July 21, 2026 · Santa María Chimalhuacán, Mexico
Sunset in Santa María Chimalhuacán today is at 19:17. Day length is 13h 9m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Santa María Chimalhuacán's coordinates and updated daily.
Santa María Chimalhuacán 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 Santa María Chimalhuacán.
The longest day in Santa María Chimalhuacán is around 13h 18m (around June 21). The shortest is around 10h 57m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 18:18 | 07:13 | 11h 5m |
| February | 18:36 | 07:06 | 11h 30m |
| March | 18:46 | 06:46 | 12h 0m |
| April | 18:54 | 06:20 | 12h 34m |
| May | 19:04 | 06:02 | 13h 2m |
| June | 19:16 | 05:58 | 13h 18m |
| July | 19:18 | 06:06 | 13h 12m |
| August | 19:06 | 06:17 | 12h 49m |
| September | 18:41 | 06:24 | 12h 17m |
| October | 18:14 | 06:30 | 11h 44m |
| November | 17:58 | 06:44 | 11h 14m |
| December | 18:00 | 07:02 | 10h 58m |