Skip to main content

Colombo to Montevideo Time

IST to UYT Converter — 9 AM IST is 12:30 AM UYT

Colombo is 8 hours and 30 minutes ahead of Montevideo. Convert any time between Colombo (IST) and Montevideo (UYT) instantly.

Colombo

Sri Lanka

IST
UTC+5:30 · IST

Montevideo

Uruguay

UYT
UTC-3 · UYT
Colombo is 8 hours and 30 minutes ahead of Montevideo.

Add Time Zones to Compare

Colombo(UTC+5:30)
Montevideo(UTC-3)

Time Zone Comparison

Colombo
5:30 PM
Sri Lanka · IST
12:00 PM
12amNight
1amNight
2amNight
3amNight
4amNight
5amNight
6amNight
7amNight
8amNight
9amWorking hours
10amWorking hours
11amWorking hours
12pmWorking hours
1pmWorking hours
2pmWorking hours
3pmWorking hours
4pmWorking hours
5pmEvening
6pmEvening
7pmEvening
8pmEvening
9pmNight
10pmNight
11pmNight
Montevideo
9:00 AM
Uruguay · UYT
3:30 AM
3pmWorking hours
4pmWorking hours
5pmEvening
6pmEvening
7pmEvening
8pmEvening
9pmNight
10pmNight
11pmNight
12amNight
1amNight
2amNight
3amNight
4amNight
5amNight
6amNight
7amNight
8amNight
9amWorking hours
10amWorking hours
11amWorking hours
12pmWorking hours
1pmWorking hours
2pmWorking hours
Working
Evening
Night
Now
Selected Time
Minutes:
Colombo12:00 PM
Montevideo3:30 AM

Colombo to Montevideo Time Conversion Table

Colombo (IST)Montevideo (UYT)
12:00 AM3:30 PM
2:00 AM5:30 PM
4:00 AM7:30 PM
6:00 AM9:30 PM
8:00 AM11:30 PM
10:00 AM1:30 AM
12:00 PM3:30 AM
2:00 PM5:30 AM
4:00 PM7:30 AM
6:00 PM9:30 AM
8:00 PM11:30 AM
10:00 PM1:30 PM
Working hours (9 AM - 5 PM)
Evening (5 PM - 9 PM)
Night

Colombo & Montevideo — Business & Scheduling Guide

Colombo (Sri Lanka) is a South Asian island economy with strategic Indian Ocean positioning, with key industries in tourism, tea, apparel, and IT/BPO services. Montevideo (Uruguay) is South America's most digitally advanced and stable economy, known for agriculture, IT services, tourism, and renewable energy. With a 8.5-hour time difference, professionals frequently schedule cross-border calls between these two cities for international trade, remote team collaboration, and client meetings.

Scheduling Meetings Between Colombo and Montevideo

With Montevideo 8.5 hours behind Colombo, there is minimal overlap in standard business hours. Most teams alternate meeting times to share the burden of early-morning or late-evening calls fairly. Sri Lankan business hours are typically 8:30 AM–5 PM, with a growing technology outsourcing sector. Uruguayan business hours are typically 9 AM–6 PM, with Montevideo hosting a growing tech and fintech scene. Consider recording meetings for those who can't attend live, and use shared documents for async collaboration.

Daylight Saving Time Considerations

Neither Colombo nor Montevideo observes Daylight Saving Time — Colombo stays on IST and Montevideo stays on UYT year-round. This makes scheduling between these two cities simpler, as the 8.5-hour time difference remains constant throughout the year with no DST surprises.

Collaboration Tools & Workflow

With a 8.5-hour time difference, Colombo and Montevideo teams operate in a near "follow-the-sun" model. When one team logs off, the other picks up — enabling near-24-hour productivity on shared projects. The key challenge is handoff quality: teams should document decisions in shared tools (Notion, Confluence, Linear), record video updates with Loom, and write thorough pull request descriptions. Weekly all-hands meetings require someone to take an early morning or late evening call, so the best practice is to rotate this burden fairly between Colombo and Montevideo.

Remote Work Between Colombo & Montevideo

Colombo, a key city in Sri Lanka, and Montevideo, a key city in Uruguay, represent a common corridor for distributed teams navigating a 8.5-hour time difference. Remote workers and freelancers operating between these cities should plan their day around the overlap window — typically the late morning for one city and early morning or late afternoon for the other. Using a world clock widget, setting Slack status with local time, and blocking "no-meeting" deep work hours outside the overlap are essential practices for productive cross-timezone remote collaboration between Colombo and Montevideo.

IST to UYT — Quick Reference

IST (IST) stands for the timezone used in Colombo, Sri Lanka (UTC+5:30). UYT (UYT) is the timezone used in Montevideo, Uruguay (UTC-3). Colombo is 8 hours and 30 minutes ahead of Montevideo.

To convert IST to UYT, subtract 8.5 hours from IST time. For example, IST 9:00 AM = UYT 12:30 AM.

Key Facts

  • Time difference: Colombo (UTC+5:30) is 8 hours and 30 minutes ahead of Montevideo (UTC-3).
  • Daylight Saving Time: Colombo does not observe DST (IST). Montevideo does not observe DST (UYT).
  • Regions: Colombo is located in Sri Lanka and uses the IST time zone. Montevideo is located in Uruguay and uses the UYT time zone.
  • Best time to call: There are no overlapping standard work hours (9 AM - 5 PM) between these two cities.

Frequently Asked Questions

What is the time difference between Colombo and Montevideo?

Colombo is 8 hours and 30 minutes ahead of Montevideo.

What time is it in Montevideo when it's 9 AM in Colombo?

When it's 9:00 AM in Colombo, it is 12:30 AM in Montevideo.

What time is 9 PM IST in UYT?

9 PM IST (Colombo time) is 12:30 PM UYT (Montevideo time). This is a common time people check when scheduling evening calls across these two time zones.

When is the best time to schedule a meeting between Colombo and Montevideo?

There are no overlapping standard work hours (9 AM - 5 PM) between these two cities.

How do I convert IST to UYT?

IST (IST) is the timezone for Colombo, Sri Lanka (UTC+5:30). UYT (UYT) is the timezone for Montevideo, Uruguay (UTC-3). Colombo is 8 hours and 30 minutes ahead of Montevideo. Quick examples: 9 AM IST = 12:30 AM UYT, 12 PM IST = 3:30 AM UYT, 3 PM IST = 6:30 AM UYT, 6 PM IST = 9:30 AM UYT.

Is Colombo ahead of or behind Montevideo?

Colombo is 8 hours 30 minutes ahead of Montevideo. When it's noon in Colombo, it's 3:30 AM in Montevideo.

Does Colombo or Montevideo change clocks for Daylight Saving Time?

No, Colombo does not observe DST — it stays on IST year-round. Montevideo does not observe DST — it stays on UYT year-round.

What time is noon in Colombo in Montevideo time?

When it is 12:00 PM (noon) in Colombo (IST), it is 3:30 AM in Montevideo (UYT). This is often a popular time for scheduling lunch-hour calls across the Colombo–Montevideo corridor.

What are the overlapping work hours between Colombo and Montevideo?

There are no overlapping standard work hours (9 AM - 5 PM) between these two cities. This makes real-time collaboration challenging — most teams between Colombo and Montevideo rely on asynchronous communication (Slack, Loom, email) and rotate meeting times to share the inconvenience fairly.

What timezone is Colombo in?

Colombo is in the IST time zone (UTC+5:30). It is located in Sri Lanka. Colombo does not observe Daylight Saving Time.

What timezone is Montevideo in?

Montevideo is in the UYT time zone (UTC-3). It is located in Uruguay. Montevideo does not observe Daylight Saving Time.

How do I schedule a call between Colombo and Montevideo?

Since there are no standard overlapping work hours between Colombo and Montevideo, the best approach is to alternate meeting times. One week, the Colombo team takes an early/late call; the next week, the Montevideo team does. Use a scheduling tool like Calendly or Google Calendar with multiple time zones enabled to find the least disruptive time for both sides.

View all time zone conversions
Automate This

Working across time zones?

Auto-sync calendar events into your timesheet — no matter what time zone your team is in. Connect Google Calendar, Teams, or Zoom and export a polished timesheet in seconds.

Google CalendarTeamsZoomJira+4 more
Auto-pull eventsExport in <30s100% private
Try Fill the Timesheet — Free

No credit card required. Free forever plan available.