July 20, 2026 · Bonn, Germany
Bonn has 15h 53m of daylight today. Sunrise is at 05:42 and sunset is at 21:35. All times are calculated astronomically for Bonn's exact coordinates.
Bonn lies at 51°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 Bonn, or see daylight hours for every day of the year.
The longest day in Bonn is around 16h 30m (around June 21). The shortest is around 7h 57m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 8h 27m | 08:28 | 16:55 |
| February | 10h 3m | 07:45 | 17:48 |
| March | 11h 49m | 06:47 | 18:36 |
| April | 13h 48m | 06:39 | 20:26 |
| May | 15h 30m | 05:44 | 21:14 |
| June | 16h 28m | 05:19 | 21:47 |
| July | 16h 4m | 05:36 | 21:40 |
| August | 14h 35m | 06:20 | 20:54 |
| September | 12h 41m | 07:07 | 19:48 |
| October | 10h 47m | 07:55 | 18:42 |
| November | 8h 60m | 07:47 | 16:47 |
| December | 7h 60m | 08:28 | 16:27 |