Lisbon to Rio Claro: time difference
Rio Claro is 5 h behind Lisbon. 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.
Lisbon 13:28 1:28 PM Rio Claro 08:28 8:28 AM You –:–
13:28 1:28 PM
Western European Summer Time · UTC+1
☀️ 07:49 · 🌙 18:56
08:28 8:28 AM
Atlantic Standard Time · UTC-4
☀️ 05:54 · 🌙 17:47
·
−5 h
Rio Claro is 5 h behind Lisbon.
When you, Lisbon and Rio Claro are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇵🇹 Lisbon
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
🇹🇹 Rio Claro
19 7 PM 20 8 PM 21 9 PM 22 10 PM 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
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇵🇹 Lisbon | 🇹🇹 Rio Claro |
|---|---|---|
| Local time | 13:28 | 08:28 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Western European Summer Time | Atlantic Standard Time |
| UTC offset | UTC+1 | UTC-4 |
| Offset from Lisbon | — | −5 h |
| IANA zone | Europe/Lisbon | America/Port of Spain |
| Daylight saving | On summer time → UTC+0, Oct 25, 01:00 | Not observed |
| Sunrise | 07:49 | 05:54 |
| Sunset | 18:56 | 17:47 |
| Daylight | 11 h 7 min | 11 h 53 min |
| People on this clock | 545,923 | 35,650 |
Compare Lisbon with another city
More comparisons with Lisbon: the time zones next to it and the far side of the clock.
Big time differences
Lisbon and Rio Claro: common questions
How far behind Lisbon is Rio Claro?
Rio Claro is 5 hours behind Lisbon: UTC−4 against UTC+1.
If it is 9:00 AM in Lisbon, what time is it in Rio Claro?
At 9:00 AM in Lisbon, clocks in Rio Claro show 4:00 AM.
If it is 6:00 PM in Lisbon, what time is it in Rio Claro?
At 6:00 PM in Lisbon, clocks in Rio Claro show 1:00 PM.
When is a good time to call Rio Claro from Lisbon?
Between 2:00 PM and 6:00 PM in Lisbon – that is 9:00 AM to 1:00 PM in Rio Claro – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Rio Claro compared with Lisbon?
The new day starts in Rio Claro later: until 5:00 AM in Lisbon, it is still the previous day there. From 7:00 PM in Rio Claro, Lisbon is already on the next day.
Is the time difference between Lisbon and Rio Claro the same all year?
No. Only Lisbon switches to summer time, so the gap changes twice a year. From October 25, 2026, Rio Claro will be 4 hours behind Lisbon.
