Sarnia to San Jose: time difference
San Jose is 1 h behind Sarnia. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Sarnia 06:06 6:06 AM San Jose 05:06 5:06 AM You –:–
06:06 6:06 AM
Eastern Standard Time · UTC-5
☀️ 07:11 · 🌙 17:17
05:06 5:06 AM
Central Standard Time · UTC-6
☀️ 05:29 · 🌙 17:13
·
−1 h
San Jose is 1 h behind Sarnia.
When you, Sarnia and San Jose are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇦 Sarnia
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇨🇷 San Jose
23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇦 Sarnia | 🇨🇷 San Jose |
|---|---|---|
| Local time | 06:06 | 05:06 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 2026 |
| Time zone | Eastern Standard Time | Central Standard Time |
| UTC offset | UTC-5 | UTC-6 |
| Offset from Sarnia | — | −1 h |
| IANA zone | America/Toronto | America/Costa Rica |
| Daylight saving | On standard time → UTC-4, Mar 14, 03:00 | Not observed |
| Sunrise | 07:11 | 05:29 |
| Sunset | 17:17 | 17:13 |
| Daylight | 10 h 6 min | 11 h 44 min |
| People on this clock | 71,594 | 342,188 |
Compare Sarnia with another city
More comparisons with Sarnia: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Sarnia and San Jose: common questions
How many hours behind Sarnia is San Jose?
The clocks in San Jose are 1 hour behind those in Sarnia (UTC−6 and UTC−5).
What time is it in San Jose at the start of the working day in Sarnia?
The working day in Sarnia starts at 9:00 AM; in San Jose it is 8:00 AM at that moment.
What time is it in San Jose at the end of the working day in Sarnia?
The working day in Sarnia ends at 6:00 PM; in San Jose it is 5:00 PM at that moment.
When is a good time to call San Jose from Sarnia?
Between 10:00 AM and 6:00 PM in Sarnia – that is 9:00 AM to 5:00 PM in San Jose – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in San Jose compared with Sarnia?
The new day starts in San Jose later: until 1:00 AM in Sarnia, it is still the previous day there. From 11:00 PM in San Jose, Sarnia is already on the next day.
Does the time difference between Sarnia and San Jose change?
Yes. The clocks change only in Sarnia. From March 14, 2027, San Jose will be 2 hours behind Sarnia.
