The temperature at the tropopause is -73.15.
What is troposphere?
The troposphere is the first and lowest layer of the atmosphere of the Earth. The troposphere is the thinnest layer of the atmosphere, but at the same time it is where the most turbulence is found. The largest amount of gas we can find in our atmosphere is nitrogen. It contains 75% of the mass of the planetary atmosphere, 99% of the total mass of water vapor and aerosols, and is where most weather phenomena occur. The troposphere is the lowest layer of Earth's atmosphere, and is also where nearly all weather conditions take place.
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