San Mateo to Toronto time converter
Toronto is 12 hours behind San Mateo. When it is 9:00 AM in San Mateo, it is 9:00 PM (Sun, Oct 18) in Toronto.
7:37 PM in San Mateo, Monday, October 19, 2026
San Mateo to Toronto conversion table
Every hour of today in San Mateo and the matching time in Toronto. Light rows are typical working hours (9:00–18:00).
| San Mateo | Toronto |
|---|---|
| 12:00 AM | 12:00 PM−1 day |
| 1:00 AM | 1:00 PM−1 day |
| 2:00 AM | 2:00 PM−1 day |
| 3:00 AM | 3:00 PM−1 day |
| 4:00 AM | 4:00 PM−1 day |
| 5:00 AM | 5:00 PM−1 day |
| 6:00 AM | 6:00 PM−1 day |
| 7:00 AM | 7:00 PM−1 day |
| 8:00 AM | 8:00 PM−1 day |
| 9:00 AM | 9:00 PM−1 day |
| 10:00 AM | 10:00 PM−1 day |
| 11:00 AM | 11:00 PM−1 day |
| 12:00 PM | 12:00 AM |
| 1:00 PM | 1:00 AM |
| 2:00 PM | 2:00 AM |
| 3:00 PM | 3:00 AM |
| 4:00 PM | 4:00 AM |
| 5:00 PM | 5:00 AM |
| 6:00 PM | 6:00 AM |
| 7:00 PM | 7:00 AM |
| 8:00 PM | 8:00 AM |
| 9:00 PM | 9:00 AM |
| 10:00 PM | 10:00 AM |
| 11:00 PM | 11:00 AM |
Best time to call or meet
Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in San Mateo (9:00 PM – 10:00 PM in Toronto): working hours on one side, early or late on the other.
Daylight saving time and the difference
The difference changes during the year because San Mateo and Toronto switch clocks on different dates:
- Oct 19, 2026 – Nov 1, 2026: -12h
- Nov 1, 2026 – Mar 14, 2027: -13h
- Mar 14, 2027 – Oct 19, 2027: -12h
Distance
San Mateo and Toronto are 13,194 km (8,198 miles) apart in a straight line.
More conversions
Questions and answers
What is the time difference between San Mateo and Toronto?
Toronto is 12 hours behind San Mateo.
What time is it in Toronto when it is 9 AM in San Mateo?
When it is 9:00 AM in San Mateo, it is 9:00 PM (Sun, Oct 18) in Toronto.
When is the best time to call Toronto from San Mateo?
Working hours don't overlap fully. The closest fit is 9:00 AM – 10:00 AM in San Mateo (9:00 PM – 10:00 PM in Toronto): working hours on one side, early or late on the other.
Does the time difference between San Mateo and Toronto change?
Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.