Why did my RH level drop?

Five main reasons:

  1. Uncalibrated hygrometer. HOW TO EASILY CALIBRATE YOUR HYGROMETER
  2. More cigars were added to the humidor.
  3. Did not season with Boveda 84%RH. HOW TO SEASON YOUR HUMIDOR
  4. Not using enough Boveda. WHICH SIZE BOVEDA IS RIGHT FOR YOUR HUMIDOR
  5. Not using the right RH level. WHICH RH LEVEL IS RIGHT FOR YOU?