Toronto to San Mateo time converter

San Mateo is 3 hours behind Toronto. When it is 9:00 AM in Toronto, it is 6:00 AM in San Mateo.

Toronto EDT

Wednesday, October 21, 2026

San Mateo PDT

Wednesday, October 21, 2026

Toronto
Ontario, Canada
Wed, Oct 21
EDTUTC-4
San Mateo
California, United States
Wed, Oct 21
PDTUTC-7-3h
Finding your time zone…
Shared working hours (9:00–18:00)

Toronto to San Mateo conversion table

Every hour of today in Toronto and the matching time in San Mateo. Light rows are typical working hours (9:00–18:00).

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

Best time to call or meet

Both sides are at work from 12:00 PM – 6:00 PM in Toronto (9:00 AM – 3:00 PM in San Mateo).

Daylight saving time and the difference

The difference changes during the year because Toronto and San Mateo switch clocks on different dates:

  • Oct 21, 2026 – Nov 1, 2026: -3h
  • Nov 1, 2026 – Nov 1, 2026: -2h
  • Nov 1, 2026 – Mar 14, 2027: -3h
  • Mar 14, 2027 – Mar 14, 2027: -4h
  • Mar 14, 2027 – Oct 21, 2027: -3h

Distance

Toronto and San Mateo are 3,644 km (2,264 miles) apart in a straight line.

More conversions

San Mateo to TorontoToronto to New YorkToronto to LondonToronto to Los AngelesToronto to ChicagoToronto to São PauloToronto to ParisToronto to BerlinToronto to MoscowToronto to DubaiToronto to New DelhiToronto to BangkokToronto to Singapore
New York to San MateoLondon to San MateoLos Angeles to San MateoChicago to San MateoSão Paulo to San MateoParis to San MateoBerlin to San MateoMoscow to San MateoDubai to San MateoNew Delhi to San MateoBangkok to San MateoSingapore to San Mateo

Questions and answers

What is the time difference between Toronto and San Mateo?

San Mateo is 3 hours behind Toronto.

What time is it in San Mateo when it is 9 AM in Toronto?

When it is 9:00 AM in Toronto, it is 6:00 AM in San Mateo.

When is the best time to call San Mateo from Toronto?

Both sides are at work from 12:00 PM – 6:00 PM in Toronto (9:00 AM – 3:00 PM in San Mateo).

Does the time difference between Toronto and San Mateo change?

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