Degrees Fahrenheit against degrees Celsius

The two scales agree at exactly one temperature, −40 degrees; water freezes at 32 °F and boils at 212 °F.

What does this axis measure?

What does this axis measure?

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y ↑: Temperature (°F)
x →: Temperature (°C)

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The data: 15 points

Temperature (°C)	Temperature (°F)
−40	−40
−30	−22
−20	−4
−10	14
0	32
10	50
20	68
30	86
40	104
50	122
60	140
70	158
80	176
90	194
100	212

Source: Computed: NIST Special Publication 811, Guide for the Use of the SI, Appendix B.8
Licence: Public domain (U.S. government work)
Read: 2026-09-27
Drawn: 15 points as the puzzle showed them · line

Ran in puzzle #12 on October 8, 2026. Play it