San Mateo to Tokyo Time Difference
Tokyo is 1 hour ahead of San Mateo
24-Hour Comparison
Business hours Extended Off hours
San Mateo
12p
01p
02p
03p
04p
05p
06p
07p
08p
09p
10p
11p
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
10a
11a
Tokyo
01p
02p
03p
04p
05p
06p
07p
08p
09p
10p
11p
12a
01a
02a
03a
04a
05a
06a
07a
08a
09a
10a
11a
12p
Each column is the same moment in both cities, starting from right now and rolling forward 24 hours — daylight saving is already accounted for.
Best Time to Call
On a typical weekday (Monday–Friday).
- 12:00 PM – 04:00 PM in San Mateo01:00 PM – 05:00 PM in Tokyo
- 09:00 AM – 12:00 PM in San Mateo10:00 AM – 01:00 PM in Tokyo
Frequently Asked Questions
- What is the time difference between San Mateo and Tokyo?
- Tokyo is 1 hour ahead of San Mateo. San Mateo is currently UTC+8 and Tokyo is UTC+9.
- Is Tokyo ahead of or behind San Mateo?
- Tokyo is ahead of San Mateo.
- What is the best time to call Tokyo from San Mateo?
- On a typical weekday, the best time is 12:00 PM–04:00 PM in San Mateo (01:00 PM–05:00 PM in Tokyo), 09:00 AM–12:00 PM in San Mateo (10:00 AM–01:00 PM in Tokyo), when both cities are within business hours.
- Does the time difference between San Mateo and Tokyo change during the year?
- No. Neither city's daylight saving schedule changes the offset between them.