Time Converter: Time Zones and the 24-Hour Clock
Popular time zone conversions
- EST to ISTIndia is 9.5 to 10.5 hours ahead
- PST to GMTLondon is 8 hours ahead
- EST to PSTLos Angeles is 3 hours behind
- GMT to ESTNew York is 5 hours behind
- EST to CSTChicago is 1 hour behind
- PST to ESTNew York is 3 hours ahead
- UTC to ESTNew York is 4 to 5 hours behind
- EST to GMTLondon is 5 hours ahead
- EST to JSTJapan is 13 to 14 hours ahead
- PST to ISTIndia is 12.5 to 13.5 hours ahead
- GMT to ISTIndia is 4.5 to 5.5 hours ahead
- EST to AESTSydney is 14 to 16 hours ahead
- EST to NZSTNew Zealand is 16 to 18 hours ahead
- GMT to NZSTNew Zealand is 11 to 13 hours ahead
- PST to JSTJapan is 16 to 17 hours ahead
- CET to ESTNew York is 6 hours behind
- UTC to ISTIndia is 5.5 hours ahead
- AEST to NZSTNew Zealand is 2 hours ahead
24-hour clock to 12-hour time
Hours 00 to 11 are AM and 12 to 23 are PM; subtract 12 from 13 and above.
| 24-hour | 12-hour | 24-hour | 12-hour |
|---|---|---|---|
| 00:00 | 12:00 AM (midnight) | 12:00 | 12:00 PM (midday) |
| 01:00 | 1:00 AM | 13:00 | 1:00 PM |
| 02:00 | 2:00 AM | 14:00 | 2:00 PM |
| 03:00 | 3:00 AM | 15:00 | 3:00 PM |
| 04:00 | 4:00 AM | 16:00 | 4:00 PM |
| 05:00 | 5:00 AM | 17:00 | 5:00 PM |
| 06:00 | 6:00 AM | 18:00 | 6:00 PM |
| 07:00 | 7:00 AM | 19:00 | 7:00 PM |
| 08:00 | 8:00 AM | 20:00 | 8:00 PM |
| 09:00 | 9:00 AM | 21:00 | 9:00 PM |
| 10:00 | 10:00 AM | 22:00 | 10:00 PM |
| 11:00 | 11:00 AM | 23:00 | 11:00 PM |
Questions
- What is 17:00 in 12-hour time?
- 17:00 is 5:00 PM. For any hour from 13 to 23, subtract 12 and add PM: 13:00 is 1:00 PM and 23:00 is 11:00 PM.
- What is 00:00 in 12-hour time?
- 00:00 is 12:00 AM, midnight at the start of the day. 12:00 is 12:00 PM, midday.
- How do I convert 12-hour time to the 24-hour clock?
- From 1:00 PM to 11:59 PM add 12 to the hour (3:30 PM is 15:30); 12:00 PM to 12:59 PM stay 12:00 to 12:59. 12:00 AM to 12:59 AM become 00:00 to 00:59, and every other AM time keeps its hour, written with two digits (9:15 AM is 09:15).
Built by Tally Digital
We build the software behind the tools.
This free tool is made by Tally Digital — a New Zealand studio building custom web apps, real integrations and AI-ready software for businesses that have outgrown templates. If you need something built properly, let’s talk.
More Free Tools
SEO & AI-Readiness Audit
Audit any website for 90+ SEO and AI-readiness checks. Dual scores, actionable fixes, shareable results.
Lorem Ipsum Generator
Generate placeholder text in 4 flavors — Classic, Hipster, Business, or Tech — with copy as text, HTML, or Markdown.
Case Converter
Convert text between 15+ case styles, 8 developer formats, and 15 text utilities — instant and chainable.
Sitemap Generator
Build, visualize, and export XML sitemaps with a drag-and-drop editor. 7 export formats, 12 validators, privacy-first.
Percentage Calculator
Calculate percentages instantly — percent of a number, what percent X is of Y, and percentage increase/decrease.
Epoch Converter
Convert between Unix timestamps and human-readable dates instantly.
Date Calculator
Calculate the difference between two dates or add/subtract days, weeks, and months.
Countdown Timer
Create shareable countdown timers for launches, events, and deadlines.