When do the clocks change in Cambridge?
by Dominic Ford
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The clocks in Cambridge change for daylight saving time on the following dates:
| Date | Clocks change | New timezone | |
| Sun 12 Mar 2017 | Forward | 1 hour | UTC-04:00 (EDT) |
| Sun 05 Nov 2017 | Back | 1 hour | UTC-05:00 (EST) |
| Sun 11 Mar 2018 | Forward | 1 hour | UTC-04:00 (EDT) |
| Sun 04 Nov 2018 | Back | 1 hour | UTC-05:00 (EST) |
| Sun 10 Mar 2019 | Forward | 1 hour | UTC-04:00 (EDT) |
| Sun 03 Nov 2019 | Back | 1 hour | UTC-05:00 (EST) |
| Sun 08 Mar 2020 | Forward | 1 hour | UTC-04:00 (EDT) |
| Sun 01 Nov 2020 | Back | 1 hour | UTC-05:00 (EST) |
| Sun 14 Mar 2021 | Forward | 1 hour | UTC-04:00 (EDT) |
| Sun 07 Nov 2021 | Back | 1 hour | UTC-05:00 (EST) |
Source
The data shown above is from the IANA Time Zone Database, also known as tzdata.