Sunrise and Sunsetin Ulan Bator, Mongolia
Saturday, 27 December 2025
Sunrise
8:41 AM
Sunset
5:05 PM
On 27 December, the sun rises at 8:41 AM and sets at 5:05 PM.
The sun is 8 hours 24 minutes above the horizon (the length of the day).
Astronomical dawn (first rays of light) begins at 6:47 AM and at 6:59 PM it is completely dark (the end of astronomical twilight).
The sun is 8 hours 24 minutes above the horizon (the length of the day).
Astronomical dawn (first rays of light) begins at 6:47 AM and at 6:59 PM it is completely dark (the end of astronomical twilight).
| Date | Sunrise | Sunset | Day length |
|---|---|---|---|
| 1 December 2025, Monday | 8:20 AM | 5:02 PM | 8h 41m |
| 2 December 2025, Tuesday | 8:21 AM | 5:01 PM | 8h 39m |
| 3 December 2025, Wednesday | 8:23 AM | 5:01 PM | 8h 38m |
| 4 December 2025, Thursday | 8:24 AM | 5:00 PM | 8h 36m |
| 5 December 2025, Friday | 8:25 AM | 5:00 PM | 8h 35m |
| 6 December 2025, Saturday | 8:26 AM | 5:00 PM | 8h 33m |
| 7 December 2025, Sunday | 8:27 AM | 5:00 PM | 8h 32m |
| 8 December 2025, Monday | 8:28 AM | 4:59 PM | 8h 31m |
| 9 December 2025, Tuesday | 8:29 AM | 4:59 PM | 8h 30m |
| 10 December 2025, Wednesday | 8:30 AM | 4:59 PM | 8h 29m |
| 11 December 2025, Thursday | 8:31 AM | 4:59 PM | 8h 28m |
| 12 December 2025, Friday | 8:32 AM | 4:59 PM | 8h 27m |
| 13 December 2025, Saturday | 8:33 AM | 4:59 PM | 8h 26m |
| 14 December 2025, Sunday | 8:34 AM | 4:59 PM | 8h 25m |
| 15 December 2025, Monday | 8:35 AM | 5:00 PM | 8h 25m |
| 16 December 2025, Tuesday | 8:35 AM | 5:00 PM | 8h 24m |
| 17 December 2025, Wednesday | 8:36 AM | 5:00 PM | 8h 24m |
| 18 December 2025, Thursday | 8:37 AM | 5:00 PM | 8h 23m |
| 19 December 2025, Friday | 8:37 AM | 5:01 PM | 8h 23m |
| 20 December 2025, Saturday | 8:38 AM | 5:01 PM | 8h 23m |
| 21 December 2025, Sunday | 8:38 AM | 5:02 PM | 8h 23m |
| 22 December 2025, Monday | 8:39 AM | 5:02 PM | 8h 23m |
| 23 December 2025, Tuesday | 8:39 AM | 5:03 PM | 8h 23m |
| 24 December 2025, Wednesday | 8:40 AM | 5:03 PM | 8h 23m |
| 25 December 2025, Thursday | 8:40 AM | 5:04 PM | 8h 23m |
| 26 December 2025, Friday | 8:40 AM | 5:05 PM | 8h 24m |
| 27 December 2025, Saturday | 8:41 AM | 5:05 PM | 8h 24m |
| 28 December 2025, Sunday | 8:41 AM | 5:06 PM | 8h 25m |
| 29 December 2025, Monday | 8:41 AM | 5:07 PM | 8h 25m |
| 30 December 2025, Tuesday | 8:41 AM | 5:08 PM | 8h 26m |
| 31 December 2025, Wednesday | 8:41 AM | 5:09 PM | 8h 27m |