Question 1

What is the time difference between GMT and CET?

Accepted Answer

Central European Time (CET) is 1 hour ahead of Greenwich Mean Time (GMT). Use the conversion table above to see the exact time for each hour.

Question 2

How do I convert GMT to CET?

Accepted Answer

To convert GMT to CET, add 1 hour to the GMT time. For example, 9:00 AM GMT is 10:00 AM CET.

Question 3

What time is it in CET when it's noon in GMT?

Accepted Answer

When it's 12:00 PM (noon) in GMT, it's 1:00 PM in CET. CET is 1 hour ahead of GMT.

Question 4

How many hours ahead is CET from GMT?

Accepted Answer

CET is 1 hour ahead of GMT. This means when it's 9:00 AM in GMT, it's 10:00 AM in CET.

Question 5

Is CET ahead or behind GMT?

Accepted Answer

CET is ahead of GMT by 1 hour. Clocks in CET show a later time than GMT.

Question 6

Does GMT observe daylight saving time?

Accepted Answer

Yes, Greenwich Mean Time observes daylight saving time. During DST, the abbreviation changes to BST and clocks move forward by one hour.

Question 7

Does CET observe daylight saving time?

Accepted Answer

Yes, Central European Time observes daylight saving time. During DST, the abbreviation changes to CEST and clocks move forward by one hour.

Question 8

What is the best time to call from GMT to CET?

Accepted Answer

The best time for a call between GMT and CET is during overlapping business hours (9 AM – 5 PM) in both timezones. Check the color-coded conversion table above — green hours indicate business hours in both zones.

Question 9

When does daylight saving time change in GMT?

Accepted Answer

Daylight saving time transitions vary by year and region. Greenwich Mean Time observes DST, which typically shifts clocks forward by one hour in spring and back in fall. During DST transitions, the time difference between GMT and CET may temporarily change. Check our DST change calendar for exact dates.

Question 10

Do GMT and CET ever have the same time?

Accepted Answer

No, GMT and CET are always 1 hour apart. Both timezones observe DST, so the difference remains consistent.

Greenwich Mean Time (GMT)	Period	Central European Time (CET)	Period
12:00 AM	Night	1:00 AM	Night
1:00 AM	Night	2:00 AM	Night
2:00 AM	Night	3:00 AM	Night
3:00 AM	Night	4:00 AM	Night
4:00 AM	Night	5:00 AM	Night
5:00 AM	Night	6:00 AM	Morning
6:00 AM	Morning	7:00 AM	Morning
7:00 AM	Morning	8:00 AM	Morning
8:00 AM	Morning	9:00 AM	Business
9:00 AM	Business	10:00 AM	Business
10:00 AM	Business	11:00 AM	Business
11:00 AM	Business	12:00 PM	Business
12:00 PM	Business	1:00 PM	Business
1:00 PM	Business	2:00 PM	Business
2:00 PM	Business	3:00 PM	Business
3:00 PM	Business	4:00 PM	Business
4:00 PM	Business	5:00 PM	Business
5:00 PM	Business	6:00 PM	Evening
6:00 PM	Evening	7:00 PM	Evening
7:00 PM	Evening	8:00 PM	Evening
8:00 PM	Evening	9:00 PM	Evening
9:00 PM	Evening	10:00 PM	Evening
10:00 PM	Evening	11:00 PM	Evening
11:00 PM	Evening	12:00 AM+1d	Night

GMT to CET Converter

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GMT to CET Conversion Table

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