July 21, 2026 · Perth, Scotland
Sunset in Perth today is at 21:46. Day length is 16h 50m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Perth's coordinates and updated daily.
Perth lies at 56°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 Perth.
The longest day in Perth is around 17h 43m (around June 21). The shortest is around 6h 51m (around December 21). Days are currently getting shorter — losing about 3 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 16:07 | 08:39 | 7h 28m |
| February | 17:14 | 07:44 | 9h 30m |
| March | 18:14 | 06:33 | 11h 41m |
| April | 20:18 | 06:11 | 14h 7m |
| May | 21:20 | 05:02 | 16h 18m |
| June | 22:05 | 04:25 | 17h 40m |
| July | 21:55 | 04:45 | 17h 11m |
| August | 20:57 | 05:42 | 15h 15m |
| September | 19:37 | 06:43 | 12h 54m |
| October | 18:17 | 07:44 | 10h 34m |
| November | 16:08 | 07:50 | 8h 17m |
| December | 15:37 | 08:41 | 6h 56m |