Local time · Portsmouth
What time is it in Portsmouth, New Hampshire?
4:51:41AM
- Time zone
- EST
- America/New_York
- UTC offset
- −5:00
- Standard is −5:00
- Daylight saving
- Not in force
- Starts Sun, Mar 14
- Population
- 22,938
- City proper
Around the world
About this clock
Daylight saving in Portsmouth
Portsmouth is currently on standard time. The next change is Sunday, March 14, 2027, when 2:00 am becomes 3:00 am local time.
Portsmouth sits at 43.06°N, 70.78°W. For sunrise and sunset there — which do depend on exactly where it is, unlike the clock — see sunrise and sunset in Portsmouth.
Clock time against sun time
The clock says the same thing everywhere in Eastern Standard Time, but the sun does not. Over Portsmouth it is highest at 11:27 am today — 33 minutes before clock noon.
At 70.8°W, Portsmouth sits 17 minutes of solar time east of Eastern Standard Time’s 75° meridian, so on standard time the sun peaks 17 minutes before noon.
Daylight in Portsmouth today
- Sunrise
- 6:33 am
- Sunset
- 4:21 pm
- Day length
- 9 hours 48 minutes
- Longest day
- 15 hours 22 minutes
Today runs 9 hours 48 minutes in Portsmouth, and the day is getting shorter by 2 minutes a day. Across the year it swings 6 hours 22 minutes, from 15 hours 22 minutes at the June solstice down to 9 hours in December.
At 43.1°N that puts Portsmouth between Kailua at 2 hours 22 minutes and Fairbanks at 18 hours 9 minutes.