hourly
adjective /ˈaʊəli/
  /ˈaʊərli/
 Use an, not a, before hourly. [only before noun]- done or happening every hour
- an hourly bus service
 - Trains leave at hourly intervals.
 
 - an hourly wage, fee, rate, etc. is the amount that you earn every hour or pay for a service every hour
- an hourly rate of $30 an hour