Gibbonsville is an unincorporated community in Lemhi County, Idaho, United States. Gibbonsville is 26 miles north of Salmon. Gibbonsville has a post office with ZIP code 83463.Gibbonsville is named for John Gibbon.Gibbonsville, nestled in the Bitterroot Mountains, has a climate rather typical of its region, although it is warmer than stations located at higher elevations. The climate is of the Warm Summer Humid Continental type, but is quite different than most climates with this classification, owing to characteristics shared with its climactic brethren in the Bitterroot range, as well as parts of Wyoming and Montana, such as the high daily ranges of temperature throughout the year, being 18.6 degrees Fahrenheit in December, rising to nearly 40 degrees Fahrenheit in July. Also in July and the rest of the Summer, nights remain cool, averaging between 40 °F and 45 °F, despite warm to hot afternoon highs, a characteristic of locations throughout the Bitterroots, the Teton Range, and Yellowstone Plateau. Althoug