Mar 9, 2025, 2:00 am
| Start DST: | Sunday, March 14, 2021 — 1 hour forward |
|---|---|
| End DST: | Sunday, November 7, 2021 — 1 hour backward |
Mar 14
Forward 1 hour
Mar 14, 2021 - Daylight Saving Time Started
When local standard time was about to reach
Sunday, March 14, 2021, 2:00:00 am clocks were turned forward 1 hour to
Sunday, March 14, 2021, 3:00:00 am local daylight time instead.
Sunrise and sunset were about 1 hour later on Mar 14, 2021 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.
More info:
DST Starts in the US & Canada
Yukon to Stay Permanently on DST
Nov 7
Back 1 hour
Nov 7, 2021 - Daylight Saving Time Ended
When local daylight time was about to reach
Sunday, November 7, 2021, 2:00:00 am clocks were turned backward 1 hour to
Sunday, November 7, 2021, 1:00:00 am local standard time instead.
Sunrise and sunset were about 1 hour earlier on Nov 7, 2021 than the day before. There was more light in the morning and less light in the evening.
Also called Fall Back and Winter 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) |
|---|---|---|
| 2020 | Sunday, March 8, 2:00 am | Sunday, November 1, 2:00 am |
| 2021 | Sunday, March 14, 2:00 am | Sunday, November 7, 2:00 am |
| 2022 | Sunday, March 13, 2:00 am | Sunday, November 6, 2:00 am |
| 2023 | Sunday, March 12, 2:00 am | Sunday, November 5, 2:00 am |
| 2024 | Sunday, March 10, 2:00 am | Sunday, November 3, 2:00 am |
| 2025 | Sunday, March 9, 2:00 am | Sunday, November 2, 2:00 am |
| 2026 | Sunday, March 8, 2:00 am | Sunday, November 1, 2:00 am |
| 2027 | Sunday, March 14, 2:00 am | Sunday, November 7, 2:00 am |
| 2028 | Sunday, March 12, 2:00 am | Sunday, November 5, 2:00 am |
| 2029 | Sunday, March 11, 2:00 am | Sunday, November 4, 2:00 am |
| All times are local for Oklahoma City. Current year is highlighted. | ||
Data for the years before 1970 is not available for Oklahoma City, however, we have earlier time zone history for Chicago available.