TIME ZONE CONVERTER

Colombo to Melbourne
Time Converter

Convert Colombo, Sri Lanka to Melbourne, Australia. Compare dates, seasonal differences and meeting hours.

THE QUICK ANSWER

Colombo is 4h 30m or 5h 30m behind Melbourne in 2026, depending on the date.

9 AM Colombo = 2:30 PM Melbourne

Selected date: November 4, 2026.

TIME & DATE
LKFROMUTC+05:30

Sri Lanka · +0530

Wed, 4 Nov
AUTOUTC+11:00

Australia · AEDT

2:30PM
Wed, 4 Nov
Melbourne is 5h 30m ahead of Colombo.
Find your moment
Working hoursOutside hours
ColomboYour reference
MelbourneConverted time
Tap an hour to explore · November 4, 2026Dates follow Colombo
Add to calendar
THE TIME DIFFERENCE5h 30mahead

Melbourne compared with Colombo.

SHARED WORKING HOURS2h 30m2026-11-04

Shared time within the selected local working windows.

THROUGH THE SEASONS2different offsets

Clock changes affect your time difference.

WORKING HOURS & MEETINGS

Best meeting times: Colombo and Melbourne

2h 30m of shared working time on 2026-11-04

Set each person’s local working hours.

Colombo
to
Melbourne
to

Local working days, overnight shifts and the entire meeting duration are checked.

A few times that work60 MIN

Every minute of the meeting fits both working windows.

For a 60-minute meeting, the last start in this window is 10:30 AM Colombo.
THE QUICK REFERENCE

Colombo to Melbourne conversion table

November 4, 2026 · Date changes are marked.

CSV
View the full 24-hour table
ColomboMelbourne
12:00 AM5:30 AM
1:00 AM6:30 AM
2:00 AM7:30 AM
3:00 AM8:30 AM
4:00 AM9:30 AM
5:00 AM10:30 AM
6:00 AM11:30 AM
7:00 AM12:30 PM
8:00 AM1:30 PM
9:00 AM2:30 PM
10:00 AM3:30 PM
11:00 AM4:30 PM
ColomboMelbourne
12:00 PM5:30 PM
1:00 PM6:30 PM
2:00 PM7:30 PM
3:00 PM8:30 PM
4:00 PM9:30 PM
5:00 PM10:30 PM
6:00 PM11:30 PM
7:00 PM12:30 AM +1 day
8:00 PM1:30 AM +1 day
9:00 PM2:30 AM +1 day
10:00 PM3:30 AM +1 day
11:00 PM4:30 AM +1 day

Starting with the Melbourne working day

These examples start on 2026-11-04 in Melbourne.

09:00 Melbourne03:30 →Colombo · 2026-11-04
17:00 Melbourne11:30 →Colombo · 2026-11-04
SAME TIME NEXT WEEK?

Check recurring meeting times

Check the next 12 weeks for clock changes and working-hours conflicts.

Check my schedule
ONE CLOCK TIME. THE WHOLE YEAR.

09:00 Colombo to Melbourne throughout 2026

Keeping 09:00 on the Colombo clock produces 2 different destination clock/date answers in 2026. The ranges below use Colombo calendar dates, including transition days.

Year CSV
Melbourne14:30Same date183 of 365 source dates
Melbourne13:30Same date182 of 365 source dates
Dates in Colombo · 2026Melbourne answerSource → destination offsetsExplore
Jan 1 – Apr 494 dates14:30Same dateUTC+05:30 → UTC+11:00
Apr 5 – Oct 3182 dates13:30Same dateUTC+05:30 → UTC+10:00
Oct 4 – Dec 3189 dates14:30Same dateUTC+05:30 → UTC+11:00

Every calendar date is included, not just workdays. Date ranges include both endpoints. Based on IANA 2026e; future rules may change.

DON’T LOSE A DAY

When does Colombo time become a different date in Melbourne?

Your complete source day: 2026-11-04. Each range shows which destination date to use.

Colombo · 2026-11-0400:00–18:30UTC+05:30
Melbourne · 2026-11-0405:30–24:00UTC+11:00 Same date
Colombo · 2026-11-0418:30–24:00UTC+05:30
Melbourne · 2026-11-0500:00–05:30UTC+11:00 Next day

Range starts are included; ends are excluded. 24:00 means midnight at the end of that date. Repeated hours appear separately with their UTC offsets. The strip is proportional to elapsed time.

THE BIGGER PICTURE

A year of time differences.

How Melbourne compares with Colombo throughout 2026.

2026
JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC
+5h 30m
+4h 30m
+5h 30m

Melbourne changes its UTC offset in 2026. Colombo keeps one UTC offset this year.

See exact change periods
From (UTC, inclusive)Until (UTC, exclusive)Melbourne vs Colombo
1 Jan 2026, 00:00 UTC4 Apr 2026, 16:00 UTC5h 30m ahead
4 Apr 2026, 16:00 UTC3 Oct 2026, 16:00 UTC4h 30m ahead
3 Oct 2026, 16:00 UTC1 Jan 2027, 00:00 UTC5h 30m ahead
CLOCK CHANGES

What changes at the next clock adjustment?

April 4, 2027Local transition date
  • Melbourne clocks go back by 1h on April 4, 2027.

After this change, Colombo is 4h 30m behind Melbourne.

Exact clock readings and UTC transition

2027-04-03T16:00:00.000Z.

Melbourne: 2027-04-04 02:59 UTC+11:00 → 2027-04-04 02:00 UTC+10:00.

Readings are one real minute apart. Future rules may change.

Exact periods outside the most common difference in 2026

The most frequent difference has Melbourne 5h 30m ahead relative to Colombo. Exceptions:

From (UTC, inclusive)Until (UTC, exclusive)Compared with Colombo
4 Apr 2026, 16:00 UTC3 Oct 2026, 16:00 UTC4h 30m ahead
PLAN BEYOND A SINGLE DAY

Colombo–Melbourne working hours through 2026

Every date calculated with your working windows. 261 selected Colombo workdays; public holidays are not applied.

Daily CSV
Least shared time2h 30m
Most common2h 30m
Most shared time3h 30m
Days without a 60-min slot0 / 261

A start time that survives the whole year.

Start a 60-minute meeting in Colombo 09:00–10:30.

These starts fit both working windows on every selected Colombo workday in 2026, using a 15-minute start grid. The end of each range is the last valid start.

Explore seasonal meeting times and your weekly schedule

Colombo: 09:00–17:00, Mon, Tue, Wed, Thu, Fri. Melbourne: 09:00–17:00, Mon, Tue, Wed, Thu, Fri.

Calculation details and repeated hours

Overnight shifts belong to their start weekday. Host workday means the source calendar date. Repeated local times use the first occurrence.

TWO PLACES. ONE CONNECTION.

Across the map. Across the clock.

≈ 8,358 km apart
180°W0°180°E

City-center coordinates. Distance is an approximate great-circle distance, not a flight route.

Colombo

Sri Lanka

Time zone
Asia/Colombo
Coordinates
6.94°N, 79.85°E

Melbourne

Australia

Time zone
Australia/Melbourne
Coordinates
37.81°S, 144.96°E

Coordinates adapted from GeoNames · CC BY 4.0

THE DETAILS THAT MATTER

Colombo to Melbourne: useful answers

Why is the Colombo to Melbourne difference sometimes 4h 30m and sometimes 5h 30m?

Colombo is 4h 30m or 5h 30m behind Melbourne in 2026, depending on the date. Melbourne changes its UTC offset in 2026. Colombo keeps one UTC offset this year.

Does the Colombo–Melbourne time difference change in 2026?

The published rules produce 3 periods with 2 different offsets in 2026. See the annual chart for the exact boundaries of each period.

Does this conversion change the calendar date?

09:00 in Colombo on 2026-11-04 is 14:30 in Melbourne on 2026-11-04. This selected time stays on the same date in both places. Other times can cross midnight.

Can Colombo and Melbourne meet during working hours?

Your selected working windows share 2h 30m on 2026-11-04. The planner above checks the whole meeting duration and shows suitable start times. Edit the windows to match your team.

Related time-zone meanings and conversions

Choose the question you need answered

Calculated with IANA 2026e. Working hours are your preferences; public holidays and calendar availability are not included. Our methodology

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