St. Catharines operates on Eastern Standard Time (EST), which is UTC-5 during winter and Eastern Daylight Time (EDT), which is UTC-4 during summer. To find the current time in St. Catharines, subtract 5 hours from UTC during winter months and 4 hours during summer months.

Yes, St. Catharines and most of Canada observe Daylight Saving Time. The clocks go forward 1 hour to Eastern Daylight Time (EDT, UTC-4) in early March and go back 1 hour to Eastern Standard Time (EST, UTC-5) in early November.

London (GMT/BST): St. Catharines is 5 hours behind London when the UK is on GMT (winter), and 6 hours behind when the UK is on BST (summer). During Canada's summer (when EDT is in effect), subtract 1 more hour from the difference.

New York (EST/EDT): St. Catharines is in the same time zone as New York, so there is no time difference between the two cities.

Tokyo (JST): St. Catharines is 14 hours behind Tokyo, as Japan Standard Time is UTC+9. During Canada's summer (when EDT is in effect), St. Catharines is 13 hours behind Tokyo.

Canada's major cities include Toronto (the largest), Montreal, Vancouver, Calgary, Ottawa (the capital), Edmonton, and Winnipeg. St. Catharines is a city in the Niagara Region of Ontario.

St. Catharines is a city in the Niagara Region of Ontario, known for its proximity to Niagara Falls, the Welland Canal, Brock University, beautiful parks and gardens, and as a major wine-producing region. The city is also famous for its historic downtown, the St. Catharines Museum, and as the largest city in the Niagara Peninsula.