Boiling Point of Water in Idaho
203.1–208.2°F
24 cities at 2,000 ft or higher
From Sandpoint at 2,101 ft (208.2°F) to Rexburg at 4,865 ft (203.1°F). Cities under 2,000 ft boil within about 4°F of 212°F.
Sources: US Census Bureau population estimates and USGS elevation (EPQS); National Center for Home Food Preservation: Temperatures at which water boils. Checked Oct 13, 2026.
By city
| City | Elevation | Boils at |
|---|---|---|
| Rexburg | 4,865 ft | 203.1°F |
| Ammon | 4,717 ft | 203.4°F |
| Idaho Falls | 4,707 ft | 203.4°F |
| Blackfoot | 4,500 ft | 203.8°F |
| Chubbuck | 4,469 ft | 203.9°F |
| Pocatello | 4,464 ft | 203.9°F |
| Burley | 4,164 ft | 204.4°F |
| Jerome | 3,765 ft | 205.2°F |
| Twin Falls | 3,733 ft | 205.2°F |
| Mountain Home | 3,144 ft | 206.3°F |
| Kuna | 2,698 ft | 207.1°F |
| Garden City | 2,667 ft | 207.1°F |
| Meridian | 2,607 ft | 207.3°F |
| Moscow | 2,581 ft | 207.3°F |
| Eagle | 2,566 ft | 207.3°F |
| Nampa | 2,522 ft | 207.4°F |
| Star | 2,469 ft | 207.5°F |
| Middleton | 2,401 ft | 207.6°F |
| Caldwell | 2,375 ft | 207.7°F |
| Hayden | 2,286 ft | 207.8°F |
| Rathdrum | 2,206 ft | 208°F |
| Coeur d'Alene | 2,192 ft | 208°F |
| Post Falls | 2,180 ft | 208°F |
| Sandpoint | 2,101 ft | 208.2°F |