St. Catharines time: UTC-5 and UTC-4
The next clock change in St. Catharines is 1 hour back on 1 November 2026 at 02:00, from UTC-4 to UTC-5.
St. Catharines on 15 October 2026: sunrise 07:30, sunset 18:33, day length 11 h 3 min.
Place| Fact | Value |
|---|
| Time zone | America/Toronto |
| Offset | UTC-4 |
| Region | Ontario |
| Latitude | 43.1713 |
| Longitude | -79.2427 |
| Population | 136,803 |
The next clock change in St. Catharines is 1 hour back on 1 November 2026 at 02:00, from UTC-4 to UTC-5.
Sun this year| Fact | Value |
|---|
| Longest day | 21 June 2026, 15 h 23 min |
| Shortest day | 21 December 2026, 8 h 59 min |
| Earliest sunrise | 05:36 on 15 June 2026 |
| Latest sunset | 21:00 on 26 June 2026 |
| Golden hour on the longest day | 21 June morning 05:37 to 06:20, evening 20:16 to 21:00 |
Next public holidays| Date | Holiday |
|---|
| 11 November 2026 | Remembrance Day |
| 25 December 2026 | Christmas Day |
| 26 December 2026 | Boxing Day |
Working hours overlap| City | 09:00 to 17:00 |
|---|
| London | St. Catharines 09:00 to 12:00; London 14:00 to 17:00 |
| New York | St. Catharines 09:00 to 17:00; New York 09:00 to 17:00 |