Recurring lunar date

Lunar birthday calculator: dates for 2030–2050

Find your Chinese lunar birthday, then check Gregorian occurrences across 2030–2050. The look-ahead covers up to 30 lunar years, capped at supported dates in 2050; a birthday need not occur in every year.

Gregorian dates from 1901-01-01 to 2050-12-31.

Your calendar identity

1 December 2030

Lunar month 11 · day 7

初七

Calculate Chinese age on another date →

Next occurrence

1538 days from today

1 December 2030

in the 2030 lunar year

Expected-date preview · 1 December 2030

The calendar layers of your birth date

Yang Metal Dog · 庚戌 · lunar year 2030

This is the sign for the selected date. Recheck using the actual birth date, especially if it falls on the other side of Chinese New Year.

Year animal

Dog

· . The lunar-year animal changes at Chinese New Year.

Year stem · phase & polarity

Yang Metal

Gēng · . Dog itself has fixed Earth.

Day pillar

Yang Metal Horse

庚午 · The day label follows its own sixty-day sequence.

Explore the day stem →

Lunar month

Month 11 · day 7

初七. Lunar months contain 29 or 30 days.

Moon phases around this date →
All 21 lunar years · date table
Gregorian date of this lunar birthday, by lunar year
Lunar yearGregorian dateDay animal & notes
20301 December 2030

Sunday · Yang Metal Horse

203120 December 2031

Saturday · Yang Wood Horse

20329 December 2032

Thursday · Yin Earth Ox

203328 November 2033

Monday · Yin Water Goat

Also a leap lunar month 11 this year; the regular month is used.
203417 December 2034

Sunday · Yin Fire Goat

20356 December 2035

Thursday · Yin Metal Ox

203623 December 2036

Tuesday · Yang Wood Rat

203713 December 2037

Sunday · Yin Earth Goat

20382 December 2038

Thursday · Yin Water Ox

203922 December 2039

Thursday · Yang Earth Tiger

204010 December 2040

Monday · Yang Water Monkey

204130 November 2041

Saturday · Yin Fire Rabbit

204218 December 2042

Thursday · Yang Metal Tiger

20437 December 2043

Monday · Yang Wood Monkey

204425 December 2044

Sunday · Yang Earth Monkey

204514 December 2045

Thursday · Yang Water Tiger

20464 December 2046

Tuesday · Yin Fire Rooster

204723 December 2047

Monday · Yin Metal Rooster

204811 December 2048

Friday · Yin Wood Rabbit

20491 December 2049

Wednesday · Yang Metal Dog

205020 December 2050

Tuesday · Yang Wood Dog

Choose a day · read it here

Your lunar birthday in the calendar

The exact lunar birthday is marked in its surrounding month. Browse other years or select a nearby day; no substitute date is chosen for an absent birthday.

Swipe across the calendar to see every day. Select a date for its reading.

Your lunar birthday in the calendar · July 2047
SundaySunMondayMonTuesdayTueWednesdayWedThursdayThuFridayFriSaturdaySat
TodaySelectedFestivalMoon phaseSolar term

Read the selected day →

Selected day · calendar reading

1 July 2047 selected. Reading updated.

1

Monday

Chinese lunar date

Leap month 5 · day 9 · 2047

二〇四七年闰五月初九

Not your lunar birthday

This is a nearby calendar date. Your birthday marker appears only where all three parts match.

Birth-year animal & element

Yin Fire Rabbit

Day pillar

Yang Fire Tiger

丙寅

Open the full date →Explore this day in my personal calendar →

From a birth record to an annual date

What is a lunar birthday?

A lunar birthday repeats the month and day recorded in the Chinese calendar, rather than the month and day printed on a Gregorian birth certificate. Both describe the original birth; they produce different anniversary dates in later years.

First, convert the birth date

The finder locates the original day in its lunar year, numbered month and regular or leap occurrence. That full identity is what the yearly search preserves.

Your date, 1 December 2030, is lunar 2030, month 11, day 7.

Then, find its next occurrence

For each later lunar year, the finder selects the same month, leap status and day, then converts it back to Gregorian. “Next occurrence” is the first matching date on or after today.

Your next date is 1 December 2030. See the surrounding month →

Keep the original record

If your family record already gives a lunar birthday, check whether it includes 闰, the leap-month marker. Leaving that marker out can select a different month and produce a different Gregorian date.

Convert a recorded lunar birthday →

Two ways of counting age

A birthday and an age increment are not the same

Completed Gregorian years

This age counts completed years since the Gregorian birthday. A person begins at zero and gains a year on that anniversary.

Nominal age · 虚岁

In the convention shown here, a person is one sui at birth and gains a year at Chinese New Year. The calculation is current lunar year minus birth lunar year, plus one—not simply Gregorian age plus one in every case.

A child born shortly before Chinese New Year can become two sui within days. This reflects the counting convention, not two completed years of life.

Reading the exceptions

Why a row may have no birthday date

A short lunar month

A month of 29 days has no day 30. The finder reports that absence; it does not quietly replace a thirtieth-day birthday with day 29.

An absent leap month

A leap-month birthday repeats exactly only when the same numbered leap month occurs again. A regular month of the same number remains a different occurrence.

The publication boundary

A lunar date can exist while its Gregorian equivalent falls beyond the published calendar. That is labelled outside the available range, not described as a missing birthday.

Lunisolar movement

Why the date moves

The lunar day stays the same; its Gregorian position changes with the rhythm of lunar months and leap months.

The Chinese calendar is lunisolar: months follow the moon and run 29 or 30 days, while a leap month is inserted about every third year to keep the year aligned with the seasons. A lunar date therefore drifts against the Gregorian calendar, usually falling eleven days earlier than the previous year before a leap month pushes it forward again.

Two consequences matter for a birthday. A date on the 30th of a month does not exist in years where that month is short. And a birthday inside a leap month recurs only when the same leap month recurs, which is irregular — sometimes decades apart.

The table marks both cases explicitly. The same conversion is available for any date in the date converter.

Family practice

When a lunar date is absent

A 30th day can disappear in a short month, and a leap-month birthday can be absent for many years. Families handle those cases differently; the table keeps the exact calendar pattern visible so you can follow the custom that matters to you.