Attention: Safety Recall of Vernier Go Direct Charge Station. Click to learn more.



Relative Humidity

Experiment #4 from Middle School Science with Vernier

Education Level
Middle School


Relative Humidity is a measure of the amount of water vapor in the air at a particular temperature compared with the total amount of water the air can hold at the same temperature. In this experiment, you will determine relative humidity at several places inside and outside your school.


In this experiment, you will

  • Measure temperature.
  • Determine relative humidity.
  • Explain your results.

Sensors and Equipment

This experiment features the following sensors and equipment. Additional equipment may be required.

Ready to Experiment?

Ask an Expert

Get answers to your questions about how to teach this experiment with our support team.

Purchase the Lab Book

This experiment is #4 of Middle School Science with Vernier. The experiment in the book includes student instructions as well as instructor information for set up, helpful hints, and sample graphs and data.

Learn More