London to Casimiro de Abreu time converter

Casimiro de Abreu is 4 hours behind London. When it is 9:00 AM in London, it is 5:00 AM in Casimiro de Abreu.

London BST

Wednesday, October 21, 2026

Casimiro de Abreu BRT

Wednesday, October 21, 2026

London
United Kingdom
Wed, Oct 21
BSTUTC+1
Casimiro de Abreu
Rio de Janeiro, Brazil
Wed, Oct 21
BRTUTC-3-4h
Finding your time zone…
Shared working hours (9:00–18:00)

London to Casimiro de Abreu conversion table

Every hour of today in London and the matching time in Casimiro de Abreu. Light rows are typical working hours (9:00–18:00).

LondonCasimiro de Abreu
12:00 AM8:00 PM−1 day
1:00 AM9:00 PM−1 day
2:00 AM10:00 PM−1 day
3:00 AM11:00 PM−1 day
4:00 AM12:00 AM
5:00 AM1:00 AM
6:00 AM2:00 AM
7:00 AM3:00 AM
8:00 AM4:00 AM
9:00 AM5:00 AM
10:00 AM6:00 AM
11:00 AM7:00 AM
12:00 PM8:00 AM
1:00 PM9:00 AM
2:00 PM10:00 AM
3:00 PM11:00 AM
4:00 PM12:00 PM
5:00 PM1:00 PM
6:00 PM2:00 PM
7:00 PM3:00 PM
8:00 PM4:00 PM
9:00 PM5:00 PM
10:00 PM6:00 PM
11:00 PM7:00 PM

Best time to call or meet

Both sides are at work from 1:00 PM – 6:00 PM in London (9:00 AM – 2:00 PM in Casimiro de Abreu).

Daylight saving time and the difference

The difference changes during the year because London and Casimiro de Abreu switch clocks on different dates:

  • Oct 21, 2026 – Oct 25, 2026: -4h
  • Oct 25, 2026 – Mar 28, 2027: -3h
  • Mar 28, 2027 – Oct 21, 2027: -4h

Distance

London and Casimiro de Abreu are 9,193 km (5,712 miles) apart in a straight line.

More conversions

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Questions and answers

What is the time difference between London and Casimiro de Abreu?

Casimiro de Abreu is 4 hours behind London.

What time is it in Casimiro de Abreu when it is 9 AM in London?

When it is 9:00 AM in London, it is 5:00 AM in Casimiro de Abreu.

When is the best time to call Casimiro de Abreu from London?

Both sides are at work from 1:00 PM – 6:00 PM in London (9:00 AM – 2:00 PM in Casimiro de Abreu).

Does the time difference between London and Casimiro de Abreu change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.