July 21, 2026 · Sliven, Bulgaria
Sliven has 14h 52m of daylight today. Sunrise is at 05:56 and sunset is at 20:48. All times are calculated astronomically for Sliven's exact coordinates.
Sliven lies at 43°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 Sliven, or see daylight hours for every day of the year.
The longest day in Sliven is around 15h 19m (around June 21). The shortest is around 9h 2m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 9h 23m | 07:43 | 17:06 |
| February | 10h 33m | 07:13 | 17:46 |
| March | 11h 53m | 06:28 | 18:21 |
| April | 13h 22m | 06:34 | 19:56 |
| May | 14h 37m | 05:54 | 20:30 |
| June | 15h 18m | 05:37 | 20:55 |
| July | 15h 1m | 05:50 | 20:52 |
| August | 13h 57m | 06:22 | 20:19 |
| September | 12h 32m | 06:55 | 19:27 |
| October | 11h 6m | 07:28 | 18:34 |
| November | 9h 47m | 07:07 | 16:54 |
| December | 9h 4m | 07:39 | 16:42 |