Tokyo to St. Catharines time converter

St. Catharines is 13 hours behind Tokyo. When it is 9:00 AM in Tokyo, it is 8:00 PM (Sun, Oct 18) in St. Catharines.

Tokyo JST

Monday, October 19, 2026

St. Catharines EDT

Monday, October 19, 2026

Tokyo
Japan
Mon, Oct 19
JSTUTC+9
St. Catharines
Ontario, Canada
Mon, Oct 19
EDTUTC-4-13h
Finding your time zone…
Shared working hours (9:00–18:00)

Tokyo to St. Catharines conversion table

Every hour of today in Tokyo and the matching time in St. Catharines. Light rows are typical working hours (9:00–18:00).

TokyoSt. Catharines
12:00 AM11:00 AM−1 day
1:00 AM12:00 PM−1 day
2:00 AM1:00 PM−1 day
3:00 AM2:00 PM−1 day
4:00 AM3:00 PM−1 day
5:00 AM4:00 PM−1 day
6:00 AM5:00 PM−1 day
7:00 AM6:00 PM−1 day
8:00 AM7:00 PM−1 day
9:00 AM8:00 PM−1 day
10:00 AM9:00 PM−1 day
11:00 AM10:00 PM−1 day
12:00 PM11:00 PM−1 day
1:00 PM12:00 AM
2:00 PM1:00 AM
3:00 PM2:00 AM
4:00 PM3:00 AM
5:00 PM4:00 AM
6:00 PM5:00 AM
7:00 PM6:00 AM
8:00 PM7:00 AM
9:00 PM8:00 AM
10:00 PM9:00 AM
11:00 PM10:00 AM

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Tokyo (8:00 PM – 10:00 PM in St. Catharines): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because Tokyo and St. Catharines switch clocks on different dates:

  • Oct 19, 2026 – Nov 1, 2026: -13h
  • Nov 1, 2026 – Mar 14, 2027: -14h
  • Mar 14, 2027 – Oct 19, 2027: -13h

Distance

Tokyo and St. Catharines are 10,400 km (6,462 miles) apart in a straight line.

More conversions

St. Catharines to TokyoTokyo to New YorkTokyo to LondonTokyo to Los AngelesTokyo to ChicagoTokyo to TorontoTokyo to São PauloTokyo to ParisTokyo to BerlinTokyo to MoscowTokyo to DubaiTokyo to New DelhiTokyo to Bangkok
New York to St. CatharinesLondon to St. CatharinesLos Angeles to St. CatharinesChicago to St. CatharinesToronto to St. CatharinesSão Paulo to St. CatharinesParis to St. CatharinesBerlin to St. CatharinesMoscow to St. CatharinesDubai to St. CatharinesNew Delhi to St. CatharinesBangkok to St. Catharines

Questions and answers

What is the time difference between Tokyo and St. Catharines?

St. Catharines is 13 hours behind Tokyo.

What time is it in St. Catharines when it is 9 AM in Tokyo?

When it is 9:00 AM in Tokyo, it is 8:00 PM (Sun, Oct 18) in St. Catharines.

When is the best time to call St. Catharines from Tokyo?

Working hours don't overlap fully. The closest fit is 9:00 AM – 11:00 AM in Tokyo (8:00 PM – 10:00 PM in St. Catharines): working hours on one side, early or late on the other.

Does the time difference between Tokyo and St. Catharines change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.