Cron recipe
Cron job every weekday: the exact expression
The expression
0 9 * * 1-5Paste it into crontab -e, your platform cron config, or tool.crontap.com/cronjob-debugger to preview the next runs.
What it does
Runs at 9:00am Monday through Friday. Day-of-week `1-5` is Monday–Friday on Linux cron (0 and 7 are Sunday).
When to use it
Business-hours digests
Slack standup reminders and ops summaries that should skip weekends.
B2B SaaS batch jobs
Align with when customers are actually in the product.
Common variations
0 9 * * MON-FRISame schedule using named days (supported on Vercel Cron and many parsers).
Run this with Crontap
External HTTP cron hits your URL on this schedule, stores every response, and emails you when a run fails. No daemon on the box, no drift when the server reboots. Pro schedules down to a 1-minute cadence; $3.25/mo annual flat for unlimited jobs.
Related recipes
- weekday business hours
0 9-17 * * 1-5 - every Monday at 9am
0 9 * * 1 - every weekend
0 10 * * 0,6 - once a day
0 0 * * *
More patterns in the cron syntax cheat sheet and what is a cron job in Linux.
FAQ
- What is the cron expression for every weekday?
- Use 0 9 * * 1-5 (standard five-field cron). Verify the next run times in the free cron debugger before you deploy.
- Can Crontap run this schedule?
- Yes. Crontap fires five-field expressions on your chosen cadence (1-minute floor on Pro), with per-schedule IANA timezones, retries, and failure alerts. Pro is $3.25/mo billed annually.