July 21, 2026 · Nong Khai, Thailand
Sunset in Nong Khai today is at 18:48. Day length is 13h 3m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Nong Khai's coordinates and updated daily.
Nong Khai lies at 18°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 Nong Khai.
The longest day in Nong Khai is around 13h 12m (around June 21). The shortest is around 11h 3m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:54 | 06:44 | 11h 10m |
| February | 18:11 | 06:37 | 11h 34m |
| March | 18:19 | 06:18 | 12h 1m |
| April | 18:26 | 05:54 | 12h 32m |
| May | 18:35 | 05:37 | 12h 58m |
| June | 18:46 | 05:34 | 13h 12m |
| July | 18:49 | 05:42 | 13h 6m |
| August | 18:37 | 05:52 | 12h 45m |
| September | 18:13 | 05:58 | 12h 15m |
| October | 17:48 | 06:03 | 11h 45m |
| November | 17:34 | 06:15 | 11h 18m |
| December | 17:37 | 06:33 | 11h 4m |