St. Catharines, Canada
Current time in Canada
Time zone: EDT (UTC/GMT -04:00) — America/Toronto
| Local Clock Offset: Yesterday, -12 H |
| Time zone: (UTC/GMT -4 ) St. Catharines, Canada |
Current Time in other Cities of Canada
Time zone in St. Catharines
Clocks in St. Catharines are set to EDT, 4 hours behind UTC (UTC-04:00). Software that asks for a region wants America/Toronto — the IANA identifier for this zone.
Daylight saving applies here. Clocks next move back 1 hour on Sunday, 01 November 2026, putting St. Catharines on EST and changing its gap to every other zone listed below.
Across Canada there are 8 distinct time zones among these 53 cities, so "local time" there depends entirely on which city you mean.
Around 133,113 people live in St. Catharines, making it the 34th largest of the 48 Canada cities covered here.
How far ahead or behind is St. Catharines?
Current gap between St. Catharines and cities people most often need to coordinate with. These figures already account for daylight saving where it applies.
| New York | UTC-04:00 | same time as St. Catharines |
| Los Angeles | UTC-07:00 | St. Catharines is 3 hours ahead |
| London | UTC+01:00 | St. Catharines is 5 hours behind |
| Paris | UTC+02:00 | St. Catharines is 6 hours behind |
| Dubai | UTC+04:00 | St. Catharines is 8 hours behind |
| Mumbai | UTC+05:30 | St. Catharines is 9 hours 30 minutes behind |
| Shanghai | UTC+08:00 | St. Catharines is 12 hours behind |
| Tokyo | UTC+09:00 | St. Catharines is 13 hours behind |
| Sydney | UTC+10:00 | St. Catharines is 14 hours behind |
| Sao Paulo | UTC-03:00 | St. Catharines is 1 hour behind |
Scheduling calls with St. Catharines
Assuming a 09:00–17:00 day at both ends, these windows (in St. Catharines local time) fall inside working hours for both cities.
| New York | 09:00–17:00 in St. Catharines | 8 hours overlap |
| Sao Paulo | 09:00–16:00 in St. Catharines | 7 hours overlap |
| Los Angeles | 12:00–17:00 in St. Catharines | 5 hours overlap |
| London | 09:00–12:00 in St. Catharines | 3 hours overlap |
No shared working window exists with Dubai, Mumbai, Shanghai or Tokyo, so those calls have to sit outside somebody's normal hours.
Popular cities
| New York, United States |
| London, United Kingdom |
| Paris, France |
| Tokyo, Japan |
| Beijing, China |
| Sydney, Australia |
| Berlin, Germany |
| Moscow, Russia |
| Dubai, United Arab Emirates |
| Singapore, Singapore |
| Los Angeles, United States |
| Chicago, United States |
| Toronto, Canada |
| Mexico City, Mexico |
| São Paulo, Brazil |
| Mumbai, India |
| Hong Kong, Hong Kong |
| Seoul, South Korea |
| Istanbul, Turkey |
| Cairo, Egypt |
| Lagos, Nigeria |
| Buenos Aires, Argentina |
| Madrid, Spain |
| Rome, Italy |