| Clue | Source | Date |
|---|---|---|
| Middle-of-the-night hour | Universal | 02 Feb 2023 |
| When some night owls go to bed | Jonesin | 04 Jul 2017 |
| Time to which you 'spring forward' in daylight saving | New York Times | 12 Apr 2016 |
| Tossing and turning time, perhaps | ||
| Early morning hour | ||
| Time for an emergency phone call? | ||
| Wee hr. | ||
| Six bells on the midwatch | ||
| One of the "wee hours." |