Pluto is VERY, VERY cold. Its temperature may range from between
-396°F to -378°F (-238°C to -228°C, or 35 K to 45 K). The average
temperature is -393°F (-236°C = 37 K).
Pluto is about -215 degrees Fahrenheit, and is the second coldest recorded object in the solar system. The coldest is Triton, one of Neptune's moons at -315 degrees Fahrenheit.