Sunrise & Sunset Times in Tucumán — December 2025
Complete sunrise and sunset schedule for every day in Tucumán, Argentina during December 2025. Includes solar noon, day length, and daily dawn and dusk times. Coordinates: -26.82°, -65.22°.
Sunrise & Sunset in Tucumán During December
December contains the summer solstice around the 21st, giving Tucumán its longest day and shortest night of the year. Near the solstice, day length plateaus — barely changing for about two weeks. The sun reaches its highest noon altitude, delivering maximum direct sunlight and the shortest shadows of the year. In high southern latitudes, twilight may linger all night. It is the brightest, most daylight-rich time of year.
Golden Hour & Twilight in December
During December, golden hour in Tucumán lasts approximately 48 minutes each morning and evening. The low sun angle during these periods produces warm, directional light prized by photographers and filmmakers. Civil twilight — the period when the sun is just below the horizon — adds extra usable light before sunrise and after sunset, extending the practical daylight window beyond the times shown in the table above.
Through December, days in Tucumán are lengthening by roughly 0.2 minutes per day, adding up to about 0h 6m over the course of the month.
Daily Sunrise & Sunset — December 2025
| Date | Day | Sunrise | Sunset | Day Length | Solar Noon |
|---|---|---|---|---|---|
| Dec 1 | Mon | 06:19 AM | 08:00 PM | 13h 42m | 01:09 PM |
| Dec 2 | Tue | 06:19 AM | 08:01 PM | 13h 42m | 01:10 PM |
| Dec 3 | Wed | 06:19 AM | 08:02 PM | 13h 43m | 01:10 PM |
| Dec 4 | Thu | 06:19 AM | 08:02 PM | 13h 44m | 01:10 PM |
| Dec 5 | Fri | 06:19 AM | 08:03 PM | 13h 44m | 01:11 PM |
| Dec 6 | Sat | 06:19 AM | 08:04 PM | 13h 45m | 01:11 PM |
| Dec 7 | Sun | 06:19 AM | 08:04 PM | 13h 46m | 01:12 PM |
| Dec 8 | Mon | 06:19 AM | 08:05 PM | 13h 46m | 01:12 PM |
| Dec 9 | Tue | 06:19 AM | 08:06 PM | 13h 47m | 01:13 PM |
| Dec 10 | Wed | 06:20 AM | 08:07 PM | 13h 47m | 01:13 PM |
| Dec 11 | Thu | 06:20 AM | 08:07 PM | 13h 47m | 01:14 PM |
| Dec 12 | Fri | 06:20 AM | 08:08 PM | 13h 48m | 01:14 PM |
| Dec 13 | Sat | 06:20 AM | 08:09 PM | 13h 48m | 01:14 PM |
| Dec 14 | Sun | 06:21 AM | 08:09 PM | 13h 49m | 01:15 PM |
| Dec 15 | Mon | 06:21 AM | 08:10 PM | 13h 49m | 01:15 PM |
| Dec 16 | Tue | 06:21 AM | 08:10 PM | 13h 49m | 01:16 PM |
| Dec 17 | Wed | 06:22 AM | 08:11 PM | 13h 49m | 01:16 PM |
| Dec 18 | Thu | 06:22 AM | 08:12 PM | 13h 49m | 01:17 PM |
| Dec 19 | Fri | 06:23 AM | 08:12 PM | 13h 50m | 01:17 PM |
| Dec 20 | Sat | 06:23 AM | 08:13 PM | 13h 50m | 01:18 PM |
| Dec 21 | Sun | 06:23 AM | 08:13 PM | 13h 50m | 01:18 PM |
| Dec 22 | Mon | 06:24 AM | 08:14 PM | 13h 50m | 01:19 PM |
| Dec 23 | Tue | 06:25 AM | 08:14 PM | 13h 50m | 01:19 PM |
| Dec 24 | Wed | 06:25 AM | 08:15 PM | 13h 50m | 01:20 PM |
| Dec 25 | Thu | 06:26 AM | 08:15 PM | 13h 49m | 01:20 PM |
| Dec 26 | Fri | 06:26 AM | 08:15 PM | 13h 49m | 01:21 PM |
| Dec 27 | Sat | 06:27 AM | 08:16 PM | 13h 49m | 01:21 PM |
| Dec 28 | Sun | 06:27 AM | 08:16 PM | 13h 49m | 01:22 PM |
| Dec 29 | Mon | 06:28 AM | 08:17 PM | 13h 49m | 01:22 PM |
| Dec 30 | Tue | 06:29 AM | 08:17 PM | 13h 48m | 01:23 PM |
| Dec 31 | Wed | 06:29 AM | 08:17 PM | 13h 48m | 01:23 PM |