GMT to CET Time Converter - Live World Clock

Convert time between Greenwich Mean Time (GMT) and Central European Time (CET). See current time with live clocks.

United Kingdom (GMT)

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06:27:46 PM
Thursday, August 20, 2026

France (CET)

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07:27:46 PM
Thursday, August 20, 2026

Current Time Difference

GMT is -1 hours behind CET

(-1 hours during Daylight Saving Time)

What is GMT (Greenwich Mean Time)?

Greenwich Mean Time (GMT) is the reference point for world time zones, UTC+0:00.

Countries and Regions Using GMT

Primary Country:

  • United Kingdom

Also Used By:

  • Ireland
  • Portugal

Key Facts about GMT:

  • ✓ Prime meridian reference point
  • ✓ London financial center
  • ✓ Historical timekeeping standard
  • ✓ Major Cities: London, Manchester, Birmingham, Leeds, Glasgow
  • ✓ UTC Offset: +0:00 (+1:00 during BST)

What is CET (Central European Time)?

Central European Time (CET) used across central Europe, UTC+1:00.

Countries and Regions Using CET

Primary Country:

  • France

Also Used By:

  • Germany
  • Italy
  • Spain
  • Poland

Key Facts about CET:

  • ✓ Most populous European timezone
  • ✓ Major economic centers
  • ✓ EU hub cities
  • ✓ Major Cities: Paris, Berlin, Rome, Madrid, Amsterdam, Brussels
  • ✓ UTC Offset: +1:00 (+2:00 during CEST)

GMT to CET Time Difference

Standard Time Difference:

GMT is -1 hours behind

During Daylight Saving Time:

GMT is -1 hours behind

Common Use Cases:

  • • Business meetings between United Kingdom and France
  • • International collaboration across timezones
  • • Scheduling calls and conferences

Frequently Asked Questions

Which countries are in GMT time zone?

United Kingdom is the primary country using GMT (+0:00). Other countries include: Ireland, Portugal.

Which countries are in CET time zone?

France is the primary country using CET (+1:00). Other countries include: Germany, Italy, Spain, Poland.

How many hours is GMT ahead of CET?

GMT is -1 hours behind CET. During Daylight Saving Time, the difference is -1 hours.

Does United Kingdom observe Daylight Saving Time?

Yes, United Kingdom observes Daylight Saving Time. During DST, GMT changes to BST (British Summer Time) with UTC offset of +1:00.