How to use the western zodiac sign calculator
Enter a birthday to see the common tropical-zodiac sun sign and its usual date range.
How the calculation works
The sign ranges here are standard popular astrology conventions. Astrology is entertainment, not a scientifically established way to predict personality or events.
Check your inputs carefully: an incorrect date can change a result. Dates and times are entered using your device settings, and no account is needed. For formal, legal, medical or financial purposes, verify the applicable local rules and official records.
Frequently asked questions
Does the year affect the answer?
For this simplified popular sun-sign lookup, the month and day determine the result.
Should I use this for medical or scientific decisions?
No. Fun comparisons are approximations and should not replace expert information.
Are the dates I enter uploaded?
No. AgeGlide calculates your results in your browser. Entered dates are not sent to our server for processing.