Next change:
Nov
2
1 hour
Back
Nov 2, 2025, 2:00 am
| Start DST: | Sunday, April 7, 1991 — 1 hour forward |
|---|---|
| End DST: | Sunday, October 27, 1991 — No time change due to simultaneous time zone change |
Apr 7
Forward 1 hour
Apr 7, 1991 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, April 7, 1991, 2:00:00 am clocks were turned forward 1 hour to
Sunday, April 7, 1991, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Apr 7, 1991 than the day before. There was more light in the evening and less light in the morning.
Also called Spring Forward, Summer Time, and Daylight Savings Time.
Oct 27
No change
Oct 27, 1991 - Daylight Saving Time Ended
DST ended on Sunday, October 27, 1991, 2:00:00 am. However, clocks were not changed because Knox switched time zones at the same time.
Daylight Saving Time in Other Years
DST changes do not necessarily occur on the same date every year.
| Year | DST Start (Clock Forward) | DST End (Clock Backward) |
|---|---|---|
| 1990 | Sunday, April 1, 2:00 am | Sunday, October 28, 2:00 am |
| 1991 | Sunday, April 7, 2:00 am | Sunday, October 27, 2:00 am |
| 1992 — 1999 | DST not observed | |
| All times are local for Knox. | ||