Does the Eiffel Tower grow in the heat?

When temperatures rise, the Tower increases in size! This is a natural physical phenomenon called thermal expansion. Heat causes an increase in volume that makes the Eiffel Tower a few millimeters taller.



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It is especially known for its height, standing at a remarkable 18 metres tall! Here's a fact that will amaze the kids: Did you know that the Eiffel tower can grow even taller? In the summer, this famous tower can grow up to 15 cm taller!

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In the summer, this famous tower can grow up to 15 cm taller! How does this happen? Heat gain causes matter (solid, liquid and gas) to expand. The hot weather in the summer causes the Eiffel Tower to gain heat.

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How long does the Eiffel Tower stretch in the heat of summer, and why? About 15cm/6 inches, because iron expands with heat.

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The Eiffel Tower moves. Wind isn't the only thing that can make the enormous tower move, though — the heat of the sun causes the iron to expand, making the Tower grow a few centimeters during the summer months.

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What time does the Eiffel Tower light up? You'll be able to see the well known Iron Lady lit up every day from sunset to 1AM. During summer, it turns of one hour later at 2AM.

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In fact, the Tower has been repainted for over 130 years, about once every 7 years. So if it is repainted, the Eiffel Tower can last... forever.

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What time does the Eiffel Tower light up? You'll be able to see the well known Iron Lady lit up every day from sunset to 1AM. During summer, it turns of one hour later at 2AM.

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What Are the 11 Most Interesting Facts About the Eiffel Tower?
  • It Was Designed by Gustave Eiffel. ...
  • It Took 22 Months to Complete. ...
  • The Eiffel Tower Is Made of Iron. ...
  • The Eiffel Tower Has Three Floors. ...
  • It's as heavy as an Entire Freight Train. ...
  • The Eiffel Tower Has to be Repainted Every 7 Years.


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A few millimeters gained in summer, but lost in winter! This is a natural physical phenomenon called thermal expansion. Heat causes an increase in volume that makes the Eiffel Tower a few millimeters taller.

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The Tower lights and beacon are lit up every evening from dusk until 11.45pm. As soon as it gets dark, the Eiffel Tower's golden lighting switches on automatically within less than 10 minutes, thanks to light-sensitive twilight sensors. Simply check an almanac to find out what time the monument will light up.

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Like most materials, the tower undergoes thermal expansion. Thermal expansion is when a material changes dimensions while it undergoes temperature changes. The tower expands and contracts 15 cm from the hottest to the coldest day.

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According to Meteo France, the average house is struck by lightning once in every 800 years, whereas the Eiffel Tower is struck by lightning 10 times per year. As the tower is such a pronounced object it effectively acts as a giant lightning rod and is often struck by lightning.

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The Eiffel Tower is made of puddle iron, a material that could last almost forever if it is repainted regularly. However, several factors pose a threat, including rust, pollution inherent to its location in a big city, bird droppings and the weather.

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The Eiffel Tower was supposed to be dismantled after 20 years. Fortunately, things didn't happen that way, and we have radio to thank for it! By Bertrand Lemoine. In 1910, the Eiffel Tower could have been demolished!

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From all over Paris, Parisians and tourists can enjoy this light dress. Unlike other monuments, the blue Eiffel Tower plays along longer: it will display the European Union's colors until January 31, 2022. Shopping idea: Where to shop some good deals in Paris?

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Metal absorbs the heat, causing the Eiffel Tower to grow by 6.75 inches. On the other hand, it shrinks during the winter due to thermal contraction caused by freezing weather. So, the Tower shrinks between six and seven inches, depending on the weather conditions.

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This beacon resonates the image of Gustave Eiffel's Tower itself as a universal and symbolic landmark. The sparkling lights are superimposed over the golden lighting, they bring the monument to life for 5 minutes every hour on the hour once the Tower has been lit up.

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After being built and inaugurated for the 1889 Paris Exposition Universelle, the Tower had to be returned to the City of Paris, as Gustave Eiffel had only been given a 20-year permit to use the land. But its use as a giant radio antenna saved it from destruction!

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The Eiffel Tower's lighting and sparkling lights are protected by copyright, so professional use of images of the Eiffel Tower at night requires prior authorization and may be subject to a fee.

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The Eiffel Tower can be seen sparkling every night for five minutes each hour, at the precise start of the hour. The current lighting system has been in place since 1985, though the tower has been lit up in various fashions since its 1889 debut for the International Exposition, when gaslights were used.

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The absolute best time to schedule your Eiffel Tower photo session at Trocadero place is sunrise. Because Trocadero place is one of the most popular locations for photo shoots at the Eiffel Tower. So many couples and their photographers as well as visitors and tourists start coming here already pretty early in the day.

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