Cron Expression Reference
Pick a schedule below to see its meaning, sample fire times, and copy-paste-ready forms for crontab, GitHub Actions, AWS EventBridge, and Kubernetes CronJobs.
- * * * * * - Every minute, every hour, every day, every month, every day of the week
- */5 * * * * - Every 5 minutes (00, 05, 10, 15,
- */10 * * * * - Every 10 minutes (00, 10, 20, 30, 40, 50) of every hour
- */15 * * * * - Every 15 minutes (00, 15, 30, 45) of every hour
- */30 * * * * - Every 30 minutes (00 and 30) of every hour
- 0 * * * * - At minute 0 of every hour (00:00, 01:00, 02:00,
- 0 */2 * * * - Every 2 hours (00:00, 02:00, 04:00,
- 0 */6 * * * - Every 6 hours (00:00, 06:00, 12:00, 18:00)
- 0 */12 * * * - Every 12 hours (00:00 and 12:00)
- 0 0 * * * - Every day at 00:00 (midnight)
- 0 1 * * * - Every day at 01:00 (1 AM)
- 0 2 * * * - Every day at 02:00 (2 AM)
- 0 3 * * * - Every day at 03:00 (3 AM)
- 0 6 * * * - Every day at 06:00 (6 AM)
- 0 9 * * * - Every day at 09:00 (9 AM)
- 0 12 * * * - Every day at 12:00 (noon)
- 0 18 * * * - Every day at 18:00 (6 PM)
- 0 9 * * 1-5 - At 09:00 on Monday through Friday only
- 0 17 * * 1-5 - At 17:00 (5 PM) on Monday through Friday only
- 0 0 * * 6,0 - At midnight on Saturday and Sunday
- 0 9 * * 1 - At 09:00 every Monday
- 0 17 * * 5 - At 17:00 every Friday
- 0 0 * * 0 - At 00:00 (midnight) every Sunday
- 0 0 * * 0 - At 00:00 every Sunday - the conventional 'weekly' cron
- 0 0 1 * * - At 00:00 on the 1st of every month
- 0 0 28-31 * * - Approximate end-of-month - fires on days 28-31 of every month
- 0 0 15 * * - At 00:00 on the 15th of every month
- 0 0 1,15 * * - At 00:00 on the 1st and 15th of every month
- 0 0 1 */3 * - At 00:00 on the 1st of every 3rd month (Jan, Apr, Jul, Oct)
- 0 0 1 1 * - At 00:00 on January 1st each year
- * * * * * * - Every second (only valid in 6-field cron flavors like Quartz / Spring / AWS EventBridge with seconds enabled)
- 0 * * * 1-5 - At minute 0 of every hour, Monday through Friday only
- 0 9-17 * * * - At minute 0 of every hour from 09:00 to 17:00, every day
- 0 9-17 * * 1-5 - At minute 0 of every hour from 09:00 to 17:00, Monday through Friday