Current Time in Jamestown, Saint Helena, Ascension and Tristan da Cunha 🇸🇭
The current local time in Jamestown, Saint Helena, Ascension and Tristan da Cunha is 21:30:32 (GMT) on Tuesday, 30 June 2026. Jamestown is not currently observing daylight saving time. The city has a population of about 700. The sun rises at about 06:51 and sets at 18:02 today (11h 11m of daylight).
- Sunrise 06:51
- Sunset 18:02
- 11h 11m daylight
Time zone & daylight saving in Jamestown
Jamestown, Saint Helena, Ascension and Tristan da Cunha keeps GMT (UTC). Jamestown does not change its clocks for daylight saving, so its offset from UTC stays the same all year.
Today the sun rises at about 06:51 and sets at about 18:02 local time, giving Jamestown 11h 11m of daylight.
Right now it is 21:30 on Tuesday in Jamestown (UTC). When it is 21:30 here, it is 17:30 in New York (4h behind), so a quick look at the world clock beats doing the math in your head before a call.
Need a reminder on Jamestown time rather than your own clock? A browser alarm handles that as long as the tab stays open and the device is awake - here is how an online alarm clock works.
Quick scheduling notes for Jamestown
- Use the Atlantic/St_Helena IANA zone when you need the exact rule set for software, calendars, or travel planning.
- Daylight saving is not active now, but it can still affect future dates in some places.
- For a future call, use the time zone converter and then set a matching online alarm.
Time difference from Jamestown to major cities
| City | Current time | Difference |
|---|---|---|
| New York | 17:30 Tue | 4h behind |
| Los Angeles | 14:30 Tue | 7h behind |
| London | 22:30 Tue | 1h ahead |
| Paris | 23:30 Tue | 2h ahead |
| Dubai | 01:30 Wed | 4h ahead |
| Mumbai | 03:00 Wed | 5.5h ahead |
| Singapore | 05:30 Wed | 8h ahead |
| Tokyo | 06:30 Wed | 9h ahead |
| Sydney | 07:30 Wed | 10h ahead |
Best next checks from Jamestown
Compare Jamestown with nearby business hubs, then follow the city links above for live local clocks. You can also browse more time pages for Saint Helena, Ascension and Tristan da Cunha.
Business-hours overlap from Jamestown
For a normal business-hours call, 13:00-17:00 in Jamestown overlaps with 09:00-13:00 in New York.
| Compare with | Jamestown time | Other city time | Overlap |
|---|---|---|---|
| New York | 13:00-17:00 | 09:00-13:00 | 4 hours |
| Los Angeles | 16:00-17:00 | 09:00-10:00 | 1 hour |
| London | 09:00-16:00 | 10:00-17:00 | 7 hours |
| Paris | 09:00-15:00 | 11:00-17:00 | 6 hours |
| Dubai | 09:00-13:00 | 13:00-17:00 | 4 hours |
| Mumbai | 09:00-11:30 | 14:30-17:00 | 2.5 hours |
Simple meeting rule
Pick a slot that lands inside both workdays, then confirm the date again if the meeting is near a daylight saving change.
Jamestown time - Frequently asked questions
What time zone is Jamestown in?
Jamestown uses GMT (UTC). It stays on the same UTC offset all year, with no daylight saving changes.
Does Jamestown observe daylight saving time?
No - Jamestown keeps the same time offset throughout the year.
What time are sunrise and sunset in Jamestown today?
Today the sun rises around 06:51 and sets around 18:02 in Jamestown, about 11h 11m of daylight.
What is the time difference between Jamestown and other cities?
When it is 21:30 in Jamestown, it is 17:30 in New York (4h behind). See the table above for Jamestown's difference from other major cities.
How Alarm.now calculates time in Jamestown
Live clock source
The clock uses the current time with the Atlantic/St_Helena IANA time zone, then updates in your browser every second. Country context comes from the Saint Helena, Ascension and Tristan da Cunha time page.
Local entity signals for Jamestown
These facts help separate this city page from a generic clock page: the place, country, coordinates, time-zone rule set, and daylight context are all tied to Jamestown.
| Country | Saint Helena, Ascension and Tristan da Cunha |
|---|---|
| IANA zone | Atlantic/St_Helena (UTC+00:00) |
| Coordinates | -15.92, -5.72 |
| Population signal | About 700 people |
| Today's daylight | Sunrise 06:51, sunset 18:02, 11h 11m total daylight |
Best internal links from this city
Start with this live city clock, then move to the exact Atlantic/St_Helena time-zone page for rules, the Saint Helena, Ascension and Tristan da Cunha country page for nearby cities, and the time zone converter for future dates.
Future-date checks
For future meetings, compare the city time with the time zone converter because daylight saving changes can shift the offset on a later date.
Lat/Long: 15.92° S, 5.72° W
Population: 700
Country: 🇸🇭 Saint Helena, Ascension and Tristan da Cunha
Timezone: GMT
Daylight Saving Time: No ❌
Standard Timezone Abbreviations used in Saint Helena, Ascension and Tristan da Cunha: GMT