1. The most important
meteorological instruments

2. Thermometer
 A thermometer
measures atmospheric
temperature.
 To predict the weather
we use a maximum and
minimum thermometer.
This registers the
maximum and the
minimum temperature in
one day.

3. Barometer
 A barometer measures atmospheric pressure.

4. Rain gauge (pluviometer)
 A rain gauge or
pluviometer
measures the
amount of rainfall or
snow per square
metre.

5. Hygrometer
 A hygrometer measures atmospheric humidity
(the humidity in the air)

6. Weather vane
 A weather vane
shows the direction
of the wind.

7. Wind gauge (anemometer)
 An anemometer measures
wind speed or strength of
the wind.