> They're only useful as a relatively subjective measure for people who aren't dressed properly. Depends on your interpretation of "properly". Since 2001, the

> They're only useful as a relatively subjective measure for people who aren't dressed properly. Depends on your interpretation of "properly". Since 2001, the wind chill numbers for US, CA, and UK are based on a "bare face": https://en.wikipedia.org/wiki/Wind_chill#North_American_and_United_Kingdom_wind_chill_index https://en.wikipedia.org/wiki/Wind_chill#North_American_and_... Wanting to know how cold it's going to feel on one's face seems like a pretty reasonable need. At the very least, to know when to break out the balaclava.