Weekdays
Every 15 Minutes During Business Hours Cron Expression
Run every 15 minutes from 9 AM to 5 PM on weekdays with */15 9-17 * * 1-5.
Cron expression
*/15 9-17 * * 1-5Plain English explanation
Runs every 15 minutes from 9 AM to 5 PM, Monday through Friday.
Field breakdown
Minute
*/15
Every 15 minutes
0-59
Hour
9-17
From 9 AM to 5 PM
0-23
Day of Month
*
Every day of the month
1-31
Month
*
Every month
1-12
Day of Week
1-5
From Monday through Friday
0-7, where 0 or 7 is Sunday
Use case
Useful for business-hours polling, dashboards, and operational checks.
FAQ
What does this cron expression mean?
Runs every 15 minutes from 9 AM to 5 PM, Monday through Friday.
Can I use this in Linux crontab?
Yes. This is a standard Linux 5-field cron expression when used with a normal crontab command.
Does this work in GitHub Actions?
Usually yes for 5-field syntax, but GitHub Actions schedules run in UTC and may be delayed during high load.
How can I change the time?
Edit the minute and hour fields, or open the expression in the Cron Generator or Playground.
How can I test this expression?
Use the Cron Validator to check syntax and the Next Run Calculator to preview upcoming executions.