Matching Pairs The weatherOnline version Let's learn about weather. by Daniel Educaplay 1 2 Temperature is measured in... 3 4 When the weather is cold... 5 The instrument we use to measure temperature is... 6 When the weather is hot... 7 When there is a lot of humidity... 8 Humidity is the amount of ........................... in the air. Clouds Water vapour Fog ... a thermometer. ... degrees. ... the temperature is low. ... fog and clouds can form. ... temperature is high.