How long until 21:45?
👉 There are 20 hours, 33 minutes, 6 seconds remaining until 21:45
Count down to another time
Time left until 21:45
How many more hours until 21:45 today
20Hours
How many minutes until 21:45 today
1,233Minutes
How many seconds until 21:45 today
73,986Seconds
Time until 21:45 from each hour
| If it is now | Time left | Minutes |
|---|---|---|
| 00:00 | 21 h 45 min | 1,305 |
| 01:00 | 20 h 45 min | 1,245 |
| 02:00 | 19 h 45 min | 1,185 |
| 03:00 | 18 h 45 min | 1,125 |
| 04:00 | 17 h 45 min | 1,065 |
| 05:00 | 16 h 45 min | 1,005 |
| 06:00 | 15 h 45 min | 945 |
| 07:00 | 14 h 45 min | 885 |
| 08:00 | 13 h 45 min | 825 |
| 09:00 | 12 h 45 min | 765 |
| 10:00 | 11 h 45 min | 705 |
| 11:00 | 10 h 45 min | 645 |
| 12:00 | 9 h 45 min | 585 |
| 13:00 | 8 h 45 min | 525 |
| 14:00 | 7 h 45 min | 465 |
| 15:00 | 6 h 45 min | 405 |
| 16:00 | 5 h 45 min | 345 |
| 17:00 | 4 h 45 min | 285 |
| 18:00 | 3 h 45 min | 225 |
| 19:00 | 2 h 45 min | 165 |
| 20:00 | 1 h 45 min | 105 |
| 21:00 | 45 min | 45 |
| 22:00 | 23 h 45 min | 1,425 |
| 23:00 | 22 h 45 min | 1,365 |
Counted from the top of each hour to the next 21:45.
Some facts about 21:45
| 12-hour clock | 9:45 PM |
|---|---|
| 24-hour clock | 21:45 |
| Military time | 2145 (“twenty-one forty-five hours”) |
| In words | Quarter to ten |
| Spoken | Nine forty-five p.m. |
| Part of the day | Night |
| Minutes since midnight | 1,305 |
| Seconds since midnight | 78,300 |
| Day progress | 90.62% |
| Left in the day | 2 h 15 min |
| Angle between clock hands | 22.5° |
About 21:45
9 PM is mid-evening, when many households start winding down and young children go to bed.
It is a quarter to 10 PM, 15 minutes before the next hour.
To read 21:45 on a 12-hour clock subtract 12 from the hour: 21 − 12 = 9, so it is 9:45 PM.
Questions about 21:45
How long until 21:45?
Right now it is 20 hours, 33 minutes, 6 seconds until 21:45 today. The countdown above updates every second using your device's clock.
Is 21:45 in the morning or the evening?
21:45 falls in the night. On a 12-hour clock it is written 9:45 PM.
What is 21:45 in military time?
21:45 is 2145 in military time, spoken “twenty-one forty-five hours”.