Mumbai AdelaideTime Converter

Mumbai (IST, UTC+5:30) is currently 4 hours behind Adelaide (ACST, UTC+9:30). Compare live clocks, convert any hour, and find times to meet.

Live DST-aware Shareable URLs
 
--:--:--

Quick answer

When it's in Mumbai, it's the same day in Adelaide.

Mumbai (IST) runs 4 hours behind Adelaide (ACST/ACDT). Both sides keep standard office hours with a real 9–6 overlap — the highlighted window below works for everyone.

Time difference
+4h 00m
Mumbai
UTC+5:30
Adelaide
UTC+9:30
Best call window
9:00 AM IST
Hour by hour

Mumbai to Adelaide conversion table

The next 12 hours in Mumbai and the matching local time in Adelaide. The current hour is highlighted; drag the converter's slider and the table follows.

Hourly conversion from Mumbai to Adelaide
Mumbai · IST Adelaide · ACST Adelaide status
NOW
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Night
Mon, Jun 22
Tue, Jun 23
Night
Tue, Jun 23
Tue, Jun 23
Night
Tue, Jun 23
Tue, Jun 23
Night
Tue, Jun 23
Tue, Jun 23
Day
Tue, Jun 23
Tue, Jun 23
Day
Tue, Jun 23
Tue, Jun 23
Day
Meeting planner

Best time to meet between Mumbai & Adelaide

Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.

Mumbai IST
Adelaide ACST
Both in business hours Business hours (9–18) Morning / evening Night Now
Best time for a call or meeting: between 9:00 AM and 2:00 PM in Mumbai, which is 1:00 PM–6:00 PM in Adelaide — both sides are inside normal business hours (9:00 AM – 6:00 PM).
Good to know

Daylight saving shifts this gap by up to 1 hour

The difference between Mumbai and Adelaide swings between 4 and 5 hours across the year as each side starts or ends daylight saving. Mumbai does not observe daylight saving time. Clocks in Adelaide move forward 1 hour to ACDT (UTC+10:30) on Sunday, October 4, 2026. This page always shows the live, DST-aware difference.

Built for humans and machines

One source of truth — for you and your AI

This page exposes the same answer as structured data, so when you ask an assistant "what's 9am Mumbai time in Adelaide?", it can cite the exact, DST-aware result — not a stale blog post.

  • Schema.org JSON-LD on every converter page
  • A machine-readable facts island with IANA zones and every possible offset
  • Live times in <time datetime> elements with explicit UTC offsets
JSON #timezone-pair-data · embedded in this page
{
  "pair": "Mumbai → Adelaide",
  "url": "https://worldclock.pro/en/convert/mumbai-to-adelaide",
  "from": {
    "name": "Mumbai",
    "type": "city",
    "abbreviation": "IST",
    "daylightAbbreviation": null,
    "iana": "Asia/Kolkata",
    "standardUtcOffset": "+05:30",
    "daylightUtcOffset": null,
    "referenceCity": "Mumbai"
  },
  "to": {
    "name": "Adelaide",
    "type": "city",
    "abbreviation": "ACST",
    "daylightAbbreviation": "ACDT",
    "iana": "Australia/Adelaide",
    "standardUtcOffset": "+09:30",
    "daylightUtcOffset": "+10:30",
    "referenceCity": "Adelaide"
  },
  "currentDifferenceMinutes": 240,
  "possibleDifferencesMinutes": [
    240,
    300
  ],
  "note": "Between the regions that use these zones the difference is 4 and 5 hours across the year, depending on daylight saving on each side. The clocks on this page show the named zones themselves, which are fixed."
}

Frequently asked questions

What is the time difference between Mumbai and Adelaide?

Mumbai is currently 4 hours behind Adelaide. Mumbai is on IST (UTC+5:30) and Adelaide is on ACST (UTC+9:30). The difference can change when either side starts or ends daylight saving time.

Is Adelaide ahead of or behind Mumbai?

Adelaide is currently 4 hours ahead of Mumbai.

When it is 9:00 AM in Mumbai, what time is it in Adelaide?

When it is 9:00 AM on a Monday in Mumbai, it is 1:00 PM in Adelaide.

Do Mumbai and Adelaide observe daylight saving time?

Mumbai does not observe daylight saving time. Clocks in Adelaide move forward 1 hour to ACDT (UTC+10:30) on Sunday, October 4, 2026.

How do I convert Mumbai time to Adelaide time?

Add 4 hours to any time in Mumbai to get the time in Adelaide. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.

More world clock & time zone apps

From the team behind worldclock.pro — global scheduling on iPhone & iPad, a Mac menu-bar clock, and precision Zulu/UTC for aviation, military, and HAM radio.

iPhone & iPad World Clock Master icon

World Clock Master

★★★★★4.7

Global time zone scheduling for international teams, travelers, and professionals who coordinate across cities and continents.

View app
macOS World Clock Pro Mac icon

World Clock Pro

★★★★★4.3

The same powerful time zone converter, meeting scheduler, and world clock — living in your Mac's menu bar.

View app
iPhone Zulu Time app icon

Zulu Time

★★★★★4.8

Precision UTC for pilots, military, and HAM radio — NTP-synced atomic accuracy, NATO time-zone letters, and an interactive world map.

View app