Current Time in Cardiff, United Kingdom 🇬🇧
The current local time in Cardiff, United Kingdom is 04:56:22 (BST) on Tuesday, 21 July 2026. Cardiff is currently on daylight saving time. The city has a population of about 447,287. The sun rises at about 05:20 and sets at 21:17 today (15h 57m of daylight).
- Sunrise 05:20
- Sunset 21:17
- 15h 57m daylight
Time zone & daylight saving in Cardiff
Cardiff, United Kingdom keeps BST (UTC+01:00). It observes daylight saving time, so the clocks move one hour twice a year - Cardiff is on summer (DST) time right now. See our guide to daylight saving time.
Today the sun rises at about 05:20 and sets at about 21:17 local time, giving Cardiff 15h 57m of daylight.
Right now it is 04:56 on Tuesday in Cardiff (UTC+01:00). When it is 04:56 here, it is 23:56 in New York (5h behind), so a quick look at the world clock beats doing the math in your head before a call.
Need a reminder on Cardiff 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 Cardiff
- Use the Europe/London IANA zone when you need the exact rule set for software, calendars, or travel planning.
- Daylight saving is active now, so compare the current UTC offset before booking calls.
- For a future call, use the time zone converter and then set a matching online alarm.
Time difference from Cardiff to major cities
| City | Current time | Difference |
|---|---|---|
| New York | 23:56 Mon | 5h behind |
| Los Angeles | 20:56 Mon | 8h behind |
| Paris | 05:56 Tue | 1h ahead |
| Dubai | 07:56 Tue | 3h ahead |
| Mumbai | 09:26 Tue | 4.5h ahead |
| Singapore | 11:56 Tue | 7h ahead |
| Tokyo | 12:56 Tue | 8h ahead |
| Sydney | 13:56 Tue | 9h ahead |
Best next checks from Cardiff
Compare Cardiff with nearby business hubs, then follow the city links above for live local clocks. You can also browse more time pages for United Kingdom.
Business-hours overlap from Cardiff
For a normal business-hours call, 14:00-17:00 in Cardiff overlaps with 09:00-12:00 in New York.
| Compare with | Cardiff time | Other city time | Overlap |
|---|---|---|---|
| New York | 14:00-17:00 | 09:00-12:00 | 3 hours |
| Los Angeles | - | - | No standard 09:00-17:00 overlap |
| Paris | 09:00-16:00 | 10:00-17:00 | 7 hours |
| Dubai | 09:00-14:00 | 12:00-17:00 | 5 hours |
| Mumbai | 09:00-12:30 | 13:30-17:00 | 3.5 hours |
| Singapore | 09:00-10:00 | 16:00-17:00 | 1 hour |
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.
Cardiff time - Frequently asked questions
What time zone is Cardiff in?
Cardiff uses BST (UTC+01:00). During part of the year it switches to daylight saving time, moving the clocks forward one hour.
Does Cardiff observe daylight saving time?
Yes - Clocks go forward an hour in spring and back an hour in autumn, so the local offset changes twice a year.
What time are sunrise and sunset in Cardiff today?
Today the sun rises around 05:20 and sets around 21:17 in Cardiff, about 15h 57m of daylight.
What is the time difference between Cardiff and other cities?
When it is 04:56 in Cardiff, it is 23:56 in New York (5h behind). See the table above for Cardiff's difference from other major cities.
How Alarm.now calculates time in Cardiff
Live clock source
The clock uses the current time with the Europe/London IANA time zone, then updates in your browser every second. Country context comes from the United Kingdom time page.
Local entity signals for Cardiff
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 Cardiff.
| Country | United Kingdom |
|---|---|
| IANA zone | Europe/London (UTC+00:00) |
| Coordinates | 51.48, -3.18 |
| Population signal | About 447,287 people |
| Today's daylight | Sunrise 05:20, sunset 21:17, 15h 57m total daylight |
Best internal links from this city
Start with this live city clock, then move to the exact Europe/London time-zone page for rules, the United Kingdom 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: 51.48° N, 3.18° W
Population: 447,287
Country: 🇬🇧 United Kingdom
Timezone: GMT
Daylight Saving Time: Yes ✅ (Abbreviation: BST)
Standard Timezone Abbreviations used in United Kingdom: GMT
Daylight Saving Timezone Abbreviations used in United Kingdom: BST