Cron expression reference

Browse 29 common cron expressions with plain-English explanations, next run times, and platform-specific syntax.

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Intervals

Run at regular intervals — every N minutes or hours

* * * * *every minute*/2 * * * *every 2 minutes*/3 * * * *every 3 minutes*/5 * * * *every 5 minutes*/10 * * * *every 10 minutes*/15 * * * *every 15 minutes*/20 * * * *every 20 minutes*/30 * * * *every 30 minutes0 * * * *every hour0 */2 * * *every 2 hours0 */6 * * *every 6 hours0 */12 * * *every 12 hours

Daily schedules

Run once per day at a specific time

0 0 * * *every day at midnight0 6 * * *every day at 6am0 9 * * *every day at 9am0 12 * * *every day at noon0 17 * * *every day at 5pm

Weekday & day-specific

Combine time with specific days of the week

0 9 * * 1-5weekdays at 9am0 0 * * 1-5weekdays at midnight0 17 * * 1-5weekdays at 5pm0 9 * * 1every Monday at 9am0 0 * * 1every Monday at midnight0 17 * * 5every Friday at 5pm0 0 * * 0every Sunday at midnight0 12 * * 0,6weekends at noon

Monthly & quarterly

Run on specific days of the month

0 0 1 * *the first of every month0 0 15 * *the 15th of every month0 0 1 */3 *every quarter (every 3 months)

Workarounds

Patterns that require alternatives to standard cron

every 30 seconds