cron.wtf › generator › expression

What does 0 0 1 * * mean?

0 0 1 * *

Runs at 12:00am, on the 1st of the month.

This is a cron schedule. Cron is the standard syntax used by Unix/Linux crontab, CI pipelines, and job schedulers to say when a task should run.

Next run times (UTC)
Sat Aug 01 2026 00:00:00 UTC
Tue Sep 01 2026 00:00:00 UTC
Thu Oct 01 2026 00:00:00 UTC
Sun Nov 01 2026 00:00:00 UTC
Tue Dec 01 2026 00:00:00 UTC
Fri Jan 01 2027 00:00:00 UTC

Want these in your own time zone, or to edit the expression live?

Open in cron.wtf →
Other common expressions