Sunrise and Sunset times in Biak, Indonesia 
Biak
Papua, Indonesia
103 610 people
Today:
 Sunrise: 05:45:34
|
 Sunset: 17:52:15
|
Day Length: 12h 6m 41s
Time zone: Asia/Jayapura, UTC 9 h.
Latitude: -1.1615, Longitude: 136.048
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Sep-01, Monday | 05:53:06 | 11:55:51 | 17:58:36 | 12h 5m 30s |
| 2025-Sep-02, Tuesday | 05:52:45 | 11:55:32 | 17:58:19 | 12h 5m 34s |
| 2025-Sep-03, Wednesday | 05:52:24 | 11:55:12 | 17:58:01 | 12h 5m 37s |
| 2025-Sep-04, Thursday | 05:52:02 | 11:54:52 | 17:57:43 | 12h 5m 41s |
| 2025-Sep-05, Friday | 05:51:40 | 11:54:32 | 17:57:24 | 12h 5m 44s |
| 2025-Sep-06, Saturday | 05:51:19 | 11:54:12 | 17:57:06 | 12h 5m 47s |
| 2025-Sep-07, Sunday | 05:50:56 | 11:53:52 | 17:56:47 | 12h 5m 51s |
| 2025-Sep-08, Monday | 05:50:34 | 11:53:31 | 17:56:28 | 12h 5m 54s |
| 2025-Sep-09, Tuesday | 05:50:12 | 11:53:10 | 17:56:09 | 12h 5m 57s |
| 2025-Sep-10, Wednesday | 05:49:49 | 11:52:49 | 17:55:50 | 12h 6m 1s |
| 2025-Sep-11, Thursday | 05:49:26 | 11:52:28 | 17:55:31 | 12h 6m 5s |
| 2025-Sep-12, Friday | 05:49:03 | 11:52:07 | 17:55:11 | 12h 6m 8s |
| 2025-Sep-13, Saturday | 05:48:40 | 11:51:46 | 17:54:52 | 12h 6m 12s |
| 2025-Sep-14, Sunday | 05:48:17 | 11:51:25 | 17:54:32 | 12h 6m 15s |
| 2025-Sep-15, Monday | 05:47:54 | 11:51:03 | 17:54:13 | 12h 6m 19s |
| 2025-Sep-16, Tuesday | 05:47:30 | 11:50:42 | 17:53:53 | 12h 6m 23s |
| 2025-Sep-17, Wednesday | 05:47:07 | 11:50:20 | 17:53:33 | 12h 6m 26s |
| 2025-Sep-18, Thursday | 05:46:44 | 11:49:59 | 17:53:14 | 12h 6m 30s |
| 2025-Sep-19, Friday | 05:46:20 | 11:49:37 | 17:52:54 | 12h 6m 34s |
| 2025-Sep-20, Saturday | 05:45:57 | 11:49:16 | 17:52:35 | 12h 6m 38s |
| 2025-Sep-21, Sunday | 05:45:34 | 11:48:55 | 17:52:15 | 12h 6m 41s |
| 2025-Sep-22, Monday | 05:45:11 | 11:48:33 | 17:51:56 | 12h 6m 45s |
| 2025-Sep-23, Tuesday | 05:44:48 | 11:48:12 | 17:51:37 | 12h 6m 49s |
| 2025-Sep-24, Wednesday | 05:44:25 | 11:47:51 | 17:51:18 | 12h 6m 53s |
| 2025-Sep-25, Thursday | 05:44:02 | 11:47:31 | 17:50:59 | 12h 6m 57s |
| 2025-Sep-26, Friday | 05:43:40 | 11:47:10 | 17:50:40 | 12h 7m 0s |
| 2025-Sep-27, Saturday | 05:43:17 | 11:46:49 | 17:50:22 | 12h 7m 5s |
| 2025-Sep-28, Sunday | 05:42:55 | 11:46:29 | 17:50:03 | 12h 7m 8s |
| 2025-Sep-29, Monday | 05:42:33 | 11:46:09 | 17:49:45 | 12h 7m 12s |
| 2025-Sep-30, Tuesday | 05:42:11 | 11:45:49 | 17:49:27 | 12h 7m 16s |
Day length in Biak during the year on the chart:
Biak on Indonesia map:
Locations in the same time zone Asia/Jayapura
Ambon (Maluku), Ternate (Maluku Utara), Jayapura (Papua), Sorong (Papua Barat), Manokwari (Papua Barat), Soasio (Maluku Utara), Amahai (Maluku), Nabire (Papua), Merauke (Papua), Tinipuka (Papua)
Largest Populated Areas in Indonesia
Jakarta (Jakarta), Surabaya (Jawa Timur), Bandung (Jawa Barat), Bekasi (Jawa Barat), Medan (Sumatera Utara), Palembang (Sumatera Selatan), Semarang (Jawa Tengah), Makassar (Sulawesi Selatan), Cilacap (Jawa Tengah), Bogor (Jawa Barat), Bandar Lampung (Lampung), Padang (Sumatera Barat), Malang (Jawa Timur), Pekanbaru (Riau), Denpasar (Bali), Yogyakarta (Yogyakarta), Palu (Sulawesi Tengah), Pontianak (Kalimantan Barat), Banjarmasin (Kalimantan Selatan), Samarinda (Kalimantan Timur), Binjai (Sumatera Utara), Surakarta (Jawa Tengah), Banda Aceh (Aceh), Bukittinggi (Sumatera Barat), Pasuruan (Jawa Timur), Mataram (Nusa Tenggara Barat), Jambi (Jambi), Manado (Sulawesi Utara), Balikpapan (Kalimantan Timur), Bengkulu (Bengkulu)
Daylight Hours FAQ: 10 Most Googled Questions Answered
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
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).
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks