Time Zone History

Guayaquil time zone history

Daylight saving time was used in 2 years since 1970, last in 1993; under the current rules the clocks no longer change. On standard time, clocks in Guayaquil run 19 minutes ahead of local mean solar time.

UTC−5

Standard time is UTC−5 all year under the current rules.

Covers: Mainland Ecuador · tz database name America/Guayaquil

Convert a time from Guayaquil

Summer time in 2 of 57 years since 1970

UTC−5:19:20, UTC−5:14: behind today’s standard timeUTC−5: today’s standard timeUTC−4: 1 hour ahead of today’s standard timeUTC−5:19:20, UTC−5:14: behindtoday’s standard timeUTC−5: today’s standard timeUTC−4: 1 hour ahead of today’sstandard time

How to read this chart

Before 1970

18801900192019401960188019201960
JanFebMarAprMayJunJulAugSepOctNovDec1970198019902000201020202028JFMAMJJASOND1970198019902000201020202028

Standard time changes

DateChangeNew standard timeClock label
Before 1970
January 1, 1890Local mean time (UTC−5:19:20) replacedUTC−5:14QMT
January 1, 1931Standard time forward 14 minutesUTC−5numeric only

Daylight saving periods

YearsClocks go forwardClocks go backShift and labels
1992November 28not that year1 hour
1993not that yearFebruary 51 hour

Also on UTC−5

Colombia, Peru, Eirunepé (Brazil), Panama, Rio Branco (Brazil), Jamaica, Haiti, Cancún (Mexico), Turks and Caicos Islands and Cuba (nearest first; 13 more on the list of offsets).

Clocks next door since 1970

  • Colombia (987 km): same time except 212 days in 1992 and 1993.
  • Galápagos Islands (1,095 km): usually 1 hour behind; different on 5,844 days in 1970–1986, 1992 and 1993.
  • Peru (1,141 km): same time except 429 days in 1986, 1987, 1990 and 1992–1994.
  • Eirunepé (Brazil) (1,213 km): same time except 2,510 days in 1985–1988, 1992–1994 and 2008–2013.
  • Panama (1,238 km): same time except 69 days in 1992 and 1993.

How it compares

Standard time has stayed at UTC−5 since 1931.