San Jose to Longmont, CO: time difference
Longmont, CO 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 08:54 8:54 AM Longmont, CO 07:54 7:54 AM You –:–
08:54 8:54 AM
Central Standard Time · UTC-6
☀️ 05:29 · 🌙 17:13
07:54 7:54 AM
Mountain Standard Time · UTC-7
☀️ 06:36 · 🌙 16:53
·
−1 h
Longmont, CO is 1 h behind San Jose.
When you, San Jose and Longmont, CO 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
🇺🇸 Longmont, CO
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 | 🇺🇸 Longmont, CO |
|---|---|---|
| Local time | 08:54 | 07:54 |
| Local date | Friday, November 6, 2026 | Friday, November 6, 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/Denver |
| Daylight saving | Not observed | On standard time → UTC-6, Mar 14, 03:00 |
| Sunrise | 05:29 | 06:36 |
| Sunset | 17:13 | 16:53 |
| Daylight | 11 h 44 min | 10 h 17 min |
| People on this clock | 342,188 | 94,341 |
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 Longmont, CO: common questions
What is the time difference between San Jose and Longmont, CO?
Longmont is 1 hour behind: it uses UTC−7, while San Jose is on UTC−6.
What time is it in Longmont, CO, when it is 9:00 AM in San Jose?
When it is 9:00 AM in San Jose, it is 8:00 AM in Longmont.
What time is it in Longmont, CO, at the end of the working day in San Jose?
The working day in San Jose ends at 6:00 PM; in Longmont it is 5:00 PM at that moment.
Is there a time when both San Jose and Longmont, CO, are at work?
Yes: from 10:00 AM to 6:00 PM in San Jose (9:00 AM to 5:00 PM in Longmont), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in Longmont, CO?
Until 1:00 AM in San Jose it is still the previous day in Longmont. The other way round, from 11:00 PM in Longmont it is already the next day in San Jose.
Is the time difference between San Jose and Longmont, CO, the same all year?
No. Only Longmont switches to summer time, so the gap changes twice a year. From March 14, 2027, Longmont and San Jose will have the same time.
