Incendiamoeba cascadensis can reproduce up to 63°C (145.4°F)
The archaean Methanopyrus kandleri can grow at 122°C, while among bacteria, Geothermobacterium ferrireducens can grow at temperatures up to 100°C
the numbers put the idea of total extinction of life on earth way out there in the relm of the improbable, and suggest that perhaps some living things will survive
the expansion of our sun, when it inevitably turns into a red giant, or at least till some later phase in that process
it also means that irrate alliens looking to rid the universe of earth life, have got there work cut out for them