Upper Marlboro, MD to Lisbon: time difference
Lisbon is 4 h ahead of Upper Marlboro, MD. Live clocks for both, the working hours they share, and how each one sits against your own time.
🇵🇹 Lisbon, Portugal
25
- Western European Standard Time
- UTC+0
- Twilight
☀️ 06:59 · 🌙 17:43 · 10 h 43 min
+4 h
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Upper Marlboro, MD 14:02 2:02 PM Lisbon 18:02 6:02 PM You –:–
14:02 2:02 PM
Eastern Daylight Time · UTC-4
☀️ 07:30 · 🌙 18:13
18:02 6:02 PM
Western European Standard Time · UTC+0
☀️ 06:59 · 🌙 17:43
·
+4 h
Lisbon is 4 h ahead of Upper Marlboro, MD.
When you, Upper Marlboro, MD 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
🇺🇸 Upper Marlboro, MD
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
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 2 2 AM 3 3 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇺🇸 Upper Marlboro, MD | 🇵🇹 Lisbon |
|---|---|---|
| Local time | 14:02 | 18:02 |
| Local date | Wednesday, October 28, 2026 | Wednesday, October 28, 2026 |
| Time zone | Eastern Daylight Time | Western European Standard Time |
| UTC offset | UTC-4 | UTC+0 |
| Offset from Upper Marlboro, MD | — | +4 h |
| IANA zone | America/New York | Europe/Lisbon |
| Daylight saving | On summer time → UTC-5, Nov 1, 01:00 | On standard time → UTC+1, Mar 28, 02:00 |
| Sunrise | 07:30 | 06:59 |
| Sunset | 18:13 | 17:43 |
| Daylight | 10 h 42 min | 10 h 43 min |
| People on this clock | 700 | 545,923 |
Compare Upper Marlboro, MD with another city
More comparisons with Upper Marlboro, MD: the time zones next to it and the far side of the clock.
Nearby time zones
Big time differences
Upper Marlboro, MD and Lisbon: common questions
What is the time difference between Upper Marlboro, MD, and Lisbon?
Lisbon is 4 hours ahead: it uses UTC+0, while Upper Marlboro is on UTC−4.
If it is 9:00 AM in Upper Marlboro, MD, what time is it in Lisbon?
At 9:00 AM in Upper Marlboro, clocks in Lisbon show 1:00 PM.
What time is it in Lisbon when it is 6:00 PM in Upper Marlboro, MD?
When it is 6:00 PM in Upper Marlboro, it is 10:00 PM in Lisbon.
When do working hours in Upper Marlboro, MD, and in Lisbon overlap?
Working hours (9:00 AM–6:00 PM) overlap from 9:00 AM to 2:00 PM in Upper Marlboro, which is 1:00 PM to 6:00 PM in Lisbon.
When does the date change in Lisbon compared with Upper Marlboro, MD?
The new day starts in Lisbon earlier: at 8:00 PM in Upper Marlboro it is already midnight there. Until 4:00 AM in Lisbon, Upper Marlboro is still on the previous day.
Does the time difference between Upper Marlboro, MD, and Lisbon change?
Yes. Both places change their clocks, but on different dates. From November 1, 2026, Lisbon will be 5 hours ahead of Upper Marlboro.
