Waterloo, IA to San Jose: time difference
San Jose is 1 h behind Waterloo, IA. 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.
Waterloo, IA 13:45 1:45 PM San Jose 12:45 12:45 PM You –:–
13:45 1:45 PM
Central Daylight Time · UTC-5
☀️ 07:28 · 🌙 18:22
12:45 12:45 PM
Central Standard Time · UTC-6
☀️ 05:26 · 🌙 17:18
·
−1 h
San Jose is 1 h behind Waterloo, IA.
When you, Waterloo, IA 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
🇺🇸 Waterloo, IA
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
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Time zones side by side
| Detail | 🇺🇸 Waterloo, IA | 🇨🇷 San Jose |
|---|---|---|
| Local time | 13:45 | 12:45 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Central Daylight Time | Central Standard Time |
| UTC offset | UTC-5 | UTC-6 |
| Offset from Waterloo, IA | — | −1 h |
| IANA zone | America/Chicago | America/Costa Rica |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:28 | 05:26 |
| Sunset | 18:22 | 17:18 |
| Daylight | 10 h 55 min | 11 h 53 min |
| People on this clock | 67,314 | 342,188 |
Compare Waterloo, IA with another city
More comparisons with Waterloo, IA: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Waterloo, IA and San Jose: common questions
How far behind Waterloo, IA, is San Jose?
San Jose is 1 hour behind Waterloo: UTC−6 against UTC−5.
What time is it in San Jose at the start of the working day in Waterloo, IA?
The working day in Waterloo 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 Waterloo, IA?
The working day in Waterloo ends at 6:00 PM; in San Jose it is 5:00 PM at that moment.
Is there a time when both Waterloo, IA, and San Jose are at work?
Yes: from 10:00 AM to 6:00 PM in Waterloo (9:00 AM to 5:00 PM in San Jose), the working days (9:00 AM–6:00 PM) overlap.
When does the date change in San Jose compared with Waterloo, IA?
The new day starts in San Jose later: until 1:00 AM in Waterloo, it is still the previous day there. From 11:00 PM in San Jose, Waterloo is already on the next day.
Does the time difference between Waterloo, IA, and San Jose change?
Yes. The clocks change only in Waterloo. From November 1, 2026, San Jose and Waterloo will have the same time.
