Dublin & Rio de Janeiro time difference

Rio de Janeiro is 4 hours behind Dublin (3 hours in winter). Current time, 24-hour table, DST changes and the best time to call.

Rio de Janeiro is 4 hours behind Dublin (3 hours in winter).

City Comparison Insights

  • Dublin — Ireland, Europe/Dublin (UTC+1), EUR, Local time: 01:27
  • Rio de Janeiro — Brazil, America/Sao_Paulo (UTC-3), BRL, Local time: 21:27

Dublin to Rio de Janeiro time conversion table (24 hours)

Each hour in Dublin with the matching time in Rio de Janeiro. +1 is the next day, −1 the previous day.

DublinRio de Janeiro
00:0020:00 −1
01:0021:00 −1
02:0022:00 −1
03:0023:00 −1
04:0000:00
05:0001:00
06:0002:00
07:0003:00
08:0004:00
09:0005:00
10:0006:00
11:0007:00
12:0008:00
13:0009:00
14:0010:00
15:0011:00
16:0012:00
17:0013:00
18:0014:00
19:0015:00
20:0016:00
21:0017:00
22:0018:00
23:0019:00

Best time to call or meet

Business hours overlap: Dublin 13:00–17:00 = Rio de Janeiro 09:00–13:00.

Daylight saving time (DST)

  • Summer time: 4 hours / Winter time: 3 hours.
  • From October 25, 2026, the difference becomes 3 hours.
  • From March 28, 2027, the difference becomes 4 hours.
  • Dublin: UTC offset changes from UTC+1 to UTC±0 on October 25, 2026.
  • Rio de Janeiro: no daylight saving time.

Frequently asked questions

What is the time difference between Dublin and Rio de Janeiro?

Rio de Janeiro is 4 hours behind Dublin (3 hours in winter).

What time is it in Rio de Janeiro when it is 9:00 in Dublin?

When it is 9:00 in Dublin, it is 05:00 in Rio de Janeiro.

What is the best time to call from Dublin to Rio de Janeiro?

Business hours overlap: Dublin 13:00–17:00 = Rio de Janeiro 09:00–13:00.

Does daylight saving time change the time difference between Dublin and Rio de Janeiro?

Summer time: 4 hours / Winter time: 3 hours. From October 25, 2026, the difference becomes 3 hours.

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