Time Zone History

Nuuk time zone history

The latest change of standard time came on March 25, 2023, from UTC−3 to UTC−2. On standard time, clocks in Nuuk run 1 hour 27 minutes ahead of local mean solar time.

UTC−2

Standard time is UTC−2; clocks go forward to UTC−1 on the last Saturday in March and back on the last Sunday in October.

Covers: Greenland (most areas) · tz database name America/Nuuk

Convert a time from Nuuk

Summer time in 46 of 57 years since 1970

UTC−3:26:56, UTC−3: behind today’s standard timeUTC−2: today’s standard timeUTC−1: 1 hour ahead of today’s standard timeUTC−3:26:56, UTC−3: behind today’sstandard timeUTC−2: today’s standard timeUTC−1: 1 hour ahead of today’sstandard time

How to read this chart

Before 1970

19101920193019401950196019701910192019301940195019601970
JanFebMarAprMayJunJulAugSepOctNovDec1970198019902000201020202028JFMAMJJASOND1970198019902000201020202028

Standard time changes

DateChangeNew standard timeClock label
Before 1970
July 28, 1916Local mean time (UTC−3:26:56) replacedUTC−3numeric only
Since 1970
March 25, 2023Standard time forward 1 hourUTC−2numeric only

Daylight saving periods

YearsClocks go forwardClocks go backShift and labels
1980April 6September 271 hour
1981–1984fourth Saturday in March, 22:00last Saturday in September, 23:001 hour
1985–1989last Saturday in March, 22:00fourth Saturday in September, 23:001 hour
1990March 24September 291 hour
1991–1995last Saturday in March, 22:00fourth Saturday in September, 23:001 hour
1996–1998last Saturday in March, 22:00fourth Saturday in October, 23:001 hour
1999–2001fourth Saturday in March, 22:00last Saturday in October, 23:001 hour
2002–2006last Saturday in March, 22:00last Saturday in October, 23:001 hour
2007March 24October 271 hour
2008–2009last Saturday in March, 22:00fourth Saturday in October, 23:001 hour
2010–2012fourth Saturday in March, 22:00last Saturday in October, 23:001 hour
2013–2015last Saturday in March, 22:00fourth Saturday in October, 23:001 hour
2016–2018fourth Saturday in March, 22:00last Saturday in October, 23:001 hour
2019–2020last Saturday in March, 22:00fourth Saturday in October, 23:001 hour
2021–2022last Saturday in March, 22:00last Saturday in October, 23:001 hour
2024–2028last Saturday in March, 23:00last Sunday in October, 00:001 hour
2029March 24October 281 hour
2030–2034last Saturday in March, 23:00last Sunday in October, 00:001 hour
2035March 24October 281 hour
2036–2037last Saturday in March, 23:00last Sunday in October, 00:001 hour

Clock changes in 2026, 2027 and 2028

The clocks go forward 1 hour on March 28, 2026, March 27, 2027 and March 25, 2028 at 23:00 and back 1 hour on October 25, 2026, October 31, 2027 and October 29, 2028 at 00:00, local time.

Also on UTC−2

Ittoqqortoormiit (Greenland), Fernando de Noronha (Brazil) and South Georgia and the South Sandwich Islands.

Clocks next door since 1970

  • Iqaluit (Canada) (816 km): usually 2 hours behind; different on 4,138 days in 1972–2026; 3 hours behind today.
  • Goose Bay (Canada) (1,304 km): usually 1 hour behind; different on 4,322 days in 1970–2026; 2 hours behind today.
  • Ittoqqortoormiit (1,434 km): usually 2 hours ahead; different on 5,265 days in 1970–1981 and 2023–2026; same time today.
  • Pituffik (Thule) (1,503 km): usually 1 hour behind; different on 3,685 days in 1980–2026; 2 hours behind today.
  • Danmarkshavn (1,812 km): same time except 11,323 days in 1996–2026; 2 hours ahead today.