Cron expression for the 15th of every month

About 0 0 15 * *

0 0 15 * * — Runs at midnight on the 15th — a mid-month counterpart to the 1st.

Cron reads the five fields as minute hour day month weekday. For this schedule that breaks down as:

New to cron? Read the syntax reference or the FAQ.

Use it in crontab or GitHub Actions

Both snippets are ready to paste. A crontab runs in the server's local timezone; GitHub Actions always evaluates schedules in UTC. For Kubernetes, AWS EventBridge, or Vercel, use the export menu in the calculator above.

crontab

# At 12:00 AM, on day 15 of the month
0 0 15 * * /path/to/command

GitHub Actions workflow

# At 12:00 AM, on day 15 of the month
# Note: GitHub Actions always runs schedules in UTC.
on:
  schedule:
    - cron: '0 0 15 * *'

Monthly & yearly schedules

• every month0 0 1 * *
• the first of the month at 9 AM0 9 1 * *
• every quarter0 0 1 1,4,7,10 *
• every year0 0 1 1 *
• the last day of the month≈ 0 0 28-31 * *

Build a custom cron expression →