What is the cron expression for every 2 hours?

0 */2 * * *. In words: Every 2 hours on the hour. It runs in the time zone of the machine or service that runs it.

How do I write it for Quartz, Spring, GitHub Actions or AWS?

GitHub Actions: 0 */2 * * *. Kubernetes CronJob: 0 */2 * * *. Quartz: 0 0 */2 * * ?. Spring @Scheduled: 0 0 */2 * * *. AWS EventBridge: cron(0 */2 * * ? *).

Can I check when it runs next?

Yes. The tool above lists the next runs in your time zone or any other, shows a month calendar of runs, and warns about runs the clocks skip or repeat. Nothing is uploaded.

omnibus

SchedulerTime zone

Cron expression (Linux crontab)

Minute0–59

Hour0–23

everyfrom

Day of month1–31

Month1–12 or JAN–DEC

Day of week0–7 (0 and 7 = Sunday) or SUN–SAT

Common schedules

How to write it in Linux crontab

0 */2 * * * /path/to/command

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Cron Every 2 Hours

Runs at 00:00, 02:00, 04:00 and every second hour after, 12 times a day.

0 */2 * * *

Every 2 hours on the hour.

Field by field

Field	Value	Means
Minute	0	minutes 0
Hour	*/2	hours 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 and 22
Day of month	*	every day
Month	*	every month
Day of week	*	every day

Other common schedules

Build or explain any cron expression →

Frequently asked questions

What is the cron expression for every 2 hours?: 0 */2 * * *. In words: Every 2 hours on the hour. It runs in the time zone of the machine or service that runs it.
How do I write it for Quartz, Spring, GitHub Actions or AWS?: GitHub Actions: 0 */2 * * *. Kubernetes CronJob: 0 */2 * * *. Quartz: 0 0 */2 * * ?. Spring @Scheduled: 0 0 */2 * * *. AWS EventBridge: cron(0 */2 * * ? *).
Can I check when it runs next?: Yes. The tool above lists the next runs in your time zone or any other, shows a month calendar of runs, and warns about runs the clocks skip or repeat. Nothing is uploaded.

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