Based on the Köppen climate classification, Mount Ishbel is located in a subarctic climate zone with cold, snowy winters, and mild summers.[7] Temperatures can drop below −20 °C with wind chill factors below −30 °C.
Geology
Like other mountains in Banff Park, the mountain is composed of sedimentary rock laid down from the Precambrian to Jurassic periods. Formed in shallow seas, this sedimentary rock was pushed east and over the top of younger rock during the Laramide orogeny.[8]