Chinese Almanac
Date & TimeLunar date · ganzhi cycle · zodiac · solar terms · festivals
Chinese Almanac: Lunar date · ganzhi cycle · zodiac · solar terms · festivals. Chinese Almanac uses standard date & time formulas to compute accurate results instantly.
2026-01 calendar
| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
|---|---|---|---|---|---|---|
1 New Year's Day | 2 十七 | 3 十八 | ||||
4 十九 | 5 二十 | 6 Minor Cold | 7 廿二 | 8 廿三 | 9 廿四 | 10 廿五 |
11 廿六 | 12 廿七 | 13 廿八 | 14 廿九 | 15 初一 | 16 初二 | 17 初三 |
18 初四 | 19 初五 | 20 Major Cold | 21 初七 | 22 初八 | 23 初九 | 24 初十 |
25 十一 | 26 十二 | 27 十三 | 28 十四 | 29 十五 | 30 十六 | 31 十七 |
How to read
- 1Lunar calendar: lunisolar system — months follow moon phases (29/30 days), leap months (7 in 19 years) keep seasons aligned.
- 2Ganzhi year: (lunar year − 4) mod 10 → stem, mod 12 → branch; day pillar: (Julian day + 49) mod 60.
- 3Selected: 乙巳 year (蛇), day pillar 乙亥, lunar leap month 6 Day 16, New Year's Day.
24 solar terms (approx. dates)
| Term | Approx. date | Meaning | Pentads |
|---|---|---|---|
| Minor Cold (Xiǎohán) | 1/5–7 | Cold, but not yet extreme | Wild geese head north; magpies nest |
| Major Cold (Dàhán) | 1/20–21 | Coldest period of the year | Hens brood; waters freeze solid |
| Start of Spring (Lìchūn) | 2/3–5 | Spring begins; nature revives | East wind thaws ice; insects stir |
| Rain Water (Yǔshuǐ) | 2/18–20 | Rain increases; snow turns to rain | Otters fish; geese return; buds sprout |
| Awakening of Insects (Jīngzhé) | 3/5–6 | Thunder awakens hibernating insects | Peach blossoms; orioles sing |
| Spring Equinox (Chūnfēn) | 3/20–21 | Equal day and night; mid-spring | Swallows return; thunder begins |
| Pure Brightness (Qīngmíng) | 4/4–6 | Clear and bright; tomb-sweeping | Paulownia blooms; rainbows appear |
| Grain Rain (Gǔyǔ) | 4/19–21 | Rain nourishes grains; sowing time | Duckweed grows; cuckoos call |
| Start of Summer (Lìxià) | 5/5–6 | Summer begins; vigorous growth | Frogs croak; earthworms emerge |
| Grain Buds (Xiǎomǎn) | 5/20–22 | Grain kernels begin to fill | Sow-thistle blooms; wheat ripens |
| Grain in Ear (Mángzhòng) | 6/5–7 | Awned grains ripen; busy harvest & sowing | Mantises hatch; shrikes sing |
| Summer Solstice (Xiàzhì) | 6/20–22 | Longest day; peak summer nears | Deer shed antlers; cicadas sing |
| Minor Heat (Xiǎoshǔ) | 7/6–8 | Heat begins | Warm winds; crickets shelter |
| Major Heat (Dàshǔ) | 7/22–24 | Hottest period of the year | Fireflies appear; heavy rains |
| Start of Autumn (Lìqiū) | 8/7–9 | Autumn begins; heat recedes | Cool winds; dew forms |
| End of Heat (Chǔshǔ) | 8/22–24 | Heat ends | Eagles hunt; grains ripen |
| White Dew (Báilù) | 9/7–9 | Cooler; dew appears | Geese arrive; swallows depart |
| Autumn Equinox (Qiūfēn) | 9/22–24 | Equal day and night; mid-autumn | Thunder ceases; waters recede |
| Cold Dew (Hánlù) | 10/8–9 | Dew turns cold | Chrysanthemums bloom |
| Frost's Descent (Shuāngjiàng) | 10/23–24 | First frost; autumn ends | Leaves yellow; insects hibernate |
| Start of Winter (Lìdōng) | 11/7–8 | Winter begins | Water freezes; earth hardens |
| Minor Snow (Xiǎoxuě) | 11/22–23 | First snow | Rainbows vanish; winter seals in |
| Major Snow (Dàxuě) | 12/6–8 | Heavier snow | Nightjars fall silent |
| Winter Solstice (Dōngzhì) | 12/21–23 | Shortest day; coldest spell begins | Springs stir beneath the cold |
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How to Use
- Pick dates or a mode: select start/end dates or switch modes in the Chinese Almanac.
- Instant calculation: results appear immediately with day/week/month equivalents.
- Solve both ways: change any field and everything updates — forward or reverse.
- Check the context: read the solar-term/holiday/rule notes on this page.
Key Points
- Chinese Almanac is a free online date & time tool — open and use, no sign-up.
- All calculations run locally in your browser; your data never leaves the device.
- Key capability: Lunar date · ganzhi cycle · zodiac · solar terms · festivals.
- Results come with formulas and reference tables so you can verify every number.
Formula & How It Works
Chinese Almanac formula
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Source & Updates
Based on standard calendar arithmetic. Last updated: 2025-07
Authoritative sources:
Last updated:
Formulas and content on this page are reviewed by the YiJianSuan team. For reference only — official sources prevail.
Maintained and periodically reviewed by the YiJianSuan editorial team — review process in ourEditorial Policy.
Cite this page: YiJianSuan. Chinese Almanac[EB/OL]. https://www.yijiansuan.com/en/c/date/almanac
Results provided by this tool are for reference only and do not constitute professional advice.