What is Today's Date in Global / Worldwide?
Today is Thursday, September 17, 2026
Current official calendar date, upcoming public holidays, and date-difference utilities configured for Global / Worldwide.
Global / Worldwide Observances Today
Public holidays and official events for Thursday, September 17, 2026
No official public holidays in Global / Worldwide on Thursday, September 17, 2026.
Standard business and banking operations proceed according to the regular working schedule.
Today in History
Notable historical breakthroughs, national milestones, and anniversaries on this day.
Birth of Dr. Sarvepalli Radhakrishnan (Teachers' Day)
Dr. Sarvepalli Radhakrishnan, distinguished scholar, philosopher, and India's second President, was born.
Birth of Sir M. Visvesvaraya (Engineers' Day)
Sir Mokshagundam Visvesvaraya, visionary engineer and statesman, was born in Muddenahalli, Karnataka.
Mars Orbiter Mission (Mangalyaan) Enters Martian Orbit
ISRO became the first Asian space agency to reach Mars orbit, and the first in the world to succeed on its maiden attempt.
Popular Date & Time Calculators
Accurate, instant, client-side date utilities built for fast planning.
Online Age Calculator
Calculate exact chronological age in years, months, and days with next birthday countdown.
Date Difference Calculator
Calculate the total days, weeks, months, and years between two arbitrary dates.
Days-Until Countdown Calculator
Find out exactly how many days, weeks, or sleeps are left until an upcoming event or festival.
Working Days & Business Days Calculator
Calculate total working days between two dates, excluding weekends and official Indian public holidays.
Week Number Calculator (ISO 8601)
Determine the current ISO 8601 week number, start/end dates of any week, and total weeks in the year.
Time-Zone Converter
Instant multi-city time comparison between India Standard Time (IST) and major global time zones.