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What time is sunrise and sunset in Unión?

Today and tomorrow's sunrise and sunset times in Unión, San Luis. Plus a monthly calendar with dawn, dusk, solar noon, and day length.

Today

Sunrise
8:23 AM
67° ENEDawn 7:56 AM

Sunrise in Unión will be at 8:23:49 AM GMT-3 (in 3 hours).

Sunset
6:39 PM
293° WNWDusk 7:06 PM

Sunset in Unión will be at 6:39:06 PM GMT-3 (in 13 hours).

Now
12a6a12p6p12a

Night now · First light at 6:55 AM

Daylight
10h 15m
Darkness
10h 48m
Solar noon
1:31 PM
Sun altitude
34.0° below
Sun direction
89° E

Tomorrow

Sunrise
8:23 AM
67° ENEDawn 7:56 AM

Sunrise in Unión will be at 8:23:04 AM GMT-3 (in 27 hours).

Sunset
6:39 PM
293° WNWDusk 7:06 PM

Sunset in Unión will be at 6:39:50 PM GMT-3 (in 37 hours).

Moon tonight

Phase, moonrise and moonset in Unión

Waxing Gibbous
96% illuminated
Moonrise
4:43 PM
Moonset
7:12 AM

Calendar

America/Argentina/San_Luis · click a day to expand

DateSunriseSunsetLength
1 Wed8:34 am6:23 pm09:49:23
2 Thu8:34 am6:23 pm09:49:52
3 Fri8:33 am6:24 pm09:50:24
4 Sat8:33 am6:24 pm09:50:59
5 Sun8:33 am6:25 pm09:51:36
6 Mon8:33 am6:25 pm09:52:16
7 Tue8:33 am6:26 pm09:52:58
8 Wed8:33 am6:26 pm09:53:43
9 Thu8:32 am6:27 pm09:54:31
10 Fri8:32 am6:27 pm09:55:21
11 Sat8:32 am6:28 pm09:56:13
12 Sun8:31 am6:29 pm09:57:08
13 Mon8:31 am6:29 pm09:58:06
14 Tue8:31 am6:30 pm09:59:05
15 Wed8:30 am6:30 pm10:00:07
16 Thu8:30 am6:31 pm10:01:12
17 Fri8:29 am6:32 pm10:02:18
18 Sat8:29 am6:32 pm10:03:27
19 Sun8:28 am6:33 pm10:04:38
20 Mon8:28 am6:34 pm10:05:51
21 Tue8:27 am6:34 pm10:07:06
22 Wed8:27 am6:35 pm10:08:23
23 Thu8:26 am6:36 pm10:09:42
24 Fri8:25 am6:36 pm10:11:03
25 Sat8:25 am6:37 pm10:12:26
26 Sun8:24 am6:38 pm10:13:51
27 Mon8:23 am6:39 pm10:15:17
Monday, July 27
10:15:17 of daylight·+1m 26s vs. yesterday·twilight 7:56 am – 7:06 pm
12a3a6a9a12p3p6p9p12a8:23 am1:31 pm6:39 pmhorizon
Time
5:36 AM
Altitude
-34.1°
Heading
89° E
Light
Night

5:36 AM, Night, altitude -34.1 degrees

28 Tue8:23 am6:39 pm10:16:45
29 Wed8:22 am6:40 pm10:18:15
30 Thu8:21 am6:41 pm10:19:47
31 Fri8:20 am6:42 pm10:21:20

FAQ

Frequently asked questions about sunrise and sunset in Unión, Argentina

What time does the sun rise in Unión today?
Sunrise in Unión today (Monday, July 27, 2026) is at 8:23 AM. The sun comes up in the ENE.
What time does the sun set in Unión today?
Sunset today is at 6:39 PM, after 10h 15m of daylight.
When is the longest day in Unión, Argentina?
The longest day of 2026 in Unión is Monday, December 21, 2026, the summer solstice, with 14h 31m of daylight. In 2027 the summer solstice falls on December 21, 2027.
When is the shortest day in Unión, Argentina?
The shortest day of 2026 in Unión, San Luis is Sunday, June 21, 2026, the winter solstice, with 9h 47m of daylight. In 2027 the winter solstice lands on June 21, 2027.
How much more daylight does Unión get in summer than in winter?
Unión gets 4h 44m more daylight on its longest day than on its shortest (14h 31m against 9h 47m). Averaged across the year, a day here has 12h 06m of daylight.
When is the earliest sunrise in Unión?
The earliest sunrise of 2026 in Unión is on Sunday, December 6, 2026, when the sun comes up at 6:03 AM.
When is the latest sunset in Unión?
The latest sunset is on Tuesday, January 6, 2026 at 8:43 PM.
When is the earliest sunset in Unión?
The earliest sunset of the year is on Saturday, June 13, 2026, with the sun down by 6:19 PM.
When is the latest sunrise in Unión?
The latest sunrise is on Monday, June 29, 2026 at 8:34 AM.
Does Unión observe daylight saving time?
No. Unión stays on Argentina Standard Time (UTC-3) all year, so sunrise and sunset times shift only with the seasons.

Developers: get this data programmatically with the free JSON API.

GET https://api.sunrisesunset.io/json?lat=-35.15282&lng=-65.94602