While we're on the topic of settings, you can set a maximum and minimum temperature, along with a four-digit password -- you know, so that the kiddies don't have too much fun using that click wheel to crank up the heat.

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Anyone who participates in Outdoor Sports Survival Season has an MST: a Minimum Sane Temperature.

WSJ: Jason Gay: Your Outdoor Sports Survival Guide

Temperatures fell to a minimum for the day of 4.8C while the maximum temperature in the city was down 11 degrees at 9.8C.

BBC: Delhi shivers on coldest day for 44 years

Check out the temperature in Madrid or Lisbon and you'll find that the minimum is cooler than you'd like!

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