Weather history and climate summary information is available for the following locations:
- Boise
- Mountain Home
- Pocatello
Warmest July Days
The warmest July days in Idaho are:
| Boise, Idaho | 1934 | 111.2°F |
| Mountain Home, Idaho | 2006 | 111.2°F |
| Boise, Idaho | 1933 | 110.3°F |
| Mountain Home, Idaho | 1989 | 109.9°F |
| Boise, Idaho | 2002 | 109.9°F |
Coldest July Days
The coldest July days in Idaho were:
| Pocatello, Idaho | 1981 | 34°F |
| Pocatello, Idaho | 1986 | 35.1°F |
| Boise, Idaho | 1986 | 35.1°F |
| Mountain Home, Idaho | 1932 | 35.4°F |
| Pocatello, Idaho | 1973 | 37.4°F |
Wettest July Days
The wettest single days in July occurred:
| Pocatello, Idaho | 2009 | 1.3 inches |
| Pocatello, Idaho | 1984 | 1 inches |
| Pocatello, Idaho | 1973 | 0.9 inches |
| Mountain Home, Idaho | 1977 | 0.8 inches |
| Boise, Idaho | 1978 | 0.8 inches |