Wind

It's moving air.

We use an anemometer to measure wind speed.

Water that falls to the ground from the atmosphere.

To measure this, we use a rain gauge.

Precipitation

We use a thermometer to measure this.

It can be measured in Celsius / Centigrade or Fahrenheit degrees.

A measure of how hot or cold the air is.

Temperature

We use a hygrometer to measure this.

It describes how much water vapour is present in the air.

Humidity