Alton, IL to Nosara: time difference
Nosara is 1 h behind Alton, IL. 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.
Alton, IL 13:32 1:32 PM Nosara 12:32 12:32 PM You –:–
13:32 1:32 PM
Central Daylight Time · UTC-5
☀️ 07:16 · 🌙 18:17
12:32 12:32 PM
Central Standard Time · UTC-6
☀️ 05:32 · 🌙 17:24
·
−1 h
Nosara is 1 h behind Alton, IL.
When you, Alton, IL and Nosara are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Alton, IL
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
🇨🇷 Nosara
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
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Time zones side by side
| Detail | 🇺🇸 Alton, IL | 🇨🇷 Nosara |
|---|---|---|
| Local time | 13:32 | 12:32 |
| Local date | Tuesday, October 20, 2026 | Tuesday, October 20, 2026 |
| Time zone | Central Daylight Time | Central Standard Time |
| UTC offset | UTC-5 | UTC-6 |
| Offset from Alton, IL | — | −1 h |
| IANA zone | America/Chicago | America/Costa Rica |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | Not observed |
| Sunrise | 07:16 | 05:32 |
| Sunset | 18:17 | 17:24 |
| Daylight | 11 h 1 min | 11 h 52 min |
| People on this clock | 25,676 | 4,912 |
Compare Alton, IL with another city
More comparisons with Alton, IL: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Alton, IL and Nosara: common questions
How many hours behind Alton, IL, is Nosara?
The clocks in Nosara are 1 hour behind those in Alton (UTC−6 and UTC−5).
What time is it in Nosara at the start of the working day in Alton, IL?
The working day in Alton starts at 9:00 AM; in Nosara it is 8:00 AM at that moment.
What time is it in Nosara when it is 6:00 PM in Alton, IL?
When it is 6:00 PM in Alton, it is 5:00 PM in Nosara.
When is a good time to call Nosara from Alton, IL?
Between 10:00 AM and 6:00 PM in Alton – that is 9:00 AM to 5:00 PM in Nosara – both places are within working hours (9:00 AM–6:00 PM).
When is it still the previous day in Nosara?
Until 1:00 AM in Alton, IL, it is still the previous day in Nosara. The other way round, from 11:00 PM in Nosara it is already the next day in Alton.
Does the time gap between Alton, IL, and Nosara change during the year?
Yes – daylight saving time is used in Alton but not in Nosara. From November 1, 2026, Nosara and Alton will have the same time.
