July 20, 2026 · Tacna, Peru
Sunset in Tacna today is at 17:24. Day length is 11h 11m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Tacna's coordinates and updated daily.
Tacna lies at 18°S. Near the tropics, day length stays close to 12 hours year-round, with only minor variation between seasons.
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 Tacna.
The longest day in Tacna is around 13h 13m (around December 21). The shortest is around 11h 3m (around June 21). Days are currently getting longer — gaining about 1 minute per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 18:24 | 05:18 | 13h 6m |
| February | 18:17 | 05:35 | 12h 42m |
| March | 17:58 | 05:44 | 12h 14m |
| April | 17:33 | 05:51 | 11h 42m |
| May | 17:17 | 06:00 | 11h 17m |
| June | 17:14 | 06:10 | 11h 3m |
| July | 17:22 | 06:13 | 11h 8m |
| August | 17:31 | 06:02 | 11h 29m |
| September | 17:37 | 05:38 | 11h 58m |
| October | 17:42 | 05:13 | 12h 28m |
| November | 17:55 | 04:58 | 12h 57m |
| December | 18:12 | 05:01 | 13h 12m |