At one point, the air temperature around them reached 130 degrees.

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There is Space Air's environmental control system that keeps household air fresh and at the right temperature.

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More detailed climatic data have been obtained since 1998 at the Martial Este Glacier, including air temperature, humidity and solar radiation.

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Sitting at room temperature, wild yeasts in the air and on the grain settle into the mix.

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Probes at the nose and mouth measure air flow and temperature.

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"We then leave only one air conditioner on all day at 28 degrees because changing the temperature or switching it on and off uses more electricity, " she adds.

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That warming trend was especially marked at night, when the temperature difference between the ground and the air is highest.

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The Met Office's "feels like temperature" takes into account expected air temperature, relative humidity and the strength of the wind at around 5 feet (1.5m) - the typical height of a person's face.

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Jones added sensors that, by monitoring the air temperature above and below the heli ten times a second, can keep the chopper at a fixed altitude with more accuracy than a human on the ground can.

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