July 20, 2026 · Buin, Chile
Sunrise in Buin today is at 07:44. Day length is 10h 12m. See below for sunset, solar noon, dawn and dusk — all times calculated astronomically for Buin's coordinates and updated daily.
Buin lies at 34°S. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in midsummer.
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 Buin.
The longest day in Buin is around 14h 24m (around December 21). The shortest is around 9h 54m (around June 21). Days are currently getting longer — gaining about 1 minute per day.
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 06:48 | 20:57 | 14h 10m |
| February | 07:18 | 20:38 | 13h 19m |
| March | 07:42 | 20:04 | 12h 21m |
| April | 07:05 | 18:22 | 11h 17m |
| May | 07:28 | 17:52 | 10h 25m |
| June | 07:46 | 17:42 | 9h 56m |
| July | 07:46 | 17:52 | 10h 6m |
| August | 07:24 | 18:13 | 10h 50m |
| September | 07:45 | 19:34 | 11h 50m |
| October | 07:04 | 19:56 | 12h 52m |
| November | 06:33 | 20:23 | 13h 50m |
| December | 06:27 | 20:50 | 14h 22m |