July 20, 2026 · Trelew, Argentina
Sunset in Trelew today is at 18:10. Day length is 9h 24m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Trelew's coordinates and updated daily.
Trelew lies at 43°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 Trelew.
The longest day in Trelew is around 15h 23m (around December 21). The shortest is around 8h 58m (around June 21). Days are currently getting longer — gaining about 2 minutes per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 21:02 | 05:59 | 15h 3m |
| February | 20:31 | 06:41 | 13h 50m |
| March | 19:45 | 07:17 | 12h 28m |
| April | 18:51 | 07:53 | 10h 58m |
| May | 18:10 | 08:27 | 9h 42m |
| June | 17:52 | 08:52 | 8h 60m |
| July | 18:05 | 08:50 | 9h 15m |
| August | 18:36 | 08:18 | 10h 18m |
| September | 19:10 | 07:26 | 11h 44m |
| October | 19:44 | 06:32 | 13h 11m |
| November | 20:24 | 05:49 | 14h 35m |
| December | 20:57 | 05:36 | 15h 21m |