What is the time difference between Nuuk and London?

London is 2 hours ahead of Nuuk. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.

When is the best time to call London from Nuuk?

Between 09:00–16:00 in Nuuk, which is 11:00–18:00 in London. That is the only stretch where both cities are inside a 09:00–18:00 day.

Does Nuuk observe daylight saving time?

Yes. Nuuk runs on UTC-2 in winter and UTC-1 in summer. The next change is on 2026-10-24, when clocks go back by 60 minutes.

Does London observe daylight saving time?

Yes. London runs on UTC+0 in winter and UTC+1 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.

If it is midday in Nuuk, what time is it in London?

It is 14:00 in London, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.

Which time zones do Nuuk and London use?

Nuuk uses America/Nuuk, currently UTC-1, and London uses Europe/London, currently UTC+1 (BST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.

Convert Nuuk time to London time

London is 2 hours ahead of Nuuk right now, so midday in Nuuk lands in the afternoon in London.

Convert a time

From

Date

Time

Converted time

—

The converter needs JavaScript to run. Everything below — offsets, daylight saving dates and the hour-by-hour table — is part of the page and works without it.

Hour by hour

The whole day mapped across: read down the left for Nuuk, across for London.

Nuuk	London
00:00	02:00
01:00	03:00
02:00	04:00
03:00	05:00
04:00	06:00
05:00	07:00
06:00	08:00
07:00	09:00
08:00	10:00
09:00	11:00
10:00	12:00
11:00	13:00
12:00	14:00
13:00	15:00
14:00	16:00
15:00	17:00
16:00	18:00
17:00	19:00
18:00	20:00
19:00	21:00
20:00	22:00
21:00	23:00
22:00	00:00next day
23:00	01:00next day

Daylight saving time

Both cities change their clocks, but not necessarily on the same date — which is why the difference between them shifts for a few weeks each year.

Nuuk

Observes daylight saving time

Standard: UTC-2
Daylight: UTC-1
Next change: 2026-10-24 −60m

London

Observes daylight saving time

Standard: UTC+0
Daylight: UTC+1
Next change: 2026-10-25 −60m

When you can actually talk

The window is 7 hours wide — 09:00–16:00 in Nuuk, 11:00–18:00 in London.

Nuuk 09:00–16:00London 11:00–18:00

Reference

The underlying data, in case you need to put it in a calendar invitation or a configuration file.

	Nuuk	London
IANA zone	America/Nuuk	Europe/London
Abbreviation	UTC-1	BST
Standard offset	UTC-2	UTC+0
Daylight offset	UTC-1	UTC+1
Clock changes this year	2	2
Country	Greenland	United Kingdom

Example, not the current time. Live times appear once the page loads.

Common questions

What is the time difference between Nuuk and London?: London is 2 hours ahead of Nuuk. That figure is current — it changes by an hour when either city starts or ends daylight saving, and the exact dates are listed above.
When is the best time to call London from Nuuk?: Between 09:00–16:00 in Nuuk, which is 11:00–18:00 in London. That is the only stretch where both cities are inside a 09:00–18:00 day.
Does Nuuk observe daylight saving time?: Yes. Nuuk runs on UTC-2 in winter and UTC-1 in summer. The next change is on 2026-10-24, when clocks go back by 60 minutes.
Does London observe daylight saving time?: Yes. London runs on UTC+0 in winter and UTC+1 in summer. The next change is on 2026-10-25, when clocks go back by 60 minutes.
If it is midday in Nuuk, what time is it in London?: It is 14:00 in London, on the same calendar date. That holds for the current offsets; it shifts by an hour around the daylight saving dates listed above.
Which time zones do Nuuk and London use?: Nuuk uses America/Nuuk, currently UTC-1, and London uses Europe/London, currently UTC+1 (BST). Those identifiers are the ones to use in code — abbreviations are ambiguous and offsets change.