Clarksville, TN to Lisbon: time difference
Lisbon is 6 h ahead of Clarksville, TN. Live clocks for both, the working hours they share, and how each one sits against your own time.
+6 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Clarksville, TN 13:38 1:38 PM Lisbon 19:38 7:38 PM You –:–
13:38 1:38 PM
Central Daylight Time · UTC-5
☀️ 06:53 · 🌙 18:21
19:38 7:38 PM
Western European Summer Time · UTC+1
☀️ 07:41 · 🌙 19:07
·
+6 h
Lisbon is 6 h ahead of Clarksville, TN.
When you, Clarksville, TN and Lisbon are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇺🇸 Clarksville, TN
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
🇵🇹 Lisbon
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 2 2 AM 3 3 AM 4 4 AM 5 5 AM
📍 Your time
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Time zones side by side
| Detail | 🇺🇸 Clarksville, TN | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 13:38 | 19:38 |
| Local date | Saturday, October 10, 2026 | Saturday, October 10, 2026 |
| Time zone | Central Daylight Time | Western European Summer Time |
| UTC offset | UTC-5 | UTC+1 |
| Offset from Clarksville, TN | — | +6 h |
| IANA zone | America/Chicago | Europe/Lisbon |
| Daylight saving | On summer time → UTC-6, Nov 1, 01:00 | On summer time → UTC+0, Oct 25, 01:00 |
| Sunrise | 06:53 | 07:41 |
| Sunset | 18:21 | 19:07 |
| Daylight | 11 h 29 min | 11 h 26 min |
| People on this clock | 180,716 | 545,923 |
Compare Clarksville, TN with another city
More comparisons with Clarksville, TN: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Clarksville, TN and Lisbon: common questions
What is the time difference between Clarksville, TN, and Lisbon?
Lisbon is 6 hours ahead: it uses UTC+1, while Clarksville is on UTC−5.
If it is 9:00 AM in Clarksville, TN, what time is it in Lisbon?
At 9:00 AM in Clarksville, clocks in Lisbon show 3:00 PM.
If it is 6:00 PM in Clarksville, TN, what time is it in Lisbon?
At 6:00 PM in Clarksville, clocks in Lisbon show 12:00 AM (the next day).
When do working hours in Clarksville, TN, and in Lisbon overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 12:00 PM in Clarksville, which is 3:00 PM to 6:00 PM in Lisbon.
From what time in Clarksville, TN, is it tomorrow in Lisbon?
Once it is 6:00 PM in Clarksville, the date in Lisbon has already changed. Until 6:00 AM in Lisbon, it is still the previous day in Clarksville.
Does the time difference between Clarksville, TN, and Lisbon change?
Yes. Both places change their clocks, but on different dates. From October 25, 2026, Lisbon will be 5 hours ahead of Clarksville.
