Time Zone History

Iqaluit time zone history

On standard time, clocks at Iqaluit run 26 minutes behind local mean solar time, tied eighth-largest gap among the 79 zones whose clocks run behind the sun.

UTC−5

Standard time is UTC−5 (EDT/EST); clocks go forward to UTC−4 on the second Sunday in March and back on the first Sunday in November.

Covers: Nunavut (most eastern areas) · tz database name America/Iqaluit

Convert a time from Iqaluit

Summer time in 55 of 57 years since 1970

UTC−6: 1 hour behind today’s standard timeUTC−5: today’s standard timeUTC−4: 1 hour ahead of today’s standard timeNo local time in the record (station not yet in use)UTC−6: 1 hour behind today’sstandard timeUTC−5: today’s standard timeUTC−4: 1 hour ahead of today’sstandard timeNo local time in the record(station not yet in use)

How to read this chart

Before 1970

1930194019501960197019301940195019601970
JanFebMarAprMayJunJulAugSepOctNovDec1970198019902000201020202028JFMAMJJASOND1970198019902000201020202028

Standard time changes

DateChangeNew standard timeClock label
Before 1970
August 1, 1942First local time in the recordUTC−5EST
Since 1970
October 31, 1999Standard time back 1 hourUTC−6CST
October 29, 2000Summer offset kept as standard time; clocks did not moveUTC−5EST

Daylight saving periods

YearsClocks go forwardClocks go backShift and labels
Before 1970
1945not that yearSeptember 301 hour
Since 1970
1972–1986last Sunday in April, 02:00last Sunday in October, 02:001 hour, EST to EDT
1987–1998first Sunday in April, 02:00last Sunday in October, 02:001 hour, EST to EDT
1999April 4not that year1 hour, EST to EDT
2000April 2not that year1 hour, EST to EDT
2001–2006first Sunday in April, 02:00last Sunday in October, 02:001 hour, EST to EDT
2007–2037second Sunday in March, 02:00first Sunday in November, 02:001 hour, EST to EDT

Clock changes in 2026, 2027 and 2028

The clocks go forward 1 hour (EST to EDT) on March 8, 2026, March 14, 2027 and March 12, 2028 at 02:00 and back 1 hour (EDT to EST) on November 1, 2026, November 7, 2027 and November 5, 2028 at 02:00, local time.

Also on UTC−5

Winnipeg (Canada), Toronto (Canada), Detroit (United States), New York (United States), Winamac, Indiana (United States), Indianapolis, Indiana (United States), Vevay, Indiana (United States), Louisville, Kentucky (United States), Vincennes, Indiana (United States) and Marengo, Indiana (United States) (nearest first; 13 more on the list of offsets).

Clocks next door since 1970

  • Nuuk (Greenland) (816 km): usually 2 hours ahead; different on 4,138 days in 1972–2026; 3 hours ahead today.
  • Rankin Inlet (1,179 km): usually 1 hour behind; different on 522 days in 1972–2026.
  • Goose Bay (1,245 km): usually 1 hour ahead; different on 953 days in 1970–2026.
  • Pituffik (Thule) (Greenland) (1,427 km): usually 1 hour ahead; different on 4,027 days in 1972–2026.
  • Resolute (1,575 km): usually 1 hour behind; different on 655 days in 1972–2026.