July 21, 2026 · Datong, China
Datong has 14h 37m of daylight today. Sunrise is at 05:15 and sunset is at 19:52. All times are calculated astronomically for Datong's exact coordinates.
Datong lies at 40°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in 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 Datong, or see daylight hours for every day of the year.
The longest day in Datong is around 15h 1m (around June 21). The shortest is around 9h 19m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 9h 37m | 07:48 | 17:25 |
| February | 10h 41m | 07:22 | 18:02 |
| March | 11h 53m | 06:40 | 18:33 |
| April | 13h 14m | 05:50 | 19:05 |
| May | 14h 23m | 05:13 | 19:35 |
| June | 15h 0m | 04:58 | 19:58 |
| July | 14h 46m | 05:10 | 19:56 |
| August | 13h 48m | 05:39 | 19:26 |
| September | 12h 30m | 06:08 | 18:38 |
| October | 11h 12m | 06:37 | 17:49 |
| November | 9h 60m | 07:12 | 17:12 |
| December | 9h 21m | 07:42 | 17:03 |