July 20, 2026 · Altona, Germany
Sunrise in Altona today is at 05:17. Day length is 16h 20m. See below for sunset, solar noon, dawn and dusk — all times calculated astronomically for Altona's coordinates and updated daily.
Altona lies at 54°N. At this latitude, day length varies significantly through the year — from roughly 7–8 hours in midwinter to 16–17 hours at midsummer.
Sunrise shifts earlier through spring and later through autumn — changing fastest near the equinoxes and barely at all near the summer and winter solstices. See the year chart to visualise how sunrise and sunset times shift month by month for Altona.
The longest day in Altona is around 17h 3m (around June 21). The shortest is around 7h 27m (around December 21). Days are currently getting shorter — losing about 3 minutes per day.
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 08:30 | 16:31 | 8h 1m |
| February | 07:41 | 17:30 | 9h 49m |
| March | 06:36 | 18:24 | 11h 47m |
| April | 06:22 | 20:20 | 13h 59m |
| May | 05:21 | 21:14 | 15h 53m |
| June | 04:51 | 21:52 | 17h 1m |
| July | 05:10 | 21:43 | 16h 33m |
| August | 06:00 | 20:51 | 14h 52m |
| September | 06:54 | 19:39 | 12h 45m |
| October | 07:47 | 18:26 | 10h 39m |
| November | 07:46 | 16:25 | 8h 39m |
| December | 08:31 | 16:01 | 7h 30m |