July 21, 2026 · Kilkenny, Ireland
Sunset in Kilkenny today is at 21:40. Day length is 16h 8m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Kilkenny's coordinates and updated daily.
Kilkenny lies at 53°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 Kilkenny.
The longest day in Kilkenny is around 16h 52m (around June 21). The shortest is around 7h 38m (around December 21). Days are currently getting shorter — losing about 3 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 16:42 | 08:35 | 8h 7m |
| February | 17:39 | 07:49 | 9h 50m |
| March | 18:31 | 06:47 | 11h 44m |
| April | 20:26 | 06:34 | 13h 51m |
| May | 21:17 | 05:35 | 15h 42m |
| June | 21:55 | 05:06 | 16h 49m |
| July | 21:48 | 05:23 | 16h 25m |
| August | 20:59 | 06:10 | 14h 49m |
| September | 19:49 | 07:02 | 12h 47m |
| October | 18:38 | 07:53 | 10h 45m |
| November | 16:39 | 07:50 | 8h 49m |
| December | 16:15 | 08:34 | 7h 41m |