Almanac & sky · NUMORA
Lunar Convert Calculator
You remember one calendar and need the other — for a wedding, a grave, or a hukou.
Open interactive calculatorHow to use
Lunar months via ICU Chinese calendar (Beijing new moons). Also shows the stem-year after Lichun.
Formula
Months start at new moon; leap months have no major solar term. Stem-year changes at Lichun, not Chunjie.
FAQ
Is this Lunar Convert calculator accurate?
The formula and assumptions are shown on the page, and the engine is covered by audit tests. Results are for reference — not financial or medical advice.
Do I need an account?
No. Calculations run in your browser. Recents can stay on this device.
What inputs do I need?
Lunar months via ICU Chinese calendar (Beijing new moons). Also shows the stem-year after Lichun.
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