Vietnamese lunar calendar
See the lunar date, stems and branches, auspicious hours and holidays for today or any day.
Results for "lunar leap year"
Calendar and astronomy
StartLunar-solar converter
Convert lunar and solar dates both ways, with leap months, stems and branches and solar terms, or count days between dates.
New Year first-footer check
Rank all 60 ages to choose a New Year first visitor, with actual birth years and reasons.
House-building year check
Check a building year for Kim Lâu, Hoang Ốc and Tam Tai, and find a year clear of all three.
Yearly star (Nine Luminaries) & Tam Tai
Look up this year's guardian star and your Tam Tai years by birth year and sex.
The Lunar Leap Month: Why It Exists, How It Is Calculated, and Why One Lunar Day in a Leap Year Corresponds to Two Solar Days
How a lunar leap month is determined, why leap years exist, and why one lunar day in a leap year corresponds to two solar days.
Converting Lunar Dates to Solar Dates: What the Calculation Is Based On, and Why It Is Not a Fixed Addition and Subtraction Table
Lunar to solar conversion uses no fixed addition table. It relies on the new moon point, major solar terms and legal time zones, so it differs year by year.
Why two calendars give different lunar dates for the same solar day, and where time zones come in
Two calendars can give different lunar dates for the same solar day because they use different legal time zones, such as Vietnam at UTC+7 and China at UTC+8.
The Vietnamese Lunar Calendar Is Actually a Lunisolar Calendar: Why the Shortened Name 'Lunar Calendar' Causes Misunderstanding
The Vietnamese lunar calendar is actually a lunisolar calendar combining the moon's phases and Earth's orbit around the Sun.
When a Person Dies in a Leap Month, Which Month Is the Death Anniversary Held? How to Calculate Tiểu Tường, Đại Tường and Húy Nhật
If someone dies in a leap month, in which month is the giỗ held? How tiểu tường, đại tường and the yearly anniversary are counted, per Giác Ngộ.
Comparing Lunar New Year Customs Across Northern, Central, and Southern Vietnam
Tet customs in Northern, Central, and Southern Vietnam share roots but differ in dishes and rituals, from banh chung to bitter melon soup.
Vietnamese Lunar New Year Customs and the Meaning Behind Each Ritual
Vietnamese Lunar New Year customs: the Kitchen Gods send-off, New Year's Eve rites, first-footing, and lucky money, with the meaning behind each.
Hue Tet Feast: Echoes of Royal Cuisine in the Lunar New Year Meal
The Hue Tet feast blends royal essence with folk culture, shaped by a philosophy of frugality, elegance, harmony and transformation.
Comparing Lunar New Year of the Kinh, Chol Chnam Thmay of the Khmer, and Ethnic Groups Celebrating New Year by Their Own Calendars
Comparing Lunar New Year of the Kinh, Chol Chnam Thmay of the Khmer, and ethnic groups with their own calendars: timing, offerings, rituals, and names.
What is Vietnamese lunar age?
Tuổi mụ is the Vietnamese lunar way of counting age: current year minus birth year, plus one, and folk calculations use this number.
First-day Tet travel for the 2027 Lunar New Year: how to choose the hour and direction, and where sources disagree
First-day Tet travel for 2027: how to choose the hour and direction, prepare offerings, and follow the route, plus why sources disagree on the calculations.
The First-Foot Custom at Lunar New Year: Origins, How Old Vietnamese Chose the First Visitor, and How the Custom Is Changing
First-footing is an old Vietnamese Tet custom: the first person to enter a home after midnight is believed to carry the year's fortune.
Choosing an opening day for the Đinh Mùi 2027 Lunar New Year: where the custom comes from and what people weigh up
Where the custom of a Lunar New Year opening day comes from, and what people weigh up when picking a date and preparing offerings.
Is the Lunar Calendar Science or Superstition? Two Layers of One Calendar, the Computable Astronomy and the Day-Selection Layer Added Later
Lunar dates, leap months and solar terms are verifiable astronomy, while auspicious days and lucky stars are a later day-selection layer.
Casting a Mai Hoa hexagram from the lunar year, month, day, and hour: formulas, a full worked example, and the points where books still differ
Mai Hoa Dịch Số casts a hexagram from the lunar year, month, day, and hour: divide by 8 for the trigrams and by 6 for the moving line.
Full Moon of the First Lunar Month - Tet Nguyen Tieu: Why It Is Considered the Most Significant Full Moon of the Year and What to Prepare for the Offering Tray
Tet Nguyen Tieu, the first full moon of the lunar year, is greatly valued in Vietnamese culture. See why it matters and what to prepare for the offering tray.
Ghost Month, the 7th Lunar Month: Folk Taboos and Buddhist Perspectives
Ghost Month in the 7th lunar month: its origins, common folk taboos, and the Buddhist view of Vu Lan as a season of gratitude and filial piety.
What's on in Vietnam in October 2026? Festivals, lunar dates and where to go
Vietnam's October 2026 festival calendar: Côn Sơn Kiếp Bạc, Lam Kinh, Katê, Sene Dolta, Hanoi Autumn Festival, Keo Pagoda, plus lunar dates.
Tết Đoan Ngọ: The 5th Day of the 5th Lunar Month "Killing Summer Bugs" Festival
Tết Đoan Ngọ falls at noon on the 5th day of the 5th lunar month, when folk belief says yang energy peaks. The bug-killing custom and ancestor worship.
How to Arrange the Worship Tray for Tet Doan Ngo (5th day of 5th lunar month)
Tet Doan Ngo worship tray guide: offerings like fermented rice and tro cakes, step-by-step arrangement following regional customs, plus safety notes.
Folk Taboos When Making Offerings on the Full Moon and First Day of the Lunar Month
Folk taboos for offerings on the Full Moon and the first day of the lunar month, from choosing fruit and flowers to the incense burner and a reverent mindset.
The Twenty-Four Solar Terms: Why the Solar Calendar Lives Inside the Lunar Almanac, and Why It Ties to Farming
The 24 solar terms are seasonal markers tied to Earth's orbit around the Sun, used as a farming guide in the lunar almanac.
Worshipping the God of Wealth on the 10th Day of the First Lunar Month: Origins and How to Prepare the Offering Tray
The 10th day of the first lunar month is when many Vietnamese, especially in the South, worship the God of Wealth to pray for a good year.
Ông Công Ông Táo: The Kitchen Gods' Journey to Heaven on the 23rd of the 12th Lunar Month
The ông Công ông Táo ceremony on the 23rd of the 12th lunar month sends the three Kitchen Gods to heaven to report on the family's deeds to the Jade Emperor.
Three Offering Trays on the 15th Day of the 7th Lunar Month: Offerings to Buddha, Ancestors, and Wandering Souls
The 15th day of the 7th lunar month has three offering trays: a vegetarian tray for Buddha, a full tray for ancestors, and one for wandering souls.
The 15th Day of the Tenth Lunar Month - Tet Ha Nguyen: The Rice Harvest Thanksgiving Festival Few Still Remember
Tet Ha Nguyen on the 15th day of the tenth lunar month is one of Vietnam's four major traditional festivals, a time to thank heaven and earth.
Sinh Village Wrestling Festival (Lai An Village) in Hue: the 10th day of the first lunar month, wrestling rules, and a history of more than 400 years
Sinh Village wrestling festival in Lai An Village, Hue, falls on the 10th day of the first lunar month and follows the muddy back, white belly rule.
Tet worship rituals in northern Vietnam from the 23rd of the 12th lunar month to the vang ma burning rite: sequence, offerings and meaning
Northern Vietnamese Tet worship runs from seeing off the Kitchen Gods on the 23rd of the 12th lunar month to welcoming ancestors and the vang ma burning rite.
Why Vietnamese worship on the first day of the lunar month: the meaning of the Sóc day in folk belief
The Sóc day opens the lunar month. Vietnamese worship ancestors and deities for a smooth month, a custom rooted in yin-yang philosophy.
Lam Chay Festival in Tam Vu, Tay Ninh: How Do the 15th and 16th of the First Lunar Month Unfold?
The Lam Chay Festival in Tam Vu, Tay Ninh runs on the 15th and 16th of the first lunar month, with rituals welcoming Ong Tieu and more.
Choosing Year-End Dates: Year-End Gathering, Altar Cleaning, Debt Repayment, and New Year Opening
Year-end dates for the gathering, altar cleaning, debt repayment and New Year opening: lunar calendar principles and flexible use without superstition.
Prayers for the 15th Day of the 7th Lunar Month: What the Three Texts Cover, Ritual Order, and What to Know
Rằm tháng 7 prayers include three texts for deities, ancestors, and wandering souls, with ritual order, offerings, and how to recite them.
Banh Troi and Banh Chay: The Culinary Soul of Cold Foods Festival on the 3rd Day of the 3rd Lunar Month
Banh Troi and Banh Chay mark Vietnam's Cold Foods Festival on the 3rd day of the 3rd lunar month, a localized day of honoring ancestors with these cakes.
Foods to Avoid at the Beginning of the New Year According to Folk Beliefs
Duck, squid, banana, shrimp, snail and fertilized duck eggs are avoided at new year in Vietnamese folk belief, which links them to bad luck.
Tet 2027 (Year of the Goat): What Date, How Many Days Off, and What the Goat Year Means
Tet 2027, the Lunar New Year of the Goat, starts Saturday, February 6, 2027. Public employees may get 7 days off, February 4 to 10.
What Festivals and Tet Occasions Are There in Vietnam Throughout the Year?
Vietnam's year of festivals and Tet occasions, from Lunar New Year and the first full moon to Mid-Autumn, plus ethnic Tet traditions.
First-Footer & New Year Card 2027
Who should first-foot your home this Tết, plus a New Year card.
Vietnamese lunisolar calendar, 1900 to 2100
Every solar day from 1900 to 2100 with its lunar date, leap month flag, day and year stem-branch, the solar term in force and the day officer.
