Cron Atlas

Common AWS EventBridge schedules

Six fields with a required year and one ? in the day fields. Wrap each in cron(…). Scheduled rules run in UTC. 45 of these 47 schedules can be written directly in EventBridge; the rest link to a tested workaround. Field rules are in the AWS EventBridge reference.

Every few minutes or seconds

Hourly

Daily

Weekdays and weekly

Monthly

Quarterly and yearly