Sunrise and Sunset times in Penco, Chile 
Penco
Biobío
Time zone: America/Santiago, UTC -4 h.
Latitude: -36.7408, Longitude: -72.9953
| Date | Sunrise | Solar Noon | Sunset | Length of day |
|---|---|---|---|---|
| 2025-Jun-01, Sunday | 07:55:54 | 12:49:54 | 17:43:54 | 9h 48m 0s |
| 2025-Jun-02, Monday | 07:56:32 | 12:50:04 | 17:43:37 | 9h 47m 5s |
| 2025-Jun-03, Tuesday | 07:57:08 | 12:50:14 | 17:43:20 | 9h 46m 12s |
| 2025-Jun-04, Wednesday | 07:57:43 | 12:50:24 | 17:43:06 | 9h 45m 23s |
| 2025-Jun-05, Thursday | 07:58:17 | 12:50:35 | 17:42:53 | 9h 44m 36s |
| 2025-Jun-06, Friday | 07:58:50 | 12:50:46 | 17:42:42 | 9h 43m 52s |
| 2025-Jun-07, Saturday | 07:59:22 | 12:50:57 | 17:42:32 | 9h 43m 10s |
| 2025-Jun-08, Sunday | 07:59:53 | 12:51:09 | 17:42:25 | 9h 42m 32s |
| 2025-Jun-09, Monday | 08:00:23 | 12:51:21 | 17:42:19 | 9h 41m 56s |
| 2025-Jun-10, Tuesday | 08:00:51 | 12:51:33 | 17:42:14 | 9h 41m 23s |
| 2025-Jun-11, Wednesday | 08:01:18 | 12:51:45 | 17:42:11 | 9h 40m 53s |
| 2025-Jun-12, Thursday | 08:01:44 | 12:51:57 | 17:42:10 | 9h 40m 26s |
| 2025-Jun-13, Friday | 08:02:09 | 12:52:10 | 17:42:11 | 9h 40m 2s |
| 2025-Jun-14, Saturday | 08:02:32 | 12:52:23 | 17:42:13 | 9h 39m 41s |
| 2025-Jun-15, Sunday | 08:02:54 | 12:52:36 | 17:42:17 | 9h 39m 23s |
| 2025-Jun-16, Monday | 08:03:14 | 12:52:48 | 17:42:23 | 9h 39m 9s |
| 2025-Jun-17, Tuesday | 08:03:33 | 12:53:01 | 17:42:30 | 9h 38m 57s |
| 2025-Jun-18, Wednesday | 08:03:51 | 12:53:15 | 17:42:38 | 9h 38m 47s |
| 2025-Jun-19, Thursday | 08:04:07 | 12:53:28 | 17:42:49 | 9h 38m 42s |
| 2025-Jun-20, Friday | 08:04:21 | 12:53:41 | 17:43:00 | 9h 38m 39s |
| 2025-Jun-21, Saturday | 08:04:34 | 12:53:54 | 17:43:13 | 9h 38m 39s |
| 2025-Jun-22, Sunday | 08:04:45 | 12:54:07 | 17:43:28 | 9h 38m 43s |
| 2025-Jun-23, Monday | 08:04:55 | 12:54:20 | 17:43:44 | 9h 38m 49s |
| 2025-Jun-24, Tuesday | 08:05:03 | 12:54:33 | 17:44:02 | 9h 38m 59s |
| 2025-Jun-25, Wednesday | 08:05:10 | 12:54:45 | 17:44:21 | 9h 39m 11s |
| 2025-Jun-26, Thursday | 08:05:15 | 12:54:58 | 17:44:41 | 9h 39m 26s |
| 2025-Jun-27, Friday | 08:05:18 | 12:55:10 | 17:45:03 | 9h 39m 45s |
| 2025-Jun-28, Saturday | 08:05:19 | 12:55:23 | 17:45:26 | 9h 40m 7s |
| 2025-Jun-29, Sunday | 08:05:19 | 12:55:35 | 17:45:50 | 9h 40m 31s |
| 2025-Jun-30, Monday | 08:05:17 | 12:55:46 | 17:46:16 | 9h 40m 59s |
Penco on Chile map:
Cities in the same time zone America/Santiago
Concepcion (Biobío), Vina del Mar (Valparaíso), Antofagasta (Antofagasta), Talcahuano (Biobío), Temuco (Araucanía), San Bernardo (Región Metropolitana), Rancagua (Libertador General Bernardo O’Higgins), Iquique (Tarapacá), Talca (Maule), Arica (Arica y Parinacota), Puerto Montt (Los Lagos), Coquimbo (Coquimbo), Valdivia (Los Ríos), La Serena (Coquimbo), Osorno (Los Lagos), Chillan , Los Angeles (Biobío), Calama (Antofagasta), Copiapo (Atacama), Punta Arenas (Magallanes y de la Antártica Chilena), Curico (Maule), San Antonio (Valparaíso), Coronel (Biobío), Linares (Maule), Quillota (Valparaíso), Ovalle (Coquimbo), San Fernando (Libertador General Bernardo O’Higgins), San Felipe (Valparaíso), Los Andes (Valparaíso), Lota (Biobío)
Largest Populated Areas in Chile
Santiago (Región Metropolitana), Concepcion (Biobío), Valparaiso (Valparaíso), Vina del Mar (Valparaíso), Antofagasta (Antofagasta), Talcahuano (Biobío), Temuco (Araucanía), San Bernardo (Región Metropolitana), Rancagua (Libertador General Bernardo O’Higgins), Iquique (Tarapacá), Talca (Maule), Arica (Arica y Parinacota), Puerto Montt (Los Lagos), Coquimbo (Coquimbo), Valdivia (Los Ríos), La Serena (Coquimbo), Osorno (Los Lagos), Chillan , Los Angeles (Biobío), Calama (Antofagasta), Copiapo (Atacama), Punta Arenas (Magallanes y de la Antártica Chilena), Curico (Maule), San Antonio (Valparaíso), Coronel (Biobío), Linares (Maule), Quillota (Valparaíso), Ovalle (Coquimbo), San Fernando (Libertador General Bernardo O’Higgins), San Felipe (Valparaíso)
Daylight Hours FAQ: 10 Most Googled Questions Answered
1. What are daylight hours?
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
2. Why are days shorter in winter and longer in summer?
Earth's 23.5° axial tilt causes uneven sunlight distribution. Your hemisphere receives less direct sunlight in winter (shorter days) and more in summer (longer days).
3. When is the longest day of the year?
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
4. When is the shortest day of the year?
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
5. How does latitude affect daylight hours?
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
6. Why do New York and Miami have different day lengths?
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
7. When are day and night equal?
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
How fast do days lengthen/shorten?
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
9. Where can I check daylight hours for my city?
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
10. Does daylight affect health?
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks