July 21, 2026 · San Luis, Cuba
Sunrise in San Luis today is at 06:35. Day length is 13h 11m. See below for sunset, solar noon, dawn and dusk — all times calculated astronomically for San Luis's coordinates and updated daily.
San Luis lies at 20°N. Near the tropics, day length stays close to 12 hours year-round, with only minor variation between seasons.
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 San Luis.
The longest day in San Luis is around 13h 21m (around June 21). The shortest is around 10h 54m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 06:42 | 17:44 | 11h 2m |
| February | 06:34 | 18:03 | 11h 28m |
| March | 07:14 | 19:13 | 11h 60m |
| April | 06:47 | 19:22 | 12h 35m |
| May | 06:28 | 19:33 | 13h 5m |
| June | 06:24 | 19:45 | 13h 21m |
| July | 06:32 | 19:47 | 13h 15m |
| August | 06:44 | 19:34 | 12h 51m |
| September | 06:51 | 19:08 | 12h 17m |
| October | 06:59 | 18:42 | 11h 43m |
| November | 06:13 | 17:25 | 11h 12m |
| December | 06:31 | 17:27 | 10h 55m |