Nosara to San Mateo, CA: time difference
San Mateo, CA is 1 h behind Nosara. 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.
Nosara 09:57 9:57 AM San Mateo, CA 08:57 8:57 AM You –:–
09:57 9:57 AM
Central Standard Time · UTC-6
☀️ 05:32 · 🌙 17:25
08:57 8:57 AM
Pacific Daylight Time · UTC-7
☀️ 07:21 · 🌙 18:29
·
−1 h
San Mateo, CA is 1 h behind Nosara.
When you, Nosara and San Mateo, CA are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇷 Nosara
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 Mateo, CA
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 | 🇨🇷 Nosara | 🇺🇸 San Mateo, CA |
|---|---|---|
| Local time | 09:57 | 08:57 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Central Standard Time | Pacific Daylight Time |
| UTC offset | UTC-6 | UTC-7 |
| Offset from Nosara | — | −1 h |
| IANA zone | America/Costa Rica | America/Los Angeles |
| Daylight saving | Not observed | On summer time → UTC-8, Nov 1, 01:00 |
| Sunrise | 05:32 | 07:21 |
| Sunset | 17:25 | 18:29 |
| Daylight | 11 h 53 min | 11 h 8 min |
| People on this clock | 4,912 | 103,536 |
Compare Nosara with another city
More comparisons with Nosara: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Nosara and San Mateo, CA: common questions
What is the time difference between Nosara and San Mateo, CA?
San Mateo is 1 hour behind: it uses UTC−7, while Nosara is on UTC−6.
What time is it in San Mateo, CA, at the start of the working day in Nosara?
The working day in Nosara starts at 9:00 AM; in San Mateo it is 8:00 AM at that moment.
What time is it in San Mateo, CA, when it is 6:00 PM in Nosara?
When it is 6:00 PM in Nosara, it is 5:00 PM in San Mateo.
Is there a time when both Nosara and San Mateo, CA, are at work?
Yes: from 10:00 AM to 6:00 PM in Nosara (9:00 AM to 5:00 PM in San Mateo), the working days (9:00 AM–6:00 PM) overlap.
When is it still the previous day in San Mateo, CA?
Until 1:00 AM in Nosara it is still the previous day in San Mateo. The other way round, from 11:00 PM in San Mateo it is already the next day in Nosara.
Does the time difference between Nosara and San Mateo, CA, change?
Yes. The clocks change only in San Mateo. From November 1, 2026, San Mateo will be 2 hours behind Nosara.
