London to Heidelberg: time difference

Heidelberg is 1 h ahead of London. Live clocks for both, the working hours they share, and how each one sits against your own time.

🇩🇪 Heidelberg, Germany

35

12:23 PM · Saturday, October 10, 2026

  • Central European Summer Time
  • UTC+2
  • Daytime

☀️ 07:39 · 🌙 18:47 · 11 h 9 min

+1 h

One day, 2 clocks

Drag along the band to read any hour in every place at once.

London 11:23 11:23 AM Heidelberg 12:23 12:23 PM
London 11:23 11:23 AM Heidelberg 12:23 12:23 PM You –:–
🇬🇧 London

11:23 11:23 AM

British Summer Time · UTC+1

☀️ 07:16 · 🌙 18:20

🇩🇪 Heidelberg

12:23 12:23 PM

Central European Summer Time · UTC+2

☀️ 07:39 · 🌙 18:47

⇄ Difference

+1 h

Heidelberg is 1 h ahead of London.

When you, London and Heidelberg are all at the desk

Pick the working hours below – the window every location shares appears once your time zone is known.

Working hours
🇬🇧 London
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇩🇪 Heidelberg
1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM
  • Asleep
  • Early
  • Working hours
  • Evening
  • Both working
  • Right now

Time zones side by side

Detail 🇬🇧 London 🇩🇪 Heidelberg
Local time 11:23 12:23
Local date Saturday, October 10, 2026 Saturday, October 10, 2026
Time zone British Summer Time Central European Summer Time
UTC offset UTC+1 UTC+2
Offset from London — +1 h
IANA zone Europe/London Europe/Berlin
Daylight saving On summer time → UTC+0, Oct 25, 01:00 On summer time → UTC+1, Oct 25, 02:00
Sunrise 07:16 07:39
Sunset 18:20 18:47
Daylight 11 h 4 min 11 h 9 min
People on this clock 8,908,083 152,113

Compare London with another city

More comparisons with London: the time zones next to it and the far side of the clock.

London and Heidelberg: common questions

How far ahead of London is Heidelberg?
Heidelberg is 1 hour ahead of London: UTC+2 against UTC+1.
What time is it in Heidelberg at the start of the working day in London?
The working day in London starts at 9:00 AM; in Heidelberg it is 10:00 AM at that moment.
If it is 6:00 PM in London, what time is it in Heidelberg?
At 6:00 PM in London, clocks in Heidelberg show 7:00 PM.
When is a good time to call Heidelberg from London?
Between 9:00 AM and 5:00 PM in London – that is 10:00 AM to 6:00 PM in Heidelberg – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Heidelberg compared with London?
The new day starts in Heidelberg earlier: at 11:00 PM in London it is already midnight there. Until 1:00 AM in Heidelberg, London is still on the previous day.
Does the time gap between London and Heidelberg change during the year?
No – both places switch to and from summer time on the same dates, so the gap stays 1 hour.
Show times on the 12-hour clock, temperatures in °F and distances in miles?