December 21 usually falls under Sagittarius, but it can land on the sagittarius–capricorn cusp depending on the year and birth time.
Based on NASA JPL ephemeris — the Sun’s precise sign on December 21 of each year:
| Year | Sign | Sun entered this sign |
|---|---|---|
| 2024 | capricorn | Dec 21, 09:19 AM UTC |
| 2025 | sagittarius | Nov 22, 01:35 AM UTC |
| 2026 | sagittarius | Nov 22, 07:23 AM UTC |
| 2027 | sagittarius | Nov 22, 01:16 PM UTC |
| 2028 | capricorn | Dec 21, 08:20 AM UTC |
这一天出生的人在对待宏大计划时有些特别——他们用惊人的实用性为大胆的愿景勾勒轮廓，仿佛梦想和构建在同一呼吸中发生（说实话，这往往让人措手不及）。这源于处在射手座与其更接地气的邻座之间的位置，将火象的不安分乐观与一种安静的执行能力融合在一起，而这种能力常常令他人感到惊讶。木星的影响激发了对意义和扩展的渴望，但变动性意味着你适应而非蛮力推进——当新证据出现时就修正你的哲学。那么这究竟意味着什么呢？ 十二月二十一日出生的人通常拥有一种非凡的才能，能在模式完全显现之前就察觉到它们，感知到不同的观点可能在何处汇聚成某种可行的东西。与你的对话可能在瞬间从抽象理论跳跃到具体的逻辑，让同伴既受到刺激又有些晕头转向。这种效果最强大时——我是说最强大时——正是你在愿景与现实之间取得恰当平衡的时候。这种二重性——既是远见卓识又脚踏实地，既富于扩张性又灵活变通——在你意识到它是你独特的天赋之前，可能会感到矛盾。还有更多值得思考的：考虑你那将灵感转化为实际步骤的本领如何不仅能服务于你的抱负，还能服务于那些正在等待某个能流利地说两种语言的人的项目和人群。这听起来熟悉吗？
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Discover notable figures who share your December 21 birthday.
See all Sagittarius celebrities →December 21 is usually Sagittarius, but can fall on the sagittarius–capricorn cusp depending on the year and birth time. Check the calculator for your exact year.
No, every person has exactly one Sun sign at their birth moment. But December 21 cusp births share traits with both sagittarius and capricorn — your full chart reveals which energies are strongest.
December 21 sits at a sign boundary, giving December 21 natives a blend of sagittarius and capricorn characteristics. This is one of the most astrologically layered birthdays of the year.
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