton, Oregon | 1987 | 39°F |
| Eugene, Oregon | 1986 | 39°F |
Wettest July Days
The wettest single days in July occurred:
| Medford, Oregon | 1975 | 1.8 inches |
| Eugene, Oregon | 1975 | 1.6 inches |
| Eugene, Oregon | 1987 | 1.5 inches |
| Eugene, Oregon | 1985 | 1.1 inches |
| Medford, Oregon | 1987 | 1.1 inches |