July 21, 2026 · Riehen, Switzerland
Riehen has 15h 25m of daylight today. Sunrise is at 05:54 and sunset is at 21:19. All times are calculated astronomically for Riehen's exact coordinates.
Riehen lies at 48°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 Riehen, or see daylight hours for every day of the year.
The longest day in Riehen is around 15h 59m (around June 21). The shortest is around 8h 26m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 8h 51m | 08:14 | 17:05 |
| February | 10h 16m | 07:37 | 17:52 |
| March | 11h 51m | 06:44 | 18:35 |
| April | 13h 37m | 06:42 | 20:18 |
| May | 15h 7m | 05:53 | 21:00 |
| June | 15h 57m | 05:32 | 21:29 |
| July | 15h 37m | 05:48 | 21:24 |
| August | 14h 18m | 06:26 | 20:44 |
| September | 12h 37m | 07:07 | 19:44 |
| October | 10h 55m | 07:48 | 18:44 |
| November | 9h 20m | 07:35 | 16:55 |
| December | 8h 28m | 08:11 | 16:39 |