July 21, 2026 · Uster, Switzerland
Uster has 15h 23m of daylight today. Sunrise is at 05:51 and sunset is at 21:14. All times are calculated astronomically for Uster's exact coordinates.
Uster lies at 47°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 Uster, or see daylight hours for every day of the year.
The longest day in Uster is around 15h 57m (around June 21). The shortest is around 8h 28m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 8h 53m | 08:09 | 17:01 |
| February | 10h 17m | 07:32 | 17:49 |
| March | 11h 51m | 06:40 | 18:30 |
| April | 13h 36m | 06:38 | 20:14 |
| May | 15h 5m | 05:50 | 20:55 |
| June | 15h 55m | 05:29 | 21:24 |
| July | 15h 35m | 05:44 | 21:19 |
| August | 14h 17m | 06:22 | 20:39 |
| September | 12h 37m | 07:03 | 19:40 |
| October | 10h 56m | 07:44 | 18:40 |
| November | 9h 21m | 07:30 | 16:51 |
| December | 8h 30m | 08:06 | 16:36 |