In fact, they say, the sudden drop in temperature can be dangerous for people with underlying health issues.

CNN: Are polar bear plunges good for you?

The children were so weak they couldn't cope when a tiny drop in the temperature came after sunset.

BBC: [an error occurred while processing this directive]

There was also a perceptible drop in the temperature, and the breeze blowing over this desert village suddenly felt a lot cooler.

BBC: Under the Moon's shadow

Presumably a comparatively modest drop in the world's surface temperature would cancel out presumed global warming.

ECONOMIST: Letters

But if the temperature does not drop in time, they will die.

ECONOMIST: Life��s a bleach, and then you die

As the temperature in NYC is expected to drop to 37 degrees this will be welcome relief to some.

FORBES: New York Business, Nightlife, Schools Power Up in Downtown Manhattan

"So-called 'sceptics' should now drop their thoroughly discredited claims that the increase in global average temperature could be attributed to the impact of growing cities, " he said.

BBC: Global warming 'confirmed' by independent study

This is true especially when the temperature begins to drop as a pile of blankets will always be more inviting than sitting in a chilly chair.

FORBES: 5 Easy Desk-Approved Exercises

Inside the greenhouse, lines of bright sodium lights shine down on the growing tomato plants, and the temperature remains a constant, warm 23C -- even in the depths of winter when outside temperatures drop well below freezing.

BBC: A local food scene burns in Iceland