Cron Expression 0 9 * * 1 Meaning (2026)
Cron expression 0 9 * * 1 means At 9:00 AM, on Monday.
Cron expression 0 9 * * 1 means Monday at 9:00 AM. This 2026 explainer covers field decoding, scheduler differences, and practical production safeguards.
Cron Expression
Common use cases
- Monday morning standup report generation
- Weekly planning data refresh before kickoff meetings
- Start-of-week status notifications
- Monday-only backlog and SLA checks
How to use this cron schedule
Cron expression 0 9 * * 1 meaning is: minute 0, hour 9, any day of month, any month, weekday 1. In standard Unix cron semantics, weekday 1 maps to Monday, so this runs every Monday at 9:00 AM. This is a high-intent schedule for weekly kickoff workflows, and it remains common in 2026 for project reporting, KPI snapshots, and team reminders that should not run daily. If your goal is a predictable start-of-week trigger, this expression is the direct fit.
Production reliability depends on validating weekday interpretation in your scheduler. Most tools align with Monday=1, but teams still get burned by assumptions during platform migration. Test next-run timestamps in staging, and document timezone with the cron line so Monday morning is defined the same way for engineering and operations. If your business runs in a non-UTC timezone, convert explicitly when using schedulers that default to UTC to prevent surprise execution windows.
For durable operations, keep this Monday job focused on one outcome and chain follow-up tasks with clear ownership. Emit structured logs, include job IDs, and publish a completion signal where stakeholders watch weekly planning inputs. If one Monday run fails, retries should be safe and idempotent. This page gives the canonical explanation for `0 9 * * 1`, with related links for weekday-wide and daily alternatives when your cadence needs to evolve.
Want to customize this schedule?
Open it in the visual builder to tweak the expression interactively.
Open in BuilderNeed to monitor this cron job?
Cronhub tracks your scheduled jobs and alerts you if they fail or run late.
Platform usage examples
# Edit your crontab
crontab -e
# Add this line to run expression 0 9 * * 1 meaning (2026)
0 9 * * 1 /usr/bin/php /var/www/html/script.php
# Or run a shell script
0 9 * * 1 /home/user/scripts/job.sh >> /var/log/job.log 2>&1# .github/workflows/scheduled.yml
name: Scheduled Job
on:
schedule:
- cron: '0 9 * * 1'
jobs:
run:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4
- name: Run job
run: echo "Running expression 0 9 * * 1 meaning (2026)"apiVersion: batch/v1
kind: CronJob
metadata:
name: my-scheduled-job
spec:
schedule: "0 9 * * 1"
jobTemplate:
spec:
template:
spec:
containers:
- name: job
image: my-image:latest
restartPolicy: OnFailureRelated developer tools
More free tools for engineering workflows that pair with scheduled jobs:
Frequently asked questions
What is the cron expression for expression 0 9 * * 1 meaning (2026)?
The cron expression is 0 9 * * 1. Cron expression 0 9 * * 1 means Monday at 9:00 AM. This 2026 explainer covers field decoding, scheduler differences, and practical production safeguards.
How do I schedule a cron job to run expression 0 9 * * 1 meaning (2026) in Linux?
Open your crontab with "crontab -e" and add a new line: 0 9 * * 1 /path/to/your/script.sh — this schedules your script to run expression 0 9 * * 1 meaning (2026). Save and exit; the cron daemon picks up the change immediately.
What does the cron expression "0 9 * * 1" mean?
Cron expression 0 9 * * 1 means Monday at 9:00 AM. This 2026 explainer covers field decoding, scheduler differences, and practical production safeguards.
Can I use "0 9 * * 1" in GitHub Actions?
Yes. In your workflow YAML, set the schedule trigger: on: schedule: - cron: '0 9 * * 1'. GitHub Actions uses standard 5-field Unix cron syntax, so this expression works as-is.