Greenwich Mean Time (GMT, UTC)
Current local time: 03:36
Next DST change: 2027-03-28 - UTC+1.
Current local time in Carmarthen: · 11 Nov 2026
28 Mar 2027 - clocks go forward 1 h to BST (UTC+1) - in 137 days
Green shows daylight saving time. Dark marker: today.
All of United Kingdom uses Greenwich Mean Time.
Zones with matching offsets and clock changes over the next year are grouped together.
| City | Local time | Difference | Working hours | Planner |
|---|---|---|---|---|
 LondonYour time | Same time | Compare Carmarthen and London | ||
 New YorkYour time | -1 day | 5 h behind | Compare Carmarthen and New York | |
| Los AngelesYour time | -1 day | 8 h behind | Compare Carmarthen and Los Angeles | |
 BerlinYour time | 1 h ahead | Compare Carmarthen and Berlin | ||
 DubaiYour time | 4 h ahead | Compare Carmarthen and Dubai | ||
 New DelhiYour time | 5 h 30 min ahead | Compare Carmarthen and New Delhi | ||
 SingaporeYour time | 8 h ahead | Compare Carmarthen and Singapore | ||
 TokyoYour time | 9 h ahead | Compare Carmarthen and Tokyo | ||
 SydneyYour time | 11 h ahead | Compare Carmarthen and Sydney | ||
 CopenhagenYour time | 1 h ahead | Compare Carmarthen and Copenhagen |
9h 3m today - 7h 39m less than the longest day and 1h 17m more than the shortest day.
Calculated from coordinates; sunrise and sunset are approximate.
United KingdomFriday · in 44 days
Nationallong weekendSaturday · in 45 days
NationalMonday · in 47 days
Nationallong weekendFriday · in 51 days
Nationallong weekendFriday · in 135 days
Nationallong weekend84 km south-east
Same local time
Matching offsets and clock changes over the next year.
Time zones: IANA via Intl. Holidays: date-holidays. Sun calculations: SunCalc. City data: GeoNames. Airport data: OurAirports.
