Nosara to Waltham, MA: time difference
Waltham, MA is 2 h ahead of 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 08:01 8:01 AM Waltham, MA 10:01 10:01 AM You –:–
08:01 8:01 AM
Central Standard Time · UTC-6
☀️ 05:32 · 🌙 17:25
10:01 10:01 AM
Eastern Daylight Time · UTC-4
☀️ 07:02 · 🌙 18:00
·
+2 h
Waltham, MA is 2 h ahead of Nosara.
When you, Nosara and Waltham, MA 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
🇺🇸 Waltham, MA
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 1 1 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇷 Nosara | 🇺🇸 Waltham, MA |
|---|---|---|
| Local time | 08:01 | 10:01 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Central Standard Time | Eastern Daylight Time |
| UTC offset | UTC-6 | UTC-4 |
| Offset from Nosara | — | +2 h |
| IANA zone | America/Costa Rica | America/New York |
| Daylight saving | Not observed | On summer time → UTC-5, Nov 1, 01:00 |
| Sunrise | 05:32 | 07:02 |
| Sunset | 17:25 | 18:00 |
| Daylight | 11 h 53 min | 10 h 58 min |
| People on this clock | 4,912 | 60,636 |
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 Waltham, MA: common questions
How many hours ahead of Nosara is Waltham, MA?
The clocks in Waltham are 2 hours ahead of those in Nosara (UTC−4 and UTC−6).
What time is it in Waltham, MA, when it is 9:00 AM in Nosara?
When it is 9:00 AM in Nosara, it is 11:00 AM in Waltham.
What time is it in Waltham, MA, when it is 6:00 PM in Nosara?
When it is 6:00 PM in Nosara, it is 8:00 PM in Waltham.
When do working hours in Nosara and in Waltham, MA, overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 4:00 PM in Nosara, which is 11:00 AM to 6:00 PM in Waltham.
When does the date change in Waltham, MA, compared with Nosara?
The new day starts in Waltham earlier: at 10:00 PM in Nosara it is already midnight there. Until 2:00 AM in Waltham, Nosara is still on the previous day.
Does the time difference between Nosara and Waltham, MA, change?
Yes. The clocks change only in Waltham. From November 1, 2026, Waltham will be 1 hour ahead of Nosara.
