London to São Mateus do Maranhão time converter

São Mateus do Maranhão is 4 hours behind London. When it is 9:00 AM in London, it is 5:00 AM in São Mateus do Maranhão.

London BST

Wednesday, October 21, 2026

São Mateus do Maranhão BRT

Wednesday, October 21, 2026

London
United Kingdom
Wed, Oct 21
BSTUTC+1
São Mateus do Maranhão
Maranhão, Brazil
Wed, Oct 21
BRTUTC-3-4h
Finding your time zone…
Shared working hours (9:00–18:00)

London to São Mateus do Maranhão conversion table

Every hour of today in London and the matching time in São Mateus do Maranhão. Light rows are typical working hours (9:00–18:00).

LondonSão Mateus do Maranhão
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 São Mateus do Maranhão).

Daylight saving time and the difference

The difference changes during the year because London and São Mateus do Maranhão 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 São Mateus do Maranhão are 7,463 km (4,637 miles) apart in a straight line.

More conversions

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Questions and answers

What is the time difference between London and São Mateus do Maranhão?

São Mateus do Maranhão is 4 hours behind London.

What time is it in São Mateus do Maranhão when it is 9 AM in London?

When it is 9:00 AM in London, it is 5:00 AM in São Mateus do Maranhão.

When is the best time to call São Mateus do Maranhão from London?

Both sides are at work from 1:00 PM – 6:00 PM in London (9:00 AM – 2:00 PM in São Mateus do Maranhão).

Does the time difference between London and São Mateus do Maranhão change?

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