It experiences a high desert climate with hot summers and cold winters. The average annual precipitation is relatively low, around 12 inches, and most of it falls in the form of snow during the winter months. The town is situated in an arid region, surrounded by picturesque mountains and vast open landscapes.
Hydrologically, Koosharem is influenced by the Sevier River, which flows nearby. The river contributes to the local water supply and supports a diverse range of flora and fauna. Additionally, there are several natural springs in the area, adding to the hydrological diversity of the region.
Outdoor recreation opportunities in Koosharem are abundant. The town is surrounded by stunning natural beauty, making it a paradise for nature lovers and adventure enthusiasts. Activities such as hiking, camping, fishing, and hunting are popular in the area. Nearby attractions include Fishlake National Forest, where visitors can explore scenic trails and enjoy recreational activities like boating and wildlife viewing. Overall, Koosharem offers a perfect blend of natural wonders and outdoor activities for those seeking a serene and adventurous experience.
Koosharem receives approximately 279mm of rain per year, with humidity levels near 60% and air temperatures averaging around 7°C. Koosharem has a plant hardyness factor of 5, meaning plants and agriculture in this region thrive during a short period during spring and early summer. Most plants will die off during the colder winter months.