Sunrise & sunset times in Ulan Bator in December 2026
In Ulan Bator, December 2026 opens with sunrise at 08:20 and sunset at 17:02 on the 1st, and the day shortens by about 0h 15m from the 1st to the 31st. All times below are in Ulan Bator's local time zone.
| Day | Sunrise | Sunset | Day length |
|---|---|---|---|
| December 1 | 08:20 | 17:02 | 8h 42m |
| December 2 | 08:21 | 17:01 | 8h 40m |
| December 3 | 08:22 | 17:01 | 8h 38m |
| December 4 | 08:23 | 17:00 | 8h 37m |
| December 5 | 08:25 | 17:00 | 8h 35m |
| December 6 | 08:26 | 17:00 | 8h 34m |
| December 7 | 08:27 | 17:00 | 8h 33m |
| December 8 | 08:28 | 16:59 | 8h 31m |
| December 9 | 08:29 | 16:59 | 8h 30m |
| December 10 | 08:30 | 16:59 | 8h 29m |
| December 11 | 08:31 | 16:59 | 8h 28m |
| December 12 | 08:32 | 16:59 | 8h 27m |
| December 13 | 08:33 | 16:59 | 8h 26m |
| December 14 | 08:34 | 16:59 | 8h 26m |
| December 15 | 08:34 | 16:59 | 8h 25m |
| December 16 | 08:35 | 17:00 | 8h 24m |
| December 17 | 08:36 | 17:00 | 8h 24m |
| December 18 | 08:37 | 17:00 | 8h 24m |
| December 19 | 08:37 | 17:01 | 8h 23m |
| December 20 | 08:38 | 17:01 | 8h 23m |
| December 21 | 08:38 | 17:01 | 8h 23m |
| December 22 | 08:39 | 17:02 | 8h 23m |
| December 23 | 08:39 | 17:02 | 8h 23m |
| December 24 | 08:40 | 17:03 | 8h 23m |
| December 25 | 08:40 | 17:04 | 8h 24m |
| December 26 | 08:40 | 17:04 | 8h 24m |
| December 27 | 08:41 | 17:05 | 8h 24m |
| December 28 | 08:41 | 17:06 | 8h 25m |
| December 29 | 08:41 | 17:07 | 8h 25m |
| December 30 | 08:41 | 17:07 | 8h 26m |
| December 31 | 08:41 | 17:08 | 8h 27m |
Planning around the light in Ulan Bator in December
This table lists sunrise, sunset and the length of the day for every day of December 2026 in Ulan Bator, Mongolia, computed from the city's coordinates and shown in its local time zone. Use it to plan a shoot, a hike, an event or a trip around the exact daylight for the day you have in mind. For golden hour, blue hour and the moon on a specific date, open the full Ulan Bator page and pick that date.
Frequently asked questions about December in Ulan Bator
What time does the sun set in Ulan Bator in December?
Around the middle of December the sun sets at about 17:00 in Ulan Bator. Sunset shifts a little each day through the month, as listed in the table above, all in local time.
What time does the sun rise in Ulan Bator in December?
Around mid December the sun rises at about 08:35 in Ulan Bator, moving gradually across the month as shown in the day-by-day table.
When is the longest day in Ulan Bator in December?
In December 2026 the longest day in Ulan Bator is the 1st (8h 42m of daylight) and the shortest is the 19th (8h 23m).
Other months and tools
Every month of the year in Ulan Bator, each with day-by-day sunrise and sunset times: