Current Local Time in Cardiff
United Kingdom Europe/London BST UTC+1 Daylight saving time
12:29:47 PM
Sunday, August 2, 2026
Daytime UTC+1 (+01:00)
Static values shown for ; your browser updates them to the current second.
UTC offset now
UTC+1
UTC+0 standard / UTC+1 summer
Abbreviation
BST
GMT / BST
Daylight saving
Daylight saving time
Next change October 25, 2026
IANA time zone
Europe/London
United Kingdom · Europe
Cardiff time zone
Local time in Cardiff alternates between UTC+0 (GMT) and UTC+1 (BST). In 2026 the switch to BST happens on March 29, 2026 and the return to GMT on October 25, 2026. Any offset quoted for Cardiff without a date is only right for part of the year.
- IANA time zone
- Europe/London
- Offset in standard time
- UTC+0 (GMT)
- Offset in daylight saving time
- UTC+1 (BST)
- Daylight saving starts (2026)
- March 29, 2026 at 02:00
- Daylight saving ends (2026)
- October 25, 2026 at 01:00
- Most recent clock change
- March 29, 2026 — clocks go forward 1 hour, from 01:00 GMT to 02:00 BST
- Next clock change
- October 25, 2026 — clocks go back 1 hour, from 02:00 BST to 01:00 GMT
- When it is 12:00 UTC
- 12:00 PM in January · 1:00 PM in July
Clock changes in Cardiff, 2026–2028
Full record for Cardiff → ten years back and ten forward, with each year's DST window.
| Date | Change | Local time | Offset after | Then called |
|---|---|---|---|---|
| March 29, 2026 | Forward 60 min | 00:59 → 02:00 | UTC+01:00 | BST (DST) |
| October 25, 2026 | Back 60 min | 01:59 → 01:00 | UTC+00:00 | GMT (standard) |
| March 28, 2027 | Forward 60 min | 00:59 → 02:00 | UTC+01:00 | BST (DST) |
| October 31, 2027 | Back 60 min | 01:59 → 01:00 | UTC+00:00 | GMT (standard) |
| March 26, 2028 | Forward 60 min | 00:59 → 02:00 | UTC+01:00 | BST (DST) |
| October 29, 2028 | Back 60 min | 01:59 → 01:00 | UTC+00:00 | GMT (standard) |
Sun and moon in Cardiff
Computed for 51.4816°, -3.1791° on August 2, 2026.
Sunrise
5:38 AM
Sunset
8:59 PM
Day length
15h 21m
−3m 09s vs yesterday
Solar noon
1:19 PM
Sun at its highest
| Phase | Morning | Evening | Sun's altitude |
|---|---|---|---|
| Astronomical twilight | 2:50 AM | 11:47 PM | −18° to −12° |
| Nautical twilight | 4:04 AM | 10:33 PM | −12° to −6° |
| Civil twilight | 4:58 AM | 9:39 PM | −6° to −0.833° |
| Sunrise / sunset | 5:38 AM | 8:59 PM | −0.833° (upper limb at the horizon) |
Across 2026, daylight in Cardiff runs from about 7h 50m at the shortest day to 16h 38m at the longest.
Moon
Waning gibbous
80% illuminated · 19.1 days into the cycle · waning
- Moonrise
- 10:11 PM
- Moonset
- 9:59 AM
- Next full moon
- Aug 28, 5:19 AM
- Next new moon
- Aug 12, 6:38 PM
Sun and moon figures are computed locally from standard astronomical series (NOAA solar equations and Meeus' lunar terms) — accurate to about a minute at mid latitudes, and less near the poles where the sun crosses the horizon at a shallow angle.
Weather in Cardiff
Loading current weather for Cardiff.
Current weather for Cardiff is unavailable right now. Everything else on this page — local time, time zone rules, sunrise and sunset — is computed locally and unaffected.
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Feels like
- Today's high / low
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- Humidity
- —
- Wind
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- Tomorrow
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Measured · source Open-Meteo · cached for 30 minutes
Time difference between Cardiff and other cities
Differences are computed from each city's own zone rules, so pairs whose clocks change on different dates show more than one value across the year.
| City | Local time | Difference | Across the year |
|---|---|---|---|
| New York United States | 7:29 AM | −5h | Varies: −5h / −4h |
| Sao Paulo Brazil | 8:29 AM | −4h | Varies: −4h / −3h |
| Dublin Ireland | 12:29 PM | ±0h | Fixed all year |
| Tel Aviv Israel | 2:29 PM | +2h | Varies: +2h / +3h / +1h |
| Cairo Egypt | 2:29 PM | +2h | Varies: +2h / +1h / +3h |
| Mumbai India | 4:59 PM | +4:30h | Varies: +4:30h / +5:30h |
| Sydney Australia | 9:29 PM | +9h | Varies: +9h / +11h / +10h |
| Los Angeles United States | 4:29 AM | −8h | Varies: −8h / −7h |
Cardiff at a glance
- Country
- United Kingdom
- Region
- Europe
- Coordinates
- 51.4816° N, 3.1791° W
- IANA time zone
- Europe/London
- Currency
- GBP
- Language
- English
- Usual clock notation
- 12-hour
Only fields we can source are listed; nothing on this page is estimated. Sources are in data sources .
Questions fréquentes
What time is it in Cardiff right now?
The clock at the top of this page shows the current local time in Cardiff, United Kingdom, updated every second from your device's clock and converted with the Europe/London time zone rules. Cardiff currently runs at UTC+1 (BST), and switches between UTC+0 and UTC+1 across the year.
What time zone is Cardiff in?
The IANA identifier for Cardiff is Europe/London. Its abbreviation is GMT in standard time and BST while daylight saving time is in force.
What is the UTC offset in Cardiff?
Cardiff has two offsets. It runs at UTC+0 during standard time and at UTC+1 during daylight saving time, which is why a single fixed offset for Cardiff is always wrong for part of the year. In 2026 the daylight saving period runs from March 29, 2026 to October 25, 2026.
Does Cardiff observe daylight saving time?
Yes. Cardiff changes its clocks twice in 2026: March 29, 2026 — clocks go forward 1 hour, from 01:00 GMT to 02:00 BST; October 25, 2026 — clocks go back 1 hour, from 02:00 BST to 01:00 GMT. Time differences with other places therefore shift during the year.
What is the time difference between Cardiff and New York?
For most of 2026, New York is 5 hours behind Cardiff. Because the two places change their clocks on different dates, the gap is 4 hours (New York behind Cardiff) from March 8 – March 29 and October 25 – November 1.
What is the time difference between Cardiff and Sao Paulo?
For most of 2026, Sao Paulo is 4 hours behind Cardiff. Because the two places change their clocks on different dates, the gap is 3 hours (Sao Paulo behind Cardiff) from January 1 – March 29 and October 25 – December 31.
What is the time difference between Cardiff and Dublin?
Cardiff and Dublin sit in different time zones (Europe/London and Europe/Dublin) but read the same clock all year, because their offsets happen to match.
How long is the day in Cardiff?
Day length in Cardiff ranges from about 7h 50m at the shortest day of 2026 to about 16h 38m at the longest. The sunrise and sunset section on this page shows today's figures for latitude 51.48°, longitude -3.18°.