Clock changes in the next 60 days: October 2026
See upcoming daylight saving and UTC offset changes worldwide from October 21, 2026 to December 20, 2026, calculated from the site's time zone data.
115 time zone transitions
Time zone news
Follow IANA time zone database releases and upcoming clock changes around the world, automatically updated from time zone data.
Updates are generated from IANA release notes and the site's time zone data.
Upcoming clock changes
IANA time zone database releases
tzdb 2026e: 2 time zone changes
2 timestamp changes
tzdb 2026d: 5 time zone changes
5 timestamp changes
tzdb 2026c: 2 time zone changes
2 timestamp changes
tzdb 2026b: 1 time zone changes
1 timestamp changes
tzdb 2026a: 2 time zone changes
2 timestamp changes
tzdb 2025c: 1 time zone changes
1 timestamp changes
tzdb 2025b: 2 time zone changes
2 timestamp changes
tzdb 2025a: 3 time zone changes
3 timestamp changes
tzdb 2024b: 6 time zone changes
6 timestamp changes
tzdb 2024a: 5 time zone changes
5 timestamp changes
tzdb 2023d: 4 time zone changes
4 timestamp changes
tzdb 2023c: 1 time zone changes
1 timestamp changes
tzdb 2023b: 1 time zone changes
1 timestamp changes
tzdb 2023a: 5 time zone changes
5 timestamp changes
tzdb 2022g: 5 time zone changes
5 timestamp changes
tzdb 2022f: 6 time zone changes
6 timestamp changes
tzdb 2022e: 2 time zone changes
2 timestamp changes
tzdb 2022d: 2 time zone changes
2 timestamp changes
tzdb 2022c: 0 time zone changes
0 timestamp changes
tzdb 2022b: 7 time zone changes
7 timestamp changes
tzdb 2022a: 3 time zone changes
3 timestamp changes
tzdb 2021e: 1 time zone changes
1 timestamp changes
tzdb 2021d: 1 time zone changes
1 timestamp changes
tzdb 2021c: 0 time zone changes
0 timestamp changes