Opal HillsOpal Hills is a sub-range of the Queen [Elizabeth Ranges] in Jasper [National Park], Alberta, Canada. There is an 8.2 km hiking trail.ClimateBased on the Köppen [climate classification], the Opal Hills are located in a subarctic climate with cold, snowy winters, and mild summers. Temperatures can drop below -20 °C with wind chill factors below -30 °C.