Setting Your Alarm for 12:25 AM
The alarm controls are pre-set to 12:25 AM. Choose a sound, use Test Sound to confirm your volume, then press Set Alarm. Keep this tab open and the device awake until the alarm rings.
What this 12:25 AM preset does
- Preselected time: The controls load at 12:25 AM (00:25 in 24-hour format).
- Sound check: Choose a tone and press Test Sound before relying on it.
- Saved locally: When you set the alarm, it is stored in this browser and appears under My Alarms.
- Browser limitation: This tab must stay open and the device must remain awake for the alarm to ring.
Where 12:25 AM sits in the day
12:25 AM is twenty-five minutes past twelve and falls in the late night. This time falls after midnight and before the pre-dawn hours. It is 25 minutes after the hour and 35 minutes before 1:00 AM.
The midnight hour begins a new calendar day, so confirm the date as well as the time when the alarm is for a deadline or departure. Twenty-five minutes have passed since the hour; the half-hour point is five minutes away.
At twenty-five past, the alarm sounds shortly before the half-hour marker. This can be useful as a five-minute warning for something at half past, or as the exact final cue when the task itself is scheduled for twenty-five past.
Measured forward from 12:25 AM, the next noon is 11 hrs 35 min away. This makes it easier to check whether the preset belongs to the intended half of the day before activating it.
For a late-night alarm, verify both the AM setting and the calendar date associated with the task. Browser alarms depend on an awake device and an open tab, so use a system alarm or another device as the primary safeguard when missing the cue would matter.
Plan backwards from 12:25 AM
If 12:25 AM is the actual start time, an earlier alert can reserve preparation time. Choose the 12:15 AM alarm for a 10-minute warning, the 12:10 AM alarm for 15 minutes, or the 11:55 PM alarm for a 30-minute buffer. Keep this 12:25 AM preset as the final cue if you need both a warning and an exact-time alarm.
If the task can start a little later, the 12:35 AM preset moves the cue 10 minutes after 12:25 AM. Use the time that matches the action you need to take; an alarm label such as “leave now,” “join meeting,” or “stop task” is clearer than a label containing only the time.
12:25 AM at a glance
| 12-hour time | 12:25 AM |
|---|---|
| 24-hour time | 00:25 |
| Military time | 0025 (zero zero twenty-five hours) |
| Written in words | Twenty-five minutes past twelve |
| Spoken time | Twelve twenty-five AM |
| Part of day | Late Night |
| Minutes since midnight | 25 |
| Seconds since midnight | 1,500 |
| Day completed at this time | 1.74% |
| Time remaining to next midnight | 23 hrs 35 min |
| Smaller clock-hand angle | 137.5° |
Possible uses for a 12:25 AM alarm
This preset can be used for any task tied to 12:25 AM. Depending on your own schedule, examples include:
- An overnight check
- A late-shift reminder
- A travel or departure alert
For a task-focused setup, see the reminder alarm guide. To choose a completely different time, browse all online alarm presets.
Time from each whole hour to 12:25 AM
The table shows the forward interval from the start of each hour to the next occurrence of 12:25 AM.
| Whole-hour reference | ||
|---|---|---|
| From 12:00 AM | 25 min | 25 min |
| From 1:00 AM | 23 hrs 25 min | 1,405 min |
| From 2:00 AM | 22 hrs 25 min | 1,345 min |
| From 3:00 AM | 21 hrs 25 min | 1,285 min |
| From 4:00 AM | 20 hrs 25 min | 1,225 min |
| From 5:00 AM | 19 hrs 25 min | 1,165 min |
| From 6:00 AM | 18 hrs 25 min | 1,105 min |
| From 7:00 AM | 17 hrs 25 min | 1,045 min |
| From 8:00 AM | 16 hrs 25 min | 985 min |
| From 9:00 AM | 15 hrs 25 min | 925 min |
| From 10:00 AM | 14 hrs 25 min | 865 min |
| From 11:00 AM | 13 hrs 25 min | 805 min |
| From 12:00 PM | 12 hrs 25 min | 745 min |
| From 1:00 PM | 11 hrs 25 min | 685 min |
| From 2:00 PM | 10 hrs 25 min | 625 min |
| From 3:00 PM | 9 hrs 25 min | 565 min |
| From 4:00 PM | 8 hrs 25 min | 505 min |
| From 5:00 PM | 7 hrs 25 min | 445 min |
| From 6:00 PM | 6 hrs 25 min | 385 min |
| From 7:00 PM | 5 hrs 25 min | 325 min |
| From 8:00 PM | 4 hrs 25 min | 265 min |
| From 9:00 PM | 3 hrs 25 min | 205 min |
| From 10:00 PM | 2 hrs 25 min | 145 min |
| From 11:00 PM | 1 hr 25 min | 85 min |
Before you rely on this alarm
Confirm the displayed time, device volume, and audio output. For an important wake-up, appointment, or safety-critical reminder, use a phone or another device as a backup.
Nearby alarm options
If 12:25 AM is close but not exact, these nearby presets let you move the alarm by 5, 10, or 15 minutes without returning to the full directory. Pick an earlier time to create a buffer, or a later time when the task can wait.
- 12:10 AM alarm - earlier buffer
- 12:15 AM alarm - earlier buffer
- 12:20 AM alarm - earlier buffer
- 12:30 AM alarm - backup reminder
- 12:35 AM alarm - backup reminder
- 12:40 AM alarm - backup reminder
12:25 AM alarm questions
What is 12:25 AM in 24-hour and military time?
12:25 AM is 00:25 on a 24-hour clock and 0025 in military time.
What part of the day is 12:25 AM?
12:25 AM falls in the late night. This time falls after midnight and before the pre-dawn hours.
Will this browser alarm work for 12:25 AM if the tab is closed?
No. Keep this Alarm.now tab open and your device awake. Background tabs can continue running, but closing the tab, quitting the browser, or putting the device to sleep stops the web alarm.
Can I change 12:25 AM?
Yes. Change the hour, minute, or AM/PM control before pressing Set Alarm, or open another nearby preset below.