From
London
United Kingdom
8:31 AM
Mon, Aug 17
UTC+1Europe/London
Time Difference
London vs Rio de Janeiro Time Difference
Compare the current local time in London, United Kingdom and Rio de Janeiro, Brazil.
Live local timeDST awareUTC offsets
Current difference
Rio de Janeiro is currently 4 hours behind London.
This difference is calculated using the current UTC offsets for both locations and automatically reflects daylight-saving changes.
24-hour comparison
Compare London and Rio de Janeiro hour by hour
See how a full local day in London, United Kingdom maps to Rio de Janeiro, Brazil. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.
Best working-hours overlap
1:00 PM – 6:00 PM in London
corresponds to 9:00 AM – 2:00 PM in Rio de Janeiro.
London
Europe/London
Rio de Janeiro
America/Sao_Paulo
Availability
12:00 AM
Mon, Aug 17
8:00 PM
Previous daySun, Aug 16
Night
1:00 AM
Mon, Aug 17
9:00 PM
Previous daySun, Aug 16
Night
2:00 AM
Mon, Aug 17
10:00 PM
Previous daySun, Aug 16
Night
3:00 AM
Mon, Aug 17
11:00 PM
Previous daySun, Aug 16
Night
4:00 AM
Mon, Aug 17
12:00 AM
Mon, Aug 17
Night
5:00 AM
Mon, Aug 17
1:00 AM
Mon, Aug 17
Night
6:00 AM
Mon, Aug 17
2:00 AM
Mon, Aug 17
Night
7:00 AM
Mon, Aug 17
3:00 AM
Mon, Aug 17
Night
8:00 AM
Mon, Aug 17
4:00 AM
Mon, Aug 17
Night
9:00 AM
Mon, Aug 17
5:00 AM
Mon, Aug 17
Night
10:00 AM
Mon, Aug 17
6:00 AM
Mon, Aug 17
Night
11:00 AM
Mon, Aug 17
7:00 AM
Mon, Aug 17
Possible
12:00 PM
Mon, Aug 17
8:00 AM
Mon, Aug 17
Possible
1:00 PM
Mon, Aug 17
9:00 AM
Mon, Aug 17
Good overlap
2:00 PM
Mon, Aug 17
10:00 AM
Mon, Aug 17
Good overlap
3:00 PM
Mon, Aug 17
11:00 AM
Mon, Aug 17
Good overlap
4:00 PM
Mon, Aug 17
12:00 PM
Mon, Aug 17
Good overlap
5:00 PM
Mon, Aug 17
1:00 PM
Mon, Aug 17
Good overlap
6:00 PM
Mon, Aug 17
2:00 PM
Mon, Aug 17
Possible
7:00 PM
Mon, Aug 17
3:00 PM
Mon, Aug 17
Possible
8:00 PM
Mon, Aug 17
4:00 PM
Mon, Aug 17
Possible
9:00 PM
Mon, Aug 17
5:00 PM
Mon, Aug 17
Night
10:00 PM
Mon, Aug 17
6:00 PM
Mon, Aug 17
Night
11:00 PM
Mon, Aug 17
7:00 PM
Mon, Aug 17
Night
Working-hour labels use a general 9:00 AM–6:00 PM schedule. Individual schedules may differ.
On daylight-saving transition dates, a local day can contain 23 or 25 real hours instead of 24.
Call planning
Best time to call Rio de Janeiro from London
Compare typical business hours in London, United Kingdom and Rio de Janeiro, Brazil to find a practical time for calls, meetings or international coordination.
London
1:00 PM – 6:00 PM
United Kingdom
Best overlap
Rio de Janeiro
9:00 AM – 2:00 PM
Brazil
The best time to call Rio de Janeiro from London is between 1:00 PM and 6:00 PM in London. This corresponds to 9:00 AM – 2:00 PM in Rio de Janeiro.
Other reasonable windows
London
11:00 AM – 1:00 PM
Rio de Janeiro
7:00 AM – 9:00 AM
London
6:00 PM – 9:00 PM
Rio de Janeiro
2:00 PM – 5:00 PM
Recommendations use typical 9:00 AM–6:00 PM business hours and a broader 7:00 AM–9:00 PM acceptable calling window. Individual schedules may differ.
Time difference explained
London and Rio de Janeiro time difference explained
Current local-time relationship
Rio de Janeiro is currently 4 hours behind London.
London uses Europe/London and currently has an offset of UTC+1. Rio de Janeiro uses America/Sao_Paulo and currently has an offset of UTC-3.
Working-hours overlap
For a typical 9:00 AM–6:00 PM workday, the cities overlap from 1:00 PM to 6:00 PM in London, corresponding to 9:00 AM–2:00 PM in Rio de Janeiro.
Because UTC offsets can change during the year, always check the selected date when planning an important international call or meeting.
Convert a specific time
Need more than the current difference?
Convert a specific date and local time between London and Rio de Janeiro.
Open time converterLocal clocks
Explore each city
FAQ
London to Rio de Janeiro time difference FAQ
Common questions about the current time difference, UTC offsets, daylight-saving changes and practical calling hours between London and Rio de Janeiro.
What is the time difference between London and Rio de Janeiro?
The current time difference between London and Rio de Janeiro is 4 hours. Rio de Janeiro is currently 4 hours behind London.
Is Rio de Janeiro ahead of or behind London?
Rio de Janeiro is currently 4 hours behind London.
What time is it in Rio de Janeiro when it is 9:00 AM in London?
Using the current UTC offsets, 9:00 AM in London corresponds to 5:00 AM in Rio de Janeiro. The exact difference can change when daylight-saving rules change.
What is the best time to call Rio de Janeiro from London?
Typical 9:00 AM–6:00 PM business hours overlap between 1:00 PM and 6:00 PM in London. This corresponds to 9:00 AM–2:00 PM in Rio de Janeiro.
Can the time difference between London and Rio de Janeiro change?
Yes. The time difference can change if London or Rio de Janeiro changes its UTC offset because of daylight-saving or other local time-zone rules. TimeInOne uses the IANA zones Europe/London and America/Sao_Paulo for date-aware calculations.