July 21, 2026 · Carlow, Ireland
Sunset in Carlow today is at 21:40. Day length is 16h 10m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Carlow's coordinates and updated daily.
Carlow 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 Carlow.
The longest day in Carlow is around 16h 54m (around June 21). The shortest is around 7h 36m (around December 21). Days are currently getting shorter — losing about 3 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 16:40 | 08:34 | 8h 6m |
| February | 17:37 | 07:48 | 9h 49m |
| March | 18:30 | 06:46 | 11h 44m |
| April | 20:25 | 06:33 | 13h 52m |
| May | 21:17 | 05:33 | 15h 44m |
| June | 21:54 | 05:03 | 16h 51m |
| July | 21:48 | 05:20 | 16h 27m |
| August | 20:59 | 06:08 | 14h 51m |
| September | 19:48 | 07:00 | 12h 48m |
| October | 18:37 | 07:52 | 10h 45m |
| November | 16:37 | 07:49 | 8h 47m |
| December | 16:13 | 08:34 | 7h 39m |