Where is the hottest lava on Earth?
Where is the hottest lava on Earth? In terms of total energy radiated, the prize goes to Hawaii's Kilauea (shown above), which has been spilling lava continuously throughout the study period.
Is blue lava hotter than the sun?
Lava is indeed very hot, reaching temperatures of 2,200° F or more. But even lava can't hold a candle to the sun! At its surface (called the photosphere), the sun's temperature is a whopping 10,000° F! That's about five times hotter than the hottest lava on Earth.