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Global ClockTime zone converter & meeting planner
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Working hours
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09
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18
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AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

Time in Casablanca vs São Paulo

Casablanca keeps UTC+1 (UTC+1) and São Paulo keeps UTC−3 (UTC−3) today. São Paulo is 4 hours behind Casablanca; the rows below read both clocks live.

The working day, side by side

Hours shaded in both rows are inside working hours in both cities: 09:00–14:00 in São Paulo (13:00–18:00 your time).

Casablanca and São Paulo hour by hour, with the working-hour overlap shaded
City00:00 in Casablanca01:00 in Casablanca02:00 in Casablanca03:00 in Casablanca04:00 in Casablanca05:00 in Casablanca06:00 in Casablanca07:00 in Casablanca08:00 in Casablanca09:00 in Casablanca10:00 in Casablanca11:00 in Casablanca12:00 in Casablanca13:00 in Casablanca14:00 in Casablanca15:00 in Casablanca16:00 in Casablanca17:00 in Casablanca18:00 in Casablanca19:00 in Casablanca20:00 in Casablanca21:00 in Casablanca22:00 in Casablanca23:00 in Casablanca
Casablanca——000102030405060708091011121314151617181920212223
São Paulo——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Casablanca and São Paulo

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep Casablanca, São Paulo and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

13:00 in Casablanca
Inside working hours on both sides
09:00 in São Paulo
14:00 in Casablanca
Inside working hours on both sides
10:00 in São Paulo
15:00 in Casablanca
Inside working hours on both sides
11:00 in São Paulo
16:00 in Casablanca
Inside working hours on both sides
12:00 in São Paulo

Where daylight saving pulls them apart

Casablanca next changes on Sunday 20 September 2026. Between those two dates the gap between the cities is an hour different from the one shown above — which is exactly when a recurring meeting drifts. Every date we track is on the daylight saving page.

Also useful

Common questions

How many hours ahead is São Paulo of Casablanca?

São Paulo is 4 hours behind Casablanca right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Casablanca and São Paulo?

Any hour in 13:00–18:00 Casablanca time is inside working hours in both cities.

Do Casablanca and São Paulo change clocks on the same date?

Only one of them does, so the gap between them changes twice a year even though neither city moved relative to the sun.