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Sunrise & Sunset in Buenos Aires

Today in Buenos Aires, Argentina the sun rises at 06:04 and sets at 19:14, giving a day length of 13h 10m. Day length changes by +2m 03s the next day.

Tomorrow

☀️ Sunrise

06:04

Bearing: ESE 103.9°

🌇 Sunset

19:14

Bearing: WSW 255.7°

🌞 Day length

13h 10m

Next day +2m 03s

🕛 Solar noon

12:39

Sun 66.4° above the horizon

Twilight phases

From darkest to brightest: the sun's angle below the horizon decides how much light there is. Times are for the date shown above.

Astronomical twilight

Begins: 04:34

Ends: 20:43

Sun is between -18° and -12° below the horizon — only the brightest stars are obscured.

Nautical twilight

Begins: 05:06

Ends: 20:11

Sun is between -12° and -6° — the horizon becomes visible at sea.

Civil twilight

Begins: 05:37

Ends: 19:40

Sun is between -6° and 0° — outdoor activities are still possible without artificial light.

Golden hour

Morning: 06:04–06:37

Evening: 18:40–19:14

Sun below 6° — soft, warm, low-angle light that photographers look for.

Blue hour

Morning: 05:37–05:48

Evening: 19:30–19:40

Sun 4°–6° below the horizon — deep blue sky, city lights on, no harsh shadows.

Solar noon & night

Solar noon: 12:39

Solar midnight: 00:39

Night is darkest at solar midnight, halfway between sunset and the next sunrise.

October 2026 — daily sunrise & sunset

Tomorrow's data →
Date Sunrise Sunset Day length Solar noon Civil dawn Civil dusk Sunrise bearing Change
1 Thu 06:31 18:57 12h 26m 12:44 06:06 19:22 E 94.3° +2m 09s
2 Fri 06:30 18:58 12h 28m 12:44 06:04 19:23 E 94.7° +2m 09s
3 Sat 06:28 18:58 12h 30m 12:43 06:03 19:24 E 95.2° +2m 09s
4 Sun 06:27 18:59 12h 32m 12:43 06:02 19:24 E 95.7° +2m 09s
5 Mon 06:25 19:00 12h 34m 12:43 06:00 19:25 E 96.1° +2m 09s
6 Tue 06:24 19:01 12h 36m 12:42 05:59 19:26 E 96.6° +2m 09s
7 Wed 06:23 19:01 12h 39m 12:42 05:57 19:27 E 97.1° +2m 09s
8 Thu 06:21 19:02 12h 41m 12:42 05:56 19:28 E 97.5° +2m 09s
9 Fri 06:20 19:03 12h 43m 12:41 05:55 19:28 E 98.0° +2m 08s
10 Sat 06:19 19:04 12h 45m 12:41 05:53 19:29 E 98.5° +2m 08s
11 Sun 06:17 19:05 12h 47m 12:41 05:52 19:30 E 98.9° +2m 08s
12 Mon 06:16 19:05 12h 49m 12:41 05:50 19:31 E 99.4° +2m 08s
13 Tue 06:15 19:06 12h 51m 12:40 05:49 19:32 E 99.9° +2m 07s
14 Wed 06:13 19:07 12h 54m 12:40 05:48 19:33 E 100.3° +2m 07s
15 Thu 06:12 19:08 12h 56m 12:40 05:46 19:34 E 100.8° +2m 07s
16 Fri 06:11 19:09 12h 58m 12:40 05:45 19:34 E 101.2° +2m 07s
17 Sat 06:10 19:09 13h 0m 12:40 05:44 19:35 ESE 101.7° +2m 06s
18 Sun 06:08 19:10 13h 2m 12:39 05:42 19:36 ESE 102.1° +2m 06s
19 Mon 06:07 19:11 13h 4m 12:39 05:41 19:37 ESE 102.6° +2m 05s
20 Tue 06:06 19:12 13h 6m 12:39 05:40 19:38 ESE 103.0° +2m 05s
21 Wed 06:05 19:13 13h 8m 12:39 05:39 19:39 ESE 103.4° +2m 04s
22 Thu 06:04 19:14 13h 10m 12:39 05:37 19:40 ESE 103.9° +2m 04s
23 Fri 06:02 19:15 13h 12m 12:39 05:36 19:41 ESE 104.3° +2m 03s
24 Sat 06:01 19:16 13h 14m 12:38 05:35 19:42 ESE 104.7° +2m 03s
25 Sun 06:00 19:16 13h 16m 12:38 05:34 19:43 ESE 105.2° +2m 02s
26 Mon 05:59 19:17 13h 18m 12:38 05:33 19:44 ESE 105.6° +2m 01s
27 Tue 05:58 19:18 13h 20m 12:38 05:31 19:45 ESE 106.0° +2m 01s
28 Wed 05:57 19:19 13h 22m 12:38 05:30 19:46 ESE 106.4° +2m 00s
29 Thu 05:56 19:20 13h 24m 12:38 05:29 19:47 ESE 106.8° +1m 59s
30 Fri 05:55 19:21 13h 26m 12:38 05:28 19:48 ESE 107.2° +1m 58s
31 Sat 05:54 19:22 13h 28m 12:38 05:27 19:49 ESE 107.6° +1m 57s

Solstices and equinoxes in Buenos Aires, 2026

The four turning points of the sun's year, converted to Buenos Aires local time. At 34.6° S the noon sun swings between 32.0° and 78.8° above the horizon over the year.

EventLocal date & timeSunriseSunsetDay lengthNoon sun
March equinox 20 March at 11:46 06:57 19:06 12h 9m 55.5°
June solstice 21 June at 05:25 08:01 17:51 9h 50m 32.0°
September equinox 22 September at 21:06 06:44 18:50 12h 6m 55.1°
December solstice 21 December at 17:50 05:38 20:07 14h 29m 78.8°

Equinox and solstice instants from Jean Meeus's algorithm (accurate to about a minute). "Noon sun" is the sun's altitude above the horizon at solar noon.

Daylight in Buenos Aires through the year

The longest day in Buenos Aires is 22 December with 14h 29m of daylight; the shortest is 21 June with 9h 50m. Day length swings by 4 h 39 min over the year, with the long days falling in the southern summer (December–January). The earliest sunrise is at 05:35 on 29 November and the latest sunset at 20:11 on 2 January — not on the solstice itself, because solar noon drifts through the year.

Hours of daylight on the 15th of each month, 2026
0h 6h 12h 18h 24h January 15: 14h 13m of daylight 14.2 Jan February 15: 13h 20m of daylight 13.3 Feb March 15: 12h 20m of daylight 12.3 Mar April 15: 11h 14m of daylight 11.2 Apr May 15: 10h 20m of daylight 10.3 May June 15: 9h 51m of daylight 9.8 Jun July 15: 10h 3m of daylight 10.0 Jul August 15: 10h 49m of daylight 10.8 Aug September 15: 11h 51m of daylight 11.9 Sep October 15: 12h 56m of daylight 12.9 Oct November 15: 13h 55m of daylight 13.9 Nov December 15: 14h 27m of daylight 14.5 Dec
DateSunriseSunsetDay length
15 January 05:57 20:10 14h 13m
15 February 06:29 19:49 13h 20m
15 March 06:53 19:13 12h 20m
15 April 07:17 18:31 11h 14m
15 May 07:41 18:01 10h 20m
15 June 07:59 17:50 9h 51m
15 July 07:59 18:01 10h 3m
15 August 07:34 18:23 10h 49m
15 September 06:54 18:45 11h 51m
15 October 06:12 19:08 12h 56m
15 November 05:41 19:37 13h 55m
15 December 05:36 20:03 14h 27m

Sun questions for Buenos Aires

How high does the sun get in Buenos Aires?

At 34.6° S, the noon sun reaches 78.8° above the horizon at the December solstice but only 32.0° at the June solstice. It is never directly overhead this far from the equator.

How long is twilight in Buenos Aires?

Civil twilight — from first light until sunrise, when you can still see outdoors without lights — lasts about 25 minutes around the equinoxes and 30 minutes at midsummer in Buenos Aires. The farther from the equator, the shallower the sun's path and the longer twilight lasts.

When is the earliest sunrise and latest sunset in Buenos Aires?

The earliest sunrise is at 05:35 around 29 November and the latest sunset at 20:11 around 2 January. They don't fall on the solstice itself because solar noon drifts by up to a quarter of an hour through the year (the equation of time).

How fast do the days get longer or shorter in Buenos Aires?

Fastest around the equinoxes: on 15 March the day is 2m 11s shorter than the day before. Around the solstices the change slows to a few seconds a day.

Sunrise in nearby cities

All cities in Argentina →
Córdoba Sunrise & sunset times →

More for Buenos Aires

Keep exploring Buenos Aires: the main city time page, current weather, moon phases, and country-wide daylight data.

Buenos Aires time pageMain city page with current local time and zone details.CityBuenos Aires weatherCurrent conditions and seven-day forecast.WeatherBuenos Aires moonMoonrise, moonset, and lunar phase information.MoonArgentina sunriseCountry-wide sunrise and sunset directory.CountryAmerica/Argentina/Buenos_AiresExact IANA zone used for local solar times.IANA

About sunrise data for Buenos Aires

Times are calculated for Buenos Aires's coordinates (-34.60°, -58.38°) and shown in the America/Argentina/Buenos_Aires time zone. Calculations follow standard solar geometry and account for atmospheric refraction at the horizon.

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