Every 3 Minutes Cron Expression
Runs at minutes 0, 3, 6, 9, … of every hour.
Expression
*/3 * * * *Try it in the tester →Field Breakdown
*/3
minute
*
hour
*
day-of-month
*
month
*
day-of-week
minuteevery 3 minutes, starting at 0
hourevery hour (0–23)
day-of-monthevery day (1–31)
monthevery month (1–12)
day-of-weekevery weekday (0=Sun – 6=Sat)
How It Works
Step value `*/3` in the minute field — fires whenever the minute is divisible by 3, 20 times per hour.
Example Run Times
- 12:00:00
- 12:03:00
- 12:06:00
- 12:09:00
- 12:12:00
Frequently Asked Questions
How many times does this run per day?
480 times — 20 fires per hour × 24 hours. Note that minute 60 never matches, so the cadence resets at the top of every hour.