July 21, 2026 · Herstal, Belgium
Sunset in Herstal today is at 21:39. Day length is 15h 50m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Herstal's coordinates and updated daily.
Herstal 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.
Sunset shifts later through spring and earlier through autumn — changing fastest near the equinoxes and slowest near the summer and winter solstices. See the year chart to visualise how sunset times shift month by month for Herstal.
The longest day in Herstal is around 16h 29m (around June 21). The shortest is around 7h 58m (around December 21). Days are currently getting shorter — losing about 2 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:01 | 08:34 | 8h 27m |
| February | 17:54 | 07:51 | 10h 3m |
| March | 18:42 | 06:53 | 11h 49m |
| April | 20:32 | 06:45 | 13h 47m |
| May | 21:19 | 05:50 | 15h 29m |
| June | 21:52 | 05:25 | 16h 27m |
| July | 21:46 | 05:42 | 16h 3m |
| August | 21:00 | 06:26 | 14h 34m |
| September | 19:54 | 07:13 | 12h 41m |
| October | 18:48 | 08:00 | 10h 47m |
| November | 16:53 | 07:53 | 9h 0m |
| December | 16:34 | 08:33 | 8h 0m |