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Time Change 1978 in Iran

Next change:
Sep
22
1 hour Back

Sep 22, 2019, 12:00 midnight

Country: Iran

Long Name: Islamic Republic of Iran

Abbreviations: IR, IRN

Capital: Tehran

Time Zones: 1

Dial Code: +98

Mar 21

Forward 1 hour

Mar 21, 1978 - Daylight Saving Time Started

When local standard time was about to reach
Tuesday, March 21, 1978, 12:00:00 midnight clocks were turned forward 1 hour to
Tuesday, March 21, 1978, 1:00:00 am local daylight time instead.

Sunrise and sunset were about 1 hour later on Mar 21, 1978 than the day before. There was more light in the evening.

Also called Spring Forward, Summer Time, and Daylight Savings Time.

Oct 21

Back 1 hour

Oct 21, 1978 - Daylight Saving Time Ended

When local daylight time was about to reach
Saturday, October 21, 1978, 12:00:00 midnight clocks were turned backward 1 hour to
Friday, October 20, 1978, 11:00:00 pm local standard time instead.

Sunrise and sunset were about 1 hour earlier on Oct 21, 1978 than the day before. There was more light in the morning.

Also called Fall Back and Winter Time.

Jan 1

Back 0:30 hours

Jan 1, 1979 - Time Zone Change (IRST → IRST)

When local standard time was about to reach
Monday, January 1, 1979, 12:00:00 midnight clocks were turned backward 0:30 hours to
Sunday, December 31, 1978, 11:30:00 pm local standard time instead.

Other years: 1975 | 1976 | 1977 | 1978 | 1979 | 1980 | 1981 | 2019

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Daylight Saving Time Info

Daylight Saving Time History in Iran

  • Iran first observed Daylight Saving Time in 1978.
  • Iran has observed DST for 30 years between 1978 and 2019.
  • Previous time with no Daylight Saving Time was 2007.
  • See Worldwide DST Statistics