Light Beech Wood & Brass 140mm Fischer BarometerWhy Choose a Fischer Barometer for Weather Readings? What does a Barometer measure? A barometer measures atmospheric pressure, which helps you anticipate changes in the weather and track atmospheric pressure shifts over time. Knowing what the weather is doing lets you plan your day with real confidence. Whether you are heading outdoors or staying in, a barometer gives you a reliable heads up before conditions change. A rising barometer means