July 21, 2026 · Altai, Mongolia
Altai has 15h 17m of daylight today. Sunrise is at 05:04 and sunset is at 20:20. All times are calculated astronomically for Altai's exact coordinates.
Altai lies at 46°N. At this latitude, day length varies significantly through the year — from roughly 7–8 hours in midwinter to 16–17 hours at midsummer.
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 Altai, or see daylight hours for every day of the year.
The longest day in Altai is around 15h 48m (around June 21). The shortest is around 8h 35m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 8h 59m | 08:15 | 17:14 |
| February | 10h 20m | 07:40 | 18:00 |
| March | 11h 50m | 06:50 | 18:40 |
| April | 13h 32m | 05:50 | 19:22 |
| May | 14h 58m | 05:03 | 20:01 |
| June | 15h 47m | 04:43 | 20:30 |
| July | 15h 28m | 04:58 | 20:25 |
| August | 14h 13m | 05:34 | 19:47 |
| September | 12h 37m | 06:13 | 18:50 |
| October | 10h 59m | 06:52 | 17:51 |
| November | 9h 28m | 07:37 | 17:04 |
| December | 8h 37m | 08:12 | 16:49 |