July 21, 2026 · Củ Chi, Vietnam
Sunset in Củ Chi today is at 18:21. Day length is 12h 41m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Củ Chi's coordinates and updated daily.
Củ Chi lies at 11°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 Củ Chi.
The longest day in Củ Chi is around 12h 46m (around June 21). The shortest is around 11h 29m (around December 21).
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:50 | 06:17 | 11h 33m |
| February | 18:02 | 06:16 | 11h 47m |
| March | 18:06 | 06:02 | 12h 3m |
| April | 18:06 | 05:44 | 12h 22m |
| May | 18:10 | 05:33 | 12h 37m |
| June | 18:18 | 05:32 | 12h 46m |
| July | 18:22 | 05:39 | 12h 43m |
| August | 18:14 | 05:45 | 12h 29m |
| September | 17:56 | 05:44 | 12h 12m |
| October | 17:37 | 05:44 | 11h 54m |
| November | 17:28 | 05:51 | 11h 38m |
| December | 17:34 | 06:05 | 11h 29m |