IANA time zone · Chatham Time
Pacific/Chatham
- UTC offset
- UTC+13:45
- Now
- Chatham Daylight Time
- Country
- New Zealand
- Area (zone.tab)
- Chatham Islands
Clock changes in 2026 and 2027
- April 5, 2026, 3:45 AM → 2:45 AM: clocks go back 1 h (UTC+12:45)
- September 27, 2026, 2:45 AM → 3:45 AM: clocks go forward 1 h (UTC+13:45)
- April 4, 2027, 3:45 AM → 2:45 AM: clocks go back 1 h (UTC+12:45)
- September 26, 2027, 2:45 AM → 3:45 AM: clocks go forward 1 h (UTC+13:45)
The identifier Pacific/Chatham comes from the IANA time zone database (tz database) used by operating systems, browsers and programming languages. A zone in this database is an area where clocks have agreed since 1970 – which is why one country can have several zones with the same offset.