[3] It is situated 46 km (29 mi) north of Kaslo, on the northern boundary of Purcell Wilderness Conservancy Provincial Park and Protected Area.

The nearest higher peak is Mount Hamill, 11 km (6.8 mi) to the southeast.

The first ascent of Truce Mountain was made August 9, 1916, by Conrad Kain, H. Otto Frind, Elise Hopkins, Albert H. MacCarthy, Elizabeth MacCarthy, Margaret Stone, Winthrop E. Stone, Mrs. George E. Vincent, and John Vincent.

Based on the Köppen climate classification, Truce Mountain is located in a subarctic climate zone with cold, snowy winters, and mild summers.

Precipitation runoff from the mountain and meltwater from its surrounding glaciers drains into tributaries of the Duncan River.