What is the average temperature in the great basin desert?

Temperatures on valley floors can soar above 120 F (49 C) and above 130 F (54 C) at the lowest elevations. Winter months bring temperatures dipping to around 20 F (−7 C) on valley floors, and below 0 F (−18 C) at higher elevations. The yearly average high temperature is 75.8 degrees F and the average yearly low is 49.4 degrees F.