Enjoy the Black Balls of the Black Galileo Thermometer
A Galileo Thermometer with black balls
When you buy this Galileo 7 Black Ball Thermometer, you get the best of both worlds. For anyone wishing to treat themselves to an antique thermometer and admire the ingenuity of the spirits of yesteryear, this is the ideal choice. Best of all, thanks to the 7 black balls, you won’t have to worry about undesirable contrasts with multicolored balls.
A discreet Black Galileo Thermometer
In the cylindrical tube of this Galileo thermometer, the 7 black balls rise and fall with the temperature. From morning to night, from one season to the next, you can decorate your living or working space with this thermometer to admire the elegant movement of the 7 black balls in this scientific measuring instrument.
Features of the Black Galileo Thermometer
- Materials: Glass
- Black balls: 7
- Temperature measurement range: 16 to 28°C
- Tube dimensions: 40.7 cm x 7.9 cm
- Style : 7 ball Galilean thermometer
- Non-toxic, non-hazardous liquid
- Science gift idea
Frequently Asked Questions
Why does the Black Galileo Thermometer have black balls?
The 7 black balls mean there are no clashing colours, so the look is sober. They still rise and sink with the temperature in the same way as on a multicoloured model.
What temperature range does it measure?
It measures from 16 to 28°C, with 7 balls marking the temperature thresholds in between.
How tall is it and what is it made of?
It is made of glass. The tube measures 40.7 cm by 7.9 cm, making it one of the taller models, suited to a living or working space.
How does a Galileo thermometer work?
The liquid changes density as the room warms or cools. Each ball is calibrated, so it floats or sinks at a specific temperature, and you read the result from the balls that are floating.
Lab protocol What we guarantee with this order Carefully packed to arrive in one piece.


The Galileo Thermometer, an original weather station
If you're a fan of science and decoration, browse our Galileo Thermometer collection in search of your next weather station. A unique decoration that will tell you the temperature of the room in the most beautiful way! An ideal gift that will brighten up any living room or bedroom.















Sarah Brown –
Bought the Galileo Thermometer for my living room, and it looks quite smart. the black balls give it a classy feel, though I do miss the colour of the traditional ones a bit.
Emma Clarke –
My son was incredibly chuffed with this Black Galileo Thermometer! He spent hours watching the black balls rise and fall. educational and stylish.
Tom Harris –
ordered this beauty for my office desk, and it’s just brilliant. stylish, unique, and works like a charm! Everyone always asks about it.
Jessica Patel –
My granddaughter’s face lit up when I gave her the thermometer. she finds it fascinating. It’s a wonderful mix of educational and decorative.
Emily Johnson –
Always been fascinated by these types of thermometers. The black balls look striking and make it a fab piece for my study. Works like a charm and adds a unique touch without being too flashy.
John Harris –
My grandson was chuffed to bits with this! He’s always loved science stuff, and the black balls are a bit different. He checks it every time he visits, guessing the temperature. A cracking addition to his collection.