Helena, MT to San Jose: time difference
San Jose is 1 h ahead of Helena, MT. 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.
Helena, MT 23:26 11:26 PM San Jose 00:26 12:26 AM You –:–
23:26 11:26 PM
Mountain Standard Time · UTC-7
☀️ 07:17 · 🌙 17:09
00:26 12:26 AM
Central Standard Time · UTC-6
☀️ 05:29 · 🌙 17:13
·
+1 h
San Jose is 1 h ahead of Helena, MT.
When you, Helena, MT 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
🇺🇸 Helena, MT
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
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 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Helena, MT | 🇨🇷 San Jose |
|---|---|---|
| Local time | 23:26 | 00:26 |
| Local date | Thursday, November 5, 2026 | Friday, November 6, 2026 |
| Time zone | Mountain Standard Time | Central Standard Time |
| UTC offset | UTC-7 | UTC-6 |
| Offset from Helena, MT | — | +1 h |
| IANA zone | America/Denver | America/Costa Rica |
| Daylight saving | On standard time → UTC-6, Mar 14, 03:00 | Not observed |
| Sunrise | 07:17 | 05:29 |
| Sunset | 17:09 | 17:13 |
| Daylight | 9 h 52 min | 11 h 44 min |
| People on this clock | 32,091 | 342,188 |
Compare Helena, MT with another city
More comparisons with Helena, MT: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Helena, MT and San Jose: common questions
What is the time difference between Helena, MT, and San Jose?
San Jose is 1 hour ahead: it uses UTC−6, while Helena is on UTC−7.
What time is it in San Jose when it is 9:00 AM in Helena, MT?
When it is 9:00 AM in Helena, it is 10:00 AM in San Jose.
If it is 6:00 PM in Helena, MT, what time is it in San Jose?
At 6:00 PM in Helena, clocks in San Jose show 7:00 PM.
When is a good time to call San Jose from Helena, MT?
Between 9:00 AM and 5:00 PM in Helena – that is 10:00 AM to 6:00 PM in San Jose – both places are within working hours (9:00 AM–6:00 PM).
From what time in Helena, MT, is it tomorrow in San Jose?
Once it is 11:00 PM in Helena, the date in San Jose has already changed. Until 1:00 AM in San Jose, it is still the previous day in Helena.
Does the time difference between Helena, MT, and San Jose change?
Yes. The clocks change only in Helena. From March 14, 2027, San Jose and Helena will have the same time.
