Meeting time

Best time to meet: London and Rio de Janeiro

London is 3 hours ahead of Rio de Janeiro right now. Their working days overlap for 5 hours: 12 PM to 5 PM in London, which is 9 AM to 2 PM in Rio de Janeiro. The easiest time to meet is 1:30 PM in London (10:30 AM in Rio de Janeiro).

Tue 3:59 PMLondon · Greenwich Mean TimeTue 12:59 PMRio de Janeiro · Brasilia Standard Time
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Hour by hour

With the clocks as they are on November 10, 2026, London time on the left. A working day here is 9 AM to 5 PM.

LondonRio de Janeiro
6 AM3 AMBoth off
7 AM4 AMBoth off
8 AM5 AMBoth off
9 AM6 AMLondon at work
10 AM7 AMLondon at work
11 AM8 AMLondon at work
12 PM9 AMBoth at work
1 PM10 AMBoth at work
2 PM11 AMBoth at work
3 PM12 PMBoth at work
4 PM1 PMBoth at work
5 PM2 PMRio de Janeiro at work
6 PM3 PMRio de Janeiro at work
7 PM4 PMRio de Janeiro at work
8 PM5 PMBoth off
9 PM6 PMBoth off
10 PM7 PMBoth off

When the clocks change

The gap moves when either city changes its clocks. The next twelve months:

DatesLondon isBoth at work (London time)Easiest (London / Rio de Janeiro)
Now to March 28, 20273 hours ahead12 PM–5 PM (5 hours)1:30 PM / 10:30 AM
March 28, 2027 to October 31, 2027
clocks in London go forward		4 hours ahead1 PM–5 PM (4 hours)2 PM / 10 AM
October 31, 2027 onward
clocks in London go back		3 hours ahead12 PM–5 PM (5 hours)1:30 PM / 10:30 AM

Rio de Janeiro keeps the same clock as São Paulo.

Questions people ask

What time is it in Rio de Janeiro when it is 9 AM in London?
6 AM in Rio de Janeiro, while London is 3 hours ahead.
When is the best time for a call between London and Rio de Janeiro?
1:30 PM in London, which is 10:30 AM in Rio de Janeiro. Both cities are at work from 12 PM to 5 PM London time.
Does the time difference between London and Rio de Janeiro change during the year?
Yes — it changes 2 times in the next twelve months, when the clocks go forward or back; the dates are in the table above.

More cities

New York and London3 hours of shared working day · meet at 10 AM New York timeLondon and San FranciscoNo shared working hours · fairest at 4:30 PM London timeLondon and Bangalore2 hours 30 minutes of shared working day · meet at 10 AM London timeLondon and SingaporeNo shared working hours · fairest at 8:30 AM London timeLondon and Los AngelesNo shared working hours · fairest at 4:30 PM London timeLondon and SydneyNo shared working hours · fairest at 7 AM London timeLondon and TokyoNo shared working hours · fairest at 8 AM London timeLondon and Berlin7 hours of shared working day · meet at 10 AM London timeLondon and Chicago2 hours of shared working day · meet at 4 PM London timeLondon and Dubai4 hours of shared working day · meet at 10 AM London timeLondon and Paris7 hours of shared working day · meet at 10 AM London timeLondon and Toronto3 hours of shared working day · meet at 3 PM London time

Every city from London · Every city from Rio de Janeiro · All cities · Plan across more than two cities

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