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What time is sunrise and sunset in Río Piedras?

Today and tomorrow's sunrise and sunset times in Río Piedras, Puerto Rico. Plus a monthly calendar with dawn, dusk, solar noon, and day length.

Today

Sunrise
6:09 AM
82° EDawn 5:47 AM

Sunrise in Río Piedras was at 6:09:28 AM AST (22 min ago).

Sunset
6:36 PM
278° WDusk 6:58 PM

Sunset in Río Piedras will be at 6:36:38 PM AST (in 12 hours).

Now
12a6a12p6p12a

Golden hour now · Golden hour ends at 6:40 AM

Daylight
12h 27m
Darkness
9h 06m
Solar noon
12:23 PM
Sun altitude
4.2°
Sun direction
84° E

Tomorrow

Sunrise
6:09 AM
83° EDawn 5:47 AM

Sunrise in Río Piedras will be at 6:09:38 AM AST (in 24 hours).

Sunset
6:35 PM
277° WDusk 6:57 PM

Sunset in Río Piedras will be at 6:35:47 PM AST (in 36 hours).

Moon tonight

Phase, moonrise and moonset in Río Piedras

Last Quarter
46% illuminated
Moonrise
Doesn't rise
Moonset
1:11 PM

Calendar

America/Puerto_Rico · click a day to expand

DateSunriseSunsetLength
1 Tue6:08 am6:39 pm12:30:10
2 Wed6:09 am6:38 pm12:29:10
3 Thu6:09 am6:37 pm12:28:10
4 Fri6:09 am6:36 pm12:27:09
Friday, September 4
12:27:09 of daylight·−1m 1s vs. yesterday·twilight 5:47 am – 6:58 pm
12a3a6a9a12p3p6p9p12a6:09 am12:23 pm6:36 pmhorizon
Time
6:32 AM
Altitude
4.2°
Heading
84° E
Light
Golden hour

6:32 AM, Golden hour, altitude 4.2 degrees

5 Sat6:09 am6:35 pm12:26:09
6 Sun6:09 am6:34 pm12:25:08
7 Mon6:09 am6:34 pm12:24:07
8 Tue6:10 am6:33 pm12:23:06
9 Wed6:10 am6:32 pm12:22:05
10 Thu6:10 am6:31 pm12:21:04
11 Fri6:10 am6:30 pm12:20:02
12 Sat6:10 am6:29 pm12:19:01
13 Sun6:10 am6:28 pm12:17:59
14 Mon6:11 am6:28 pm12:16:57
15 Tue6:11 am6:27 pm12:15:55
16 Wed6:11 am6:26 pm12:14:54
17 Thu6:11 am6:25 pm12:13:52
18 Fri6:11 am6:24 pm12:12:50
19 Sat6:11 am6:23 pm12:11:48
20 Sun6:12 am6:22 pm12:10:46
21 Mon6:12 am6:21 pm12:09:44
22 Tue6:12 am6:21 pm12:08:41
23 Wed6:12 am6:20 pm12:07:39
24 Thu6:12 am6:19 pm12:06:37
25 Fri6:12 am6:18 pm12:05:35
26 Sat6:13 am6:17 pm12:04:33
27 Sun6:13 am6:16 pm12:03:31
28 Mon6:13 am6:15 pm12:02:29
29 Tue6:13 am6:15 pm12:01:28
30 Wed6:13 am6:14 pm12:00:26

FAQ

Frequently asked questions about sunrise and sunset in Río Piedras, United States

What time does the sun rise in Río Piedras today?
Sunrise in Río Piedras today (Friday, September 4, 2026) is at 6:09 AM. The sun comes up in the E.
What time does the sun set in Río Piedras today?
Sunset today is at 6:36 PM, after 12h 27m of daylight.
When is the longest day in Río Piedras, United States?
The longest day of 2026 in Río Piedras is Sunday, June 21, 2026, the summer solstice, with 13h 14m of daylight. In 2027 the summer solstice falls on June 21, 2027.
When is the shortest day in Río Piedras, United States?
The shortest day of 2026 in Río Piedras, Puerto Rico is Monday, December 21, 2026, the winter solstice, with 11h 01m of daylight. In 2027 the winter solstice lands on December 21, 2027.
How much more daylight does Río Piedras get in summer than in winter?
Río Piedras gets 2h 12m more daylight on its longest day than on its shortest (13h 14m against 11h 01m). Averaged across the year, a day here has 12h 08m of daylight.
When is the earliest sunrise in Río Piedras?
The earliest sunrise of 2026 in Río Piedras is on Thursday, June 4, 2026, when the sun comes up at 5:48 AM.
When is the latest sunset in Río Piedras?
The latest sunset is on Sunday, July 5, 2026 at 7:05 PM.
When is the earliest sunset in Río Piedras?
The earliest sunset of the year is on Tuesday, November 24, 2026, with the sun down by 5:47 PM.
When is the latest sunrise in Río Piedras?
The latest sunrise is on Sunday, January 18, 2026 at 7:00 AM.
Does Río Piedras observe daylight saving time?
No. Río Piedras stays on Atlantic Standard Time (UTC-4) 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=18.39972222&lng=-66.05