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Vietnamese Lunar Calendar

Gregorian date

16/10/2025

Timezone: Vietnam (UTC+7)

Lunar date

25/08/2025

Year Ất Tỵ

Month Ất Dậu

Day Mậu Ngọ

Gregorian date: 16-10-2025

Lunar date: 25-8-2025

Day of week: Thursday

Day Mậu Ngọ, month Ất Dậu, year Ất Tỵ

Ordinary day: this information is for reference only; consider your purpose and real-world context.

Auspicious hours: Tý (23-1), Sửu (1-3), Mão (5-7), Ngọ (11-13), Thân (15-17), Dậu (17-19)

Good/bad date information is for reference only according to folk conventions, not mandatory advice.

Vietnamese Lunar Calendar Tool

This tool converts a Gregorian date to the Vietnamese lunar date using the Vietnam timezone (UTC+7). It shows the lunar day, lunar month, lunar year, day stem-branch, month stem-branch, year stem-branch, and a month calendar view.

The good/bad day indicators are provided for reference only according to common folk-calendar conventions. They should not be treated as mandatory advice for important decisions.

How to use

  1. Enter a Gregorian date in day/month/year format, for example 10/05/1990.
  2. Click View lunar date.
  3. Review the lunar date, stem-branch information, auspicious hours, and the monthly lunar calendar table.

Frequently asked questions

The calculation uses Vietnam timezone, UTC+7.

Yes. If the selected date falls in a leap lunar month, the result will mark it as a leap month.