Time zone
Greenwich Mean Time (GMT), UTC+0. IANA zone Europe/London.
Tuesday, November 3, 2026
GMT · UTC+0 Greenwich Mean Time
Greenwich Mean Time (GMT), UTC+0. IANA zone Europe/London.
Sunday, March 28, 2027: clocks go forward 1 hour at 1:00 AM local time (UTC+0 → UTC+1).
London, England, United Kingdom. Coordinates 51.51° N, 0.13° W; population about 8,961,989.
Calculated for the city centre at sea level; accurate to about a minute. Golden hour is when the sun is between 4° below and 6° above the horizon; blue hour between 6° and 4° below. See the whole month or another date.
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| City | Local time | Difference from London |
|---|---|---|
| New York City, New York | 7:00 AM | 5 hours behind London |
| Los Angeles, California | 4:00 AM | 8 hours behind London |
| Chicago, Illinois | 6:00 AM | 6 hours behind London |
| Denver, Colorado | 5:00 AM | 7 hours behind London |
| Phoenix, Arizona | 5:00 AM | 7 hours behind London |
| Honolulu, Hawaii | 2:00 AM | 10 hours behind London |
| Anchorage, Alaska | 3:00 AM | 9 hours behind London |
| Toronto, Canada | 7:00 AM | 5 hours behind London |
| Vancouver, Canada | 5:00 AM | 7 hours behind London |
| Mexico City, Mexico | 6:00 AM | 6 hours behind London |
| São Paulo, Brazil | 9:00 AM | 3 hours behind London |
| Buenos Aires, Argentina | 9:00 AM | 3 hours behind London |
| Dublin, Ireland | 12:00 PM | Same time as London |
| Paris, France | 1:00 PM | 1 hour ahead of London |
London uses Greenwich Mean Time (GMT, UTC+0) as standard time and British Summer Time (BST, UTC+1) during daylight saving time. Its IANA time-zone identifier is Europe/London, which is what phones and computers use to set the local time.
Yes. Sunday, March 28, 2027: clocks go forward 1 hour at 1:00 AM local time (UTC+0 → UTC+1). The previous change was on Sunday, October 25, 2026.
London is Same time as UTC on standard time and 1 hour ahead of UTC during daylight saving time.
The table above shows today’s sunrise, sunset and day length for the city centre. As an example, on Tuesday, November 3, 2026 the sun rose at 6:56 AM and set at 4:31 PM, giving 9 h 34 min of daylight.