San Jose to Tucson, AZ: time difference
Tucson, AZ is 1 h behind San Jose. 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.
San Jose 05:29 5:29 AM Tucson, AZ 04:29 4:29 AM You –:–
05:29 5:29 AM
Central Standard Time · UTC-6
☀️ 05:25 · 🌙 17:23
04:29 4:29 AM
Mountain Standard Time · UTC-7
☀️ 06:25 · 🌙 17:59
·
−1 h
Tucson, AZ is 1 h behind San Jose.
When you, San Jose and Tucson, AZ are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇷 San Jose
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
🇺🇸 Tucson, AZ
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 | 🇨🇷 San Jose | 🇺🇸 Tucson, AZ |
|---|---|---|
| Local time | 05:29 | 04:29 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central Standard Time | Mountain Standard Time |
| UTC offset | UTC-6 | UTC-7 |
| Offset from San Jose | — | −1 h |
| IANA zone | America/Costa Rica | America/Phoenix |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:25 | 06:25 |
| Sunset | 17:23 | 17:59 |
| Daylight | 11 h 57 min | 11 h 34 min |
| People on this clock | 342,188 | 520,116 |
Compare San Jose with another city
More comparisons with San Jose: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
San Jose and Tucson, AZ: common questions
How far behind San Jose is Tucson, AZ?
Tucson is 1 hour behind San Jose: UTC−7 against UTC−6.
What time is it in Tucson, AZ, at the start of the working day in San Jose?
The working day in San Jose starts at 9:00 AM; in Tucson it is 8:00 AM at that moment.
What time is it in Tucson, AZ, at the end of the working day in San Jose?
The working day in San Jose ends at 6:00 PM; in Tucson it is 5:00 PM at that moment.
When is a good time to call Tucson, AZ, from San Jose?
Between 10:00 AM and 6:00 PM in San Jose – that is 9:00 AM to 5:00 PM in Tucson – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Tucson, AZ, compared with San Jose?
The new day starts in Tucson later: until 1:00 AM in San Jose, it is still the previous day there. From 11:00 PM in Tucson, San Jose is already on the next day.
Does the time difference between San Jose and Tucson, AZ, change?
No. Neither place uses daylight saving time, so the difference stays 1 hour all year.
