Daylight hours in Ulaanbaatar today
September 10, 2026 · Ulaanbaatar, Mongolia
Capital844,818 people
Ulaanbaatar has 12h 55m of daylight today. Sunrise is at 06:23 and sunset is at 19:18. All times are calculated astronomically for Ulaanbaatar's exact coordinates.
Ulaanbaatar lies at 48°N. In Ulaanbaatar, day length ranges from 8h 23m in winter to 16h 2m in summer — a swing of about 7h 39m.
Solar noon — the moment the sun is highest — falls at 12:51 in Ulaanbaatar, 51 minutes after the clock says 12. The gap comes from the city's longitude within its timezone, the equation of time, and summer time where it applies. At midday the sun currently stands 47.2° above the horizon in Ulaanbaatar. Over the year the midday sun ranges from 18.7° at the winter solstice to 65.6° at the summer solstice.
Day length changes fastest near the spring and autumn equinoxes and slowest near the longest day and shortest day of the year. See the year chart to visualise how daylight hours shift month by month for Ulaanbaatar.
The longest day in Ulaanbaatar is around 16h 2m (around June 21). The shortest is around 8h 23m (around December 21). Days are currently getting shorter — losing about 3 minutes per day.
Daylight hours in Ulaanbaatar by month
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 8h 48m | 08:38 | 17:26 |
| February | 10h 14m | 08:01 | 18:14 |
| March | 11h 49m | 07:08 | 18:57 |
| April | 13h 37m | 06:05 | 19:41 |
| May | 15h 8m | 05:16 | 20:24 |
| June | 15h 60m | 04:54 | 20:54 |
| July | 15h 40m | 05:09 | 20:49 |
| August | 14h 21m | 05:48 | 20:08 |
| September | 12h 38m | 06:30 | 19:08 |
| October | 10h 55m | 07:11 | 18:07 |
| November | 9h 19m | 07:58 | 17:17 |
| December | 8h 25m | 08:35 | 17:01 |