Time difference between London and Rochester
Rochester (UTC-04:00, EDT) is 4h behind London (UTC+00:00, GMT). Working hours overlap for 4 hours: 13:00–17:00 in London is 09:00–13:00 in Rochester.
Daylight saving time and clock changes
| City | Zone | Current offset | DST now | Next clock change |
|---|---|---|---|---|
| London | Europe/London | UTC+00:00 · GMT | Not in effect | — clocks go forward to UTC+01:00 |
| Rochester | America/New_York | UTC-04:00 · EDT | In effect | — clocks go back to UTC-05:00 |
Because at least one of these cities changes its clocks, the difference between them is not the same all year.
Hour by hour comparison
| London | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rochester | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
Working hours overlap for 4 hours: 13:00–17:00 in London is 09:00–13:00 in Rochester.
Both cities on the map
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