Cron Expression: 0 0 1 * *

At 00:00 on the 1st of every month.

Field Breakdown

FieldValue
Minute0
Hour0
Day of Month1
Month*
Day of Week*

Common Use Case

Monthly billing, monthly reports, quota resets.

Sample Fire Times (UTC)

WhenUnix Timestamp
2026-09-01 00:001788220800
2026-10-01 00:001790812800
2026-11-01 00:001793491200
2026-12-01 00:001796083200
2027-01-01 00:001798761600

Sample times computed at build; your scheduler will fire on its own clock.

Equivalents in Popular Schedulers

crontab (Linux/macOS)

0 0 1 * * /path/to/your/script.sh

GitHub Actions (.github/workflows/*.yml)

on:
  schedule:
    - cron: '0 0 1 * *'

AWS EventBridge (cron format)

cron(0 0 1 * *)    # Note: AWS uses 6 fields with year

Kubernetes CronJob

spec:
  schedule: "0 0 1 * *"

Other Common Cron Expressions

Need the full converter? Open the Timestamp Converter →