Cron Reference

Cron Three Times Daily

Cron expression 0 8,14,20 * * * means At 8:00 AM, 2:00 PM, and 8:00 PM.

Cron expression to run a job three times a day at 8 AM, 2 PM, and 8 PM: 0 8,14,20 * * *. Evenly spaced 6-hour intervals throughout the waking day.

Cron Expression

0 8,14,20 * * *
0Minute
8,14,20Hour
*Day
*Month
*Weekday

Common use cases

  • Medication reminder apps that need predictable multi-daily pings
  • Sending digest notifications at morning, afternoon, and evening
  • Polling external APIs more frequently than once per day
  • Refreshing cached leaderboard or analytics data three times a day

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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 three times daily
0 8,14,20 * * * /usr/bin/php /var/www/html/script.php

# Or run a shell script
0 8,14,20 * * * /home/user/scripts/job.sh >> /var/log/job.log 2>&1
GitHub Actions
# .github/workflows/scheduled.yml
name: Scheduled Job

on:
  schedule:
    - cron: '0 8,14,20 * * *'

jobs:
  run:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Run job
        run: echo "Running three times daily"
Kubernetes CronJob
apiVersion: batch/v1
kind: CronJob
metadata:
  name: my-scheduled-job
spec:
  schedule: "0 8,14,20 * * *"
  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 three times daily?

The cron expression is 0 8,14,20 * * *. Cron expression to run a job three times a day at 8 AM, 2 PM, and 8 PM: 0 8,14,20 * * *. Evenly spaced 6-hour intervals throughout the waking day.

How do I schedule a cron job to run three times daily in Linux?

Open your crontab with "crontab -e" and add a new line: 0 8,14,20 * * * /path/to/your/script.sh — this schedules your script to run three times daily. Save and exit; the cron daemon picks up the change immediately.

What does the cron expression "0 8,14,20 * * *" mean?

Cron expression to run a job three times a day at 8 AM, 2 PM, and 8 PM: 0 8,14,20 * * *. Evenly spaced 6-hour intervals throughout the waking day.

Can I use "0 8,14,20 * * *" in GitHub Actions?

Yes. In your workflow YAML, set the schedule trigger: on: schedule: - cron: '0 8,14,20 * * *'. GitHub Actions uses standard 5-field Unix cron syntax, so this expression works as-is.

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