Kolkata ↔ Casablanca Time Zone Converter

Kolkata leads by 4 hours 30 minutes

ClockinSync

BASE

09:00

Work Clients Team +

00:0006:0012:0018:0024:00

Casablanca

Morocco · -4.5h

04:30

London

United Kingdom · -4.5h

04:30

New York

USA · -9.5h

23:30-1 day

Tokyo

Japan · +3.5h

12:30

Dubai

United Arab Emirates · -1.5h

07:30

Quick time conversions: Kolkata → Casablanca

Common reference points to help you plan across the time difference.

When Kolkata clocks show 10:00 AM, Casablanca reads 5:30 AM.

If it's 1:00 PM where I am in Kolkata, what does Casablanca show?—8:30 AM

7:00 PMin Kolkata→2:30 PMin Casablanca

A 9:00 AM start in Kolkata means 4:30 AM for your contact in Casablanca.

4:00 PMin Kolkata→11:30 AMin Casablanca

Kolkata ↔ Casablanca

3h of business hours overlap daily (09:00–17:00)

Kolkata

Casablanca

00:00

19:30-1d

01:00

20:30-1d

02:00

21:30-1d

03:00

22:30-1d

04:00

23:30-1d

05:00

00:30

06:00

01:30

07:00

02:30

08:00

03:30

09:00Working

04:30off

10:00Working

05:30off

11:00Working

06:30off

12:00Working

07:30off

13:00Working

08:30off

14:00Working

09:30Working

15:00Working

10:30Working

16:00Working

11:30Working

17:00

12:30Working

18:00

13:30Working

19:00

14:30Working

20:00

15:30Working

21:00

16:30Working

22:00

17:30

23:00

18:30

Working hours: 09:00–17:00 local. Green = both working. Purple = one side only.

When to schedule across time zones

Both Kolkata and Casablanca are in standard hours simultaneously for 3.5h per day. 3 recommended slots shown below.

14:00 Kolkata / 09:00 Casablanca✓ Both working

15:00 Kolkata / 10:00 Casablanca✓ Both working

16:00 Kolkata / 11:00 Casablanca✓ Both working

Based on standard 09:00–17:00 working hours in each location's local time.

Time difference: Kolkata and Casablanca

Kolkata is 4 hours 30 minutes ahead of Casablanca. Midday in Kolkata lines up with 07:00 in Casablanca.

Kolkata is in the Asia/Kolkata timezone. Casablanca is in Africa/Casablanca. The difference is 4.5 hours 30 minutes.

Business hours comparison

There is a 3.5-hour window each day where both Kolkata and Casablanca are within standard business hours (09:00–17:00).

00:0006:0012:0018:0024:00

Kolkata

Casablanca

Overlap (3.5h)

Upcoming public holidays

Kolkata

No upcoming public holidays this year.

Casablanca2 holidays

Nov 6Green March

Nov 18Independence Day

How to work with Kolkata and Casablanca time zones

Working across Kolkata (India) and Casablanca (Morocco) involves a 4.5-hour gap. The good news: there is a 3.5-hour mutual window in standard business hours that lets both sides collaborate without anyone joining at an unreasonable hour.

💡 How to schedule across these time zones

✅

14:00–15:00 in Kolkata = 09:00–10:00 in Casablanca. Both sides are in standard business hours during this window.

✅

15:00–16:00 in Kolkata = 10:00–11:00 in Casablanca. Both sides are in standard business hours during this window.

✅

16:00–17:00 in Kolkata = 11:00–12:00 in Casablanca. Both sides are in standard business hours during this window.

DST transitions can silently shift your meeting times by an hour. The ClockinSync Chrome Extension tracks these changes automatically so you never get caught off guard.

Get the Extension — Free →

Use the time slider above to find the exact equivalent time for any moment in Kolkata. The input bar accepts natural language like "3pm", "15:30", or "9am Rome" for instant conversions.

Frequently Asked Questions

How many hours apart are Kolkata and Casablanca?

The time difference between Kolkata and Casablanca is 4 hours 30 minutes. Kolkata observes Asia/Kolkata while Casablanca observes Africa/Casablanca.

Is there a good meeting window between Kolkata and Casablanca?

Both locations are simultaneously in business hours for 3.5 hours per day. 14:00 Kolkata / 09:00 Casablanca works well for both parties.

Are there any upcoming DST changes for Kolkata or Casablanca?

No DST changes are expected in the next 7 days for either Kolkata or Casablanca. The 4 hours 30 minutes difference is stable.

What is the Casablanca equivalent of 12:00 PM Kolkata time?

At midday in Kolkata, clocks in Casablanca show 7:30 AM.

How does the Kolkata to Casablanca time converter work?

Simply drag the slider to your Kolkata time — Casablanca and all other locations update in real time. Accuracy is to the minute, DST-aware.

What local holidays should I watch out for in Casablanca?

Watch out for Green March in Casablanca on November 6 — offices may be closed or understaffed.

How do Kolkata and Casablanca relate to UTC?

Kolkata runs on Asia/Kolkata (IANA) and Casablanca on Africa/Casablanca (IANA) — a 4 hours 30 minutes gap between them.

End of day in Kolkata — what time is that for someone in Casablanca?

An email sent at 5 PM in Kolkata lands at 12:30 PM in Casablanca. Your Casablanca contact should still be at their desk.

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