July 21, 2026 · Vangviang, Laos
Sunset in Vangviang today is at 18:51. Day length is 13h 7m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Vangviang's coordinates and updated daily.
Vangviang lies at 19°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 Vangviang.
The longest day in Vangviang is around 13h 16m (around June 21). The shortest is around 10h 59m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:53 | 06:47 | 11h 6m |
| February | 18:11 | 06:40 | 11h 31m |
| March | 18:21 | 06:20 | 12h 1m |
| April | 18:28 | 05:54 | 12h 34m |
| May | 18:38 | 05:37 | 13h 1m |
| June | 18:49 | 05:34 | 13h 16m |
| July | 18:52 | 05:42 | 13h 10m |
| August | 18:39 | 05:52 | 12h 47m |
| September | 18:14 | 05:59 | 12h 16m |
| October | 17:49 | 06:05 | 11h 44m |
| November | 17:33 | 06:18 | 11h 15m |
| December | 17:36 | 06:36 | 11h 0m |