Time in Portsmouth
Wednesday, October 21, 2026
EDT (UTC-4), Eastern Daylight Time
New Hampshire, United States
Portsmouth is 5 hours behind London.
Convert Portsmouth time
Finding your time zone…
4:05 PM in Portsmouth, Wednesday, October 21, 2026
Shared working hours (9:00–18:00)
Time difference from Portsmouth
Current time in major cities and how far ahead or behind Portsmouth they are. Select a city for a detailed comparison.
| Place | Time now | Difference from Portsmouth |
|---|---|---|
| New YorkUnited States | 4:05 PM EDT | ±0 |
| LondonUnited Kingdom | 9:05 PM BST | +5h |
| Los AngelesCalifornia, United States | 1:05 PM PDT | -3h |
| ChicagoIllinois, United States | 3:05 PM CDT | -1h |
| TorontoOntario, Canada | 4:05 PM EDT | ±0 |
| São PauloBrazil | 5:05 PM BRT | +1h |
| ParisFrance | 10:05 PM CEST | +6h |
| BerlinGermany | 10:05 PM CEST | +6h |
| MoscowRussia | 11:05 PM MSK | +7h |
| DubaiUnited Arab Emirates | 12:05 AM GSTnext day | +8h |
| New DelhiDelhi, India | 1:35 AM ISTnext day | +9h 30m |
| BangkokThailand | 3:05 AM ICTnext day | +11h |
| Singapore | 4:05 AM SGTnext day | +12h |
| ShanghaiChina | 4:05 AM CSTnext day | +12h |
| TokyoJapan | 5:05 AM JSTnext day | +13h |
| SydneyNew South Wales, Australia | 7:05 AM AEDTnext day | +15h |
| AucklandNew Zealand | 9:05 AM NZDTnext day | +17h |
| JohannesburgSouth Africa | 10:05 PM SAST | +6h |
Portsmouth time zone
- Local time
- 4:05 PM
- Date
- Oct 21, 2026
- Time zone
- EDT
- UTC offset
- UTC-4
- IANA time zone
- America/New_York
- Dialing code
- +1
- Population
- 21,530
- Coordinates
- 43.08, -70.76
Daylight saving time
Portsmouth uses daylight saving time: UTC-5 in standard time and UTC-4 in summer. Summer time is in effect now.
Clocks go back 1 hour on Sunday, November 1, 2026: at 2:00 AM it becomes 1:00 AM again.
Sunrise and sunset today
- Sunrise
- 7:03 AM
- Sunset
- 5:51 PM
- Day length
- 10h 48m
- Solar noon
- 12:27 PM
Cities in United States
Cities near Portsmouth
- ManchesterNew Hampshire, United States
- LowellMassachusetts, United States
- CambridgeMassachusetts, United States
- WorcesterMassachusetts, United States
- ProvidenceRhode Island, United States
- New BedfordMassachusetts, United States
- SpringfieldMassachusetts, United States
Questions and answers
What time zone is Portsmouth in?
Portsmouth uses Eastern Daylight Time (America/New_York); the local time is currently UTC-4.
Does Portsmouth observe daylight saving time?
Yes. Portsmouth switches between UTC-5 in standard time and UTC-4 in summer.
What is the time difference between Portsmouth and London?
Portsmouth is 5 hours behind London.
What is the international dialing code for Portsmouth?
The country calling code is +1.