London is 2 hours behind Constanţa. Constanţa is UTC+3. London is UTC+1.
Constanţa on 15 October 2026: sunrise 07:20, sunset 18:21, day length 11 h 2 min.
London on 15 October 2026: sunrise 07:24, sunset 18:07, day length 10 h 43 min.
For Constanţa and London: The next clock change in Constanţa is 1 hour back on 25 October 2026 at 04:00, from UTC+3 to UTC+2.
For London and Constanţa: The next clock change in London is 1 hour back on 25 October 2026 at 02:00, from UTC+1 to UTC+0.
| Change |
|---|
| Constanţa and London keep the same gap for the next year. |
| View | 09:00 to 17:00 |
|---|---|
| From Constanţa | Constanţa 11:00 to 17:00; London 09:00 to 15:00 |
| From London | London 09:00 to 15:00; Constanţa 11:00 to 17:00 |
| Constanţa | London |
|---|---|
| 00:00 | 22:00 (previous day) |
| 01:00 | 23:00 (previous day) |
| 02:00 | 00:00 |
| 03:00 | 01:00 |
| 04:00 | 02:00 |
| 05:00 | 03:00 |
| 06:00 | 04:00 |
| 07:00 | 05:00 |
| 08:00 | 06:00 |
| 09:00 | 07:00 |
| 10:00 | 08:00 |
| 11:00 | 09:00 |
| 12:00 | 10:00 |
| 13:00 | 11:00 |
| 14:00 | 12:00 |
| 15:00 | 13:00 |
| 16:00 | 14:00 |
| 17:00 | 15:00 |
| 18:00 | 16:00 |
| 19:00 | 17:00 |
| 20:00 | 18:00 |
| 21:00 | 19:00 |
| 22:00 | 20:00 |
| 23:00 | 21:00 |
| City | Longest day | Shortest day |
|---|---|---|
| Constanţa with London | 21 June 2026, 15 h 31 min | 21 December 2026, 8 h 52 min |
| London with Constanţa | 21 June 2026, 16 h 38 min | 21 December 2026, 7 h 50 min |
| City | Date | Holiday |
|---|---|---|
| Constanţa and London | 30 November 2026 | Sfântul Andrei |
| Constanţa and London | 1 December 2026 | Ziua națională, Ziua Marii Uniri |
| London and Constanţa | 25 December 2026 | Christmas Day |
| London and Constanţa | 26 December 2026 | Boxing Day |