Letha, Idaho — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery for Letha, Gem County.
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Letha, Gem County, Idaho, rests in a wide basin where the valley floor, a patchwork of cultivated fields, begins its gentle ascent towards the rugged shoulders of surrounding mountains. It lies 16.1 miles north of Caldwell, ID (from Caldwell, ID: bearing 7°T), and is situated 7.5 miles west of Emmett. The air here, even in the midday sun, carries a crispness, a subtle scent of dry grasses and distant pine, a testament to the high desert climate. Long shadows begin to stretch across the land as evening approaches, painting the undulating terrain in hues of ochre and muted violet, and the quiet hum of irrigation systems is the dominant sound, a low thrumming beneath the vast, open sky that seems to hold the silence of ages. The story of Letha is deeply intertwined with the rich agricultural heritage of the valley, where generations have coaxed sustenance from this dry earth, primarily through the cultivation of potatoes and hay. This hardy spirit of the early settlers, who carved a life out of the raw landscape, still echoes in the unpretentious character of the place. While the wider region has seen shifts in its economic drivers, Letha maintains a connection to its agrarian roots, a quiet industriousness that defines its present. The nearby Owyhee River, a ribbon of life cutting through the arid expanses, has historically been the lifeblood, shaping the settlement patterns and the very rhythm of daily existence in Letha.
| Location | Letha, Gem County, Idaho |
| Coordinates | 43.894331°N, 116.647641°W |
| Timezone | Mountain Time (America/Boise) |
| ZIP Code(s) | 83636 |
| Area Code | 307 |
| Page generated | June 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |