July 20, 2026 · Santiago del Estero, Argentina
Sunset in Santiago del Estero today is at 18:42. Day length is 10h 36m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Santiago del Estero's coordinates and updated daily.
Santiago del Estero lies at 28°S. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in 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 Santiago del Estero.
The longest day in Santiago del Estero is around 13h 54m (around December 21). The shortest is around 10h 23m (around June 21). Days are currently getting longer — gaining about 1 minute per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 20:18 | 06:35 | 13h 43m |
| February | 20:04 | 07:00 | 13h 4m |
| March | 19:36 | 07:18 | 12h 18m |
| April | 19:02 | 07:34 | 11h 28m |
| May | 18:37 | 07:51 | 10h 46m |
| June | 18:30 | 08:06 | 10h 24m |
| July | 18:39 | 08:08 | 10h 32m |
| August | 18:56 | 07:50 | 11h 6m |
| September | 19:10 | 07:17 | 11h 53m |
| October | 19:25 | 06:43 | 12h 42m |
| November | 19:46 | 06:18 | 13h 28m |
| December | 20:09 | 06:16 | 13h 53m |