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Accurately calculate the remaining days until the lunar Weiya banquet to help you easily plan your year-end celebration.

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Calculate the exact Gregorian and Lunar dates, along with the day of the week, for your baby's 1-month, 100-day, and 1-year milestones based on their birth date.

Lunar and Solar Calendar Converter
A tool for converting dates between the lunar and solar calendars. It supports lunar leap months and is ideal for looking up holidays, birthdays, or historical dates.

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Calculate the expiration date based on the production date and shelf life, or check the near-expiry and expired status based on the expiration date.

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Still scrambling because you remembered the wrong Weiya date? This tool uses a precise lunar calendar algorithm to automatically calculate the remaining days until the traditional Weiya banquet (the 16th day of the 12th lunar month). Weiya is a traditional banquet held on this date by businesses to thank their employees. Our tool outputs an accurate countdown updated in real-time, allowing you to track the preparation time for your year-end celebration without manual calculations.
Is the Weiya countdown accurate?
Yes. It is calculated using professional lunar conversion libraries like lunar-js, with a margin of error within 24 hours.
Why is the Gregorian date for Weiya different every year?
The lunar calendar is based on moon phases and is about 354 days long, which is 11 days shorter than the Gregorian calendar. Therefore, the Gregorian date corresponding to the 16th day of the 12th lunar month shifts forward by about 11 days each year. This tool automatically performs dynamic calibration.
1. Results are based on lunar calculations, so it is normal for the displayed Gregorian date to change annually.
2. The countdown updates automatically every day; refresh the page to get the latest result.
3. Weiya customs may vary by region, but this tool uses the 16th day of the 12th lunar month as the standard baseline.
We recommend corporate HR departments use this tool to synchronize the Weiya preparation timeline for all employees. Typical scenario: Visiting the tool on January 15, 2024, will display "11 days until the Weiya Banquet (January 26)." At this point, you can initiate processes like venue decoration and performance rehearsals. The lunar conversion uses the solar and lunar ecliptic longitude difference algorithm, ensuring the error does not exceed 1 day between the years 1900 and 2100.