How to use
- 1
Enter your date of birth (it is remembered in this browser for the other tools).
- 2
Keep today as the date to check, or choose any other day, past or future.
- 3
Read your personal year, month and day numbers and the calculation behind each.
- 4
Look at the nine-year cycle and the month-by-month table for the whole year.
How the personal year is calculated
Your birth day and birth month are added to the calendar year you are looking at, each reduced to one digit, and the total is reduced to a number from 1 to 9. With a birthday on 14 July: 14 → 5, July → 7, 2026 → 10 → 1, so 5 + 7 + 1 = 13 → 4, a personal year 4. The personal month adds the calendar month to the personal year, and the personal day adds the calendar day to the personal month.
The nine-year cycle
Personal years run in a repeating cycle from 1 to 9: in the tradition, 1 is associated with beginnings, 4 with groundwork, 5 with change, 7 with reflection and 9 with closing chapters before the next 1. The chart shows where the chosen year sits and which calendar years make up your current cycle, so you can look back at earlier years and reflect on them.
Calendar year or birthday?
This tool switches personal years on 1 January, the most widespread convention. Some numerologists move to the next personal year on the birthday instead; if you follow that school, use the previous year’s number for the months before your birthday. Master numbers are noted when the sum passes through 11 or 22, but the personal year itself is reduced to 1–9, as is usual.
Frequently asked questions
What personal year am I in?
Enter your birth date and keep today’s date as the date to check — the first number shown is your personal year for the current calendar year.
Does the birth year matter for the personal year?
No. Only your birth day and month are combined with the year you are checking, which is why people born on the same day and month share a personal year.
Can I check a future year?
Yes. Change the date to check to any day; the cycle chart and monthly table update for that year.
Is a personal year 9 a bad year?
No year is “good” or “bad” in this tradition. Nine is associated with completion and letting go — a theme for reflection, not a prediction.