July 21, 2026 · Sa Dec, Vietnam
Sunset in Sa Dec today is at 18:23. Day length is 12h 38m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Sa Dec's coordinates and updated daily.
Sa Dec lies at 10°N. 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 Sa Dec.
The longest day in Sa Dec is around 12h 44m (around June 21). The shortest is around 11h 31m (around December 21).
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:54 | 06:19 | 11h 35m |
| February | 18:06 | 06:18 | 11h 48m |
| March | 18:09 | 06:05 | 12h 3m |
| April | 18:08 | 05:47 | 12h 21m |
| May | 18:12 | 05:36 | 12h 35m |
| June | 18:20 | 05:37 | 12h 43m |
| July | 18:24 | 05:43 | 12h 40m |
| August | 18:17 | 05:48 | 12h 28m |
| September | 17:59 | 05:48 | 12h 11m |
| October | 17:41 | 05:46 | 11h 55m |
| November | 17:32 | 05:53 | 11h 40m |
| December | 17:39 | 06:07 | 11h 32m |