Cron Reference

Cron Every Day at 12 AM

Cron expression 0 0 * * * means At 12:00 AM.

Cron expression to run a job every day at 12 AM: 0 0 * * *. This is the exact schedule people mean when they search for "cron job every day at 12am".

Cron Expression

0 0 * * *
0Minute
0Hour
*Day
*Month
*Weekday

Common use cases

  • Running midnight jobs using explicit 12 AM wording
  • Scheduling daily resets exactly at day rollover
  • Triggering once-per-day tasks at the start of each date
  • Setting clear 12 AM cron examples for onboarding docs

Want to customize this schedule?

Open it in the visual builder to tweak the expression interactively.

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Platform usage examples

Linux / Unix — crontab
# Edit your crontab
crontab -e

# Add this line to run every day at 12 am
0 0 * * * /usr/bin/php /var/www/html/script.php

# Or run a shell script
0 0 * * * /home/user/scripts/job.sh >> /var/log/job.log 2>&1
GitHub Actions
# .github/workflows/scheduled.yml
name: Scheduled Job

on:
  schedule:
    - cron: '0 0 * * *'

jobs:
  run:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Run job
        run: echo "Running every day at 12 am"
Kubernetes CronJob
apiVersion: batch/v1
kind: CronJob
metadata:
  name: my-scheduled-job
spec:
  schedule: "0 0 * * *"
  jobTemplate:
    spec:
      template:
        spec:
          containers:
          - name: job
            image: my-image:latest
          restartPolicy: OnFailure

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Frequently asked questions

What is the cron expression for every day at 12 am?

The cron expression is 0 0 * * *. Cron expression to run a job every day at 12 AM: 0 0 * * *. This is the exact schedule people mean when they search for "cron job every day at 12am".

How do I schedule a cron job to run every day at 12 am in Linux?

Open your crontab with "crontab -e" and add a new line: 0 0 * * * /path/to/your/script.sh — this schedules your script to run every day at 12 am. Save and exit; the cron daemon picks up the change immediately.

What does the cron expression "0 0 * * *" mean?

Cron expression to run a job every day at 12 AM: 0 0 * * *. This is the exact schedule people mean when they search for "cron job every day at 12am".

Can I use "0 0 * * *" in GitHub Actions?

Yes. In your workflow YAML, set the schedule trigger: on: schedule: - cron: '0 0 * * *'. GitHub Actions uses standard 5-field Unix cron syntax, so this expression works as-is.

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