Sunrise and Sunset times in San Pedro, Chile 
San Pedro
Biobío
Time zone: America/Santiago, UTC -4 h.
Latitude: -36.837, Longitude: -73.1082
| Date | Sunrise | Solar Noon | Sunset | Length of day |
|---|---|---|---|---|
| 2025-Jun-01, Sunday | 07:56:36 | 12:50:22 | 17:44:07 | 9h 47m 31s |
| 2025-Jun-02, Monday | 07:57:14 | 12:50:31 | 17:43:49 | 9h 46m 35s |
| 2025-Jun-03, Tuesday | 07:57:50 | 12:50:41 | 17:43:32 | 9h 45m 42s |
| 2025-Jun-04, Wednesday | 07:58:25 | 12:50:51 | 17:43:18 | 9h 44m 53s |
| 2025-Jun-05, Thursday | 07:59:00 | 12:51:02 | 17:43:05 | 9h 44m 5s |
| 2025-Jun-06, Friday | 07:59:33 | 12:51:13 | 17:42:53 | 9h 43m 20s |
| 2025-Jun-07, Saturday | 08:00:05 | 12:51:24 | 17:42:44 | 9h 42m 39s |
| 2025-Jun-08, Sunday | 08:00:36 | 12:51:36 | 17:42:36 | 9h 42m 0s |
| 2025-Jun-09, Monday | 08:01:06 | 12:51:48 | 17:42:30 | 9h 41m 24s |
| 2025-Jun-10, Tuesday | 08:01:34 | 12:52:00 | 17:42:26 | 9h 40m 52s |
| 2025-Jun-11, Wednesday | 08:02:01 | 12:52:12 | 17:42:23 | 9h 40m 22s |
| 2025-Jun-12, Thursday | 08:02:27 | 12:52:24 | 17:42:22 | 9h 39m 55s |
| 2025-Jun-13, Friday | 08:02:52 | 12:52:37 | 17:42:22 | 9h 39m 30s |
| 2025-Jun-14, Saturday | 08:03:15 | 12:52:50 | 17:42:25 | 9h 39m 10s |
| 2025-Jun-15, Sunday | 08:03:37 | 12:53:03 | 17:42:28 | 9h 38m 51s |
| 2025-Jun-16, Monday | 08:03:57 | 12:53:16 | 17:42:34 | 9h 38m 37s |
| 2025-Jun-17, Tuesday | 08:04:16 | 12:53:29 | 17:42:41 | 9h 38m 25s |
| 2025-Jun-18, Wednesday | 08:04:34 | 12:53:42 | 17:42:49 | 9h 38m 15s |
| 2025-Jun-19, Thursday | 08:04:50 | 12:53:55 | 17:43:00 | 9h 38m 10s |
| 2025-Jun-20, Friday | 08:05:04 | 12:54:08 | 17:43:11 | 9h 38m 7s |
| 2025-Jun-21, Saturday | 08:05:17 | 12:54:21 | 17:43:25 | 9h 38m 8s |
| 2025-Jun-22, Sunday | 08:05:28 | 12:54:34 | 17:43:39 | 9h 38m 11s |
| 2025-Jun-23, Monday | 08:05:38 | 12:54:47 | 17:43:55 | 9h 38m 17s |
| 2025-Jun-24, Tuesday | 08:05:46 | 12:55:00 | 17:44:13 | 9h 38m 27s |
| 2025-Jun-25, Wednesday | 08:05:53 | 12:55:12 | 17:44:32 | 9h 38m 39s |
| 2025-Jun-26, Thursday | 08:05:58 | 12:55:25 | 17:44:52 | 9h 38m 54s |
| 2025-Jun-27, Friday | 08:06:01 | 12:55:37 | 17:45:14 | 9h 39m 13s |
| 2025-Jun-28, Saturday | 08:06:02 | 12:55:50 | 17:45:37 | 9h 39m 35s |
| 2025-Jun-29, Sunday | 08:06:02 | 12:56:02 | 17:46:01 | 9h 39m 59s |
| 2025-Jun-30, Monday | 08:06:00 | 12:56:13 | 17:46:27 | 9h 40m 27s |
San Pedro 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