0 0 * * * /opt/scripts/daily-backup.sh
0 0 * * * for daily tasks at midnight. Perfect for nightly backups, log rotation, and database maintenance.Cron uses the server's system timezone. Check with "date" command or use TZ environment variable.
During DST transitions, some hours may be skipped or repeated. Consider using 0 1 * * * (1 AM) for critical tasks.