Midnight to midnight. The lit band is daylight; the darker edges are twilight and night, tinted by how high the sun actually gets.
Today in Buenos Aires
- Sunrise
- 07:00
- Sunset
- 18:42
- Solar noon
- 12:50
- Moonrise
- 06:36
- Moonset
- 18:23
- Day length
- 11 h 42 min
Today the sun rises over Buenos Aires at 07:00 and sets at 18:42, giving 11 h 42 min of daylight.
Being south of the equator, Buenos Aires has its longest days in December and its shortest in June.
Across 2026 the day length in Buenos Aires swings by 4 h 39 min, from 9 h 50 min on 2026-06-21 to 14 h 29 min on 2026-12-21.
The earliest sunrise of 2026 falls on 2026-12-05, at 05:33 - not on the longest day, because the equation of time pulls the two apart.
The moon is waning tonight, 1% lit.
September 2026 in Buenos Aires
| Date | Sunrise | Sunset | Day length | Change |
|---|---|---|---|---|
| 1 | 07:12 | 18:35 | 11 h 23 min | — |
| 2 | 07:11 | 18:36 | 11 h 25 min | +2 min |
| 3 | 07:10 | 18:37 | 11 h 27 min | +2 min |
| 4 | 07:08 | 18:37 | 11 h 29 min | +2 min |
| 5 | 07:07 | 18:38 | 11 h 31 min | +2 min |
| 6 | 07:05 | 18:39 | 11 h 33 min | +2 min |
| 7 | 07:04 | 18:39 | 11 h 35 min | +2 min |
| 8 | 07:03 | 18:40 | 11 h 37 min | +2 min |
| 9 | 07:01 | 18:41 | 11 h 40 min | +3 min |
| 10 | 07:00 | 18:42 | 11 h 42 min | +2 min |
| 11 | 06:59 | 18:42 | 11 h 44 min | +2 min |
| 12 | 06:57 | 18:43 | 11 h 46 min | +2 min |
| 13 | 06:56 | 18:44 | 11 h 48 min | +2 min |
| 14 | 06:54 | 18:44 | 11 h 50 min | +2 min |
| 15 | 06:53 | 18:45 | 11 h 52 min | +2 min |
| 16 | 06:51 | 18:46 | 11 h 54 min | +2 min |
| 17 | 06:50 | 18:46 | 11 h 56 min | +2 min |
| 18 | 06:49 | 18:47 | 11 h 59 min | +3 min |
| 19 | 06:47 | 18:48 | 12 h 1 min | +2 min |
| 20 | 06:46 | 18:49 | 12 h 3 min | +2 min |
| 21 | 06:44 | 18:49 | 12 h 5 min | +2 min |
| 22 | 06:43 | 18:50 | 12 h 7 min | +2 min |
| 23 | 06:41 | 18:51 | 12 h 9 min | +2 min |
| 24 | 06:40 | 18:51 | 12 h 11 min | +2 min |
| 25 | 06:39 | 18:52 | 12 h 14 min | +3 min |
| 26 | 06:37 | 18:53 | 12 h 16 min | +2 min |
| 27 | 06:36 | 18:54 | 12 h 18 min | +2 min |
| 28 | 06:34 | 18:54 | 12 h 20 min | +2 min |
| 29 | 06:33 | 18:55 | 12 h 22 min | +2 min |
| 30 | 06:32 | 18:56 | 12 h 24 min | +2 min |
Sunrise and sunset in Buenos Aires through 2026
Each column is one day of 2026. The lit band runs from sunrise to sunset in local clock time, so the daylight saving change shows up as a step.
Common questions about the sun in Buenos Aires
What time does the sun rise in Buenos Aires?
Today the sun rises in Buenos Aires at 07:00, local time.
What time does the sun set in Buenos Aires?
Today the sun sets in Buenos Aires at 18:42, local time.
How long is the day in Buenos Aires today?
Buenos Aires gets 11 h 42 min of daylight today, from sunrise to sunset.
When is the longest day of the year in Buenos Aires?
The longest day of 2026 in Buenos Aires is 2026-12-21, with 14 h 29 min of daylight.
What phase is the moon in tonight?
The moon is waning over Buenos Aires tonight, 1% lit.