Greenwich Mean Time (GMT, UTC)
Current local time: 08:06
Next DST change: 2027-03-28 - UTC+1.
Current local time in Alton: · 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 Alton and London | ||
 New YorkYour time | 5 h behind | Compare Alton and New York | ||
| Los AngelesYour time | 8 h behind | Compare Alton and Los Angeles | ||
 BerlinYour time | 1 h ahead | Compare Alton and Berlin | ||
 DubaiYour time | 4 h ahead | Compare Alton and Dubai | ||
 New DelhiYour time | 5 h 30 min ahead | Compare Alton and New Delhi | ||
 SingaporeYour time | 8 h ahead | Compare Alton and Singapore | ||
 TokyoYour time | 9 h ahead | Compare Alton and Tokyo | ||
 SydneyYour time | 11 h ahead | Compare Alton and Sydney | ||
 CopenhagenYour time | 1 h ahead | Compare Alton and Copenhagen |
9h 8m today - 7h 27m less than the longest day and 1h 14m 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 weekend35 km south-west
Same local time51 km north-east
Same local time55 km 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.
