Sunrise and Sunset times in Rio Branco, Brazil 
Today:
 Sunrise: 05:01:52
|
 Sunset: 17:42:55
|
Day Length: 12h 41m 3s
Time zone: America/Rio_Branco, UTC -5 h.
Latitude: -9.9666, Longitude: -67.8
Rio Branco
Acre, Brazil 
257 642 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 05:00:25 | 11:20:22 | 17:40:20 | 12h 39m 55s |
| 2025-Dec-02, Tuesday | 05:00:41 | 11:20:46 | 17:40:51 | 12h 40m 10s |
| 2025-Dec-03, Wednesday | 05:00:57 | 11:21:09 | 17:41:21 | 12h 40m 24s |
| 2025-Dec-04, Thursday | 05:01:15 | 11:21:33 | 17:41:52 | 12h 40m 37s |
| 2025-Dec-05, Friday | 05:01:33 | 11:21:58 | 17:42:24 | 12h 40m 51s |
| 2025-Dec-06, Saturday | 05:01:52 | 11:22:24 | 17:42:55 | 12h 41m 3s |
| 2025-Dec-07, Sunday | 05:02:12 | 11:22:50 | 17:43:27 | 12h 41m 15s |
| 2025-Dec-08, Monday | 05:02:33 | 11:23:16 | 17:43:58 | 12h 41m 25s |
| 2025-Dec-09, Tuesday | 05:02:55 | 11:23:43 | 17:44:30 | 12h 41m 35s |
| 2025-Dec-10, Wednesday | 05:03:18 | 11:24:10 | 17:45:02 | 12h 41m 44s |
| 2025-Dec-11, Thursday | 05:03:41 | 11:24:38 | 17:45:34 | 12h 41m 53s |
| 2025-Dec-12, Friday | 05:04:06 | 11:25:05 | 17:46:05 | 12h 41m 59s |
| 2025-Dec-13, Saturday | 05:04:30 | 11:25:34 | 17:46:37 | 12h 42m 7s |
| 2025-Dec-14, Sunday | 05:04:56 | 11:26:02 | 17:47:09 | 12h 42m 13s |
| 2025-Dec-15, Monday | 05:05:22 | 11:26:31 | 17:47:40 | 12h 42m 18s |
| 2025-Dec-16, Tuesday | 05:05:49 | 11:27:00 | 17:48:12 | 12h 42m 23s |
| 2025-Dec-17, Wednesday | 05:06:17 | 11:27:30 | 17:48:43 | 12h 42m 26s |
| 2025-Dec-18, Thursday | 05:06:45 | 11:27:59 | 17:49:14 | 12h 42m 29s |
| 2025-Dec-19, Friday | 05:07:13 | 11:28:29 | 17:49:44 | 12h 42m 31s |
| 2025-Dec-20, Saturday | 05:07:43 | 11:28:59 | 17:50:15 | 12h 42m 32s |
| 2025-Dec-21, Sunday | 05:08:12 | 11:29:28 | 17:50:45 | 12h 42m 33s |
| 2025-Dec-22, Monday | 05:08:42 | 11:29:58 | 17:51:14 | 12h 42m 32s |
| 2025-Dec-23, Tuesday | 05:09:13 | 11:30:28 | 17:51:43 | 12h 42m 30s |
| 2025-Dec-24, Wednesday | 05:09:44 | 11:30:58 | 17:52:12 | 12h 42m 28s |
| 2025-Dec-25, Thursday | 05:10:15 | 11:31:28 | 17:52:40 | 12h 42m 25s |
| 2025-Dec-26, Friday | 05:10:46 | 11:31:57 | 17:53:08 | 12h 42m 22s |
| 2025-Dec-27, Saturday | 05:11:18 | 11:32:27 | 17:53:35 | 12h 42m 17s |
| 2025-Dec-28, Sunday | 05:11:50 | 11:32:56 | 17:54:02 | 12h 42m 12s |
| 2025-Dec-29, Monday | 05:12:22 | 11:33:25 | 17:54:28 | 12h 42m 6s |
| 2025-Dec-30, Tuesday | 05:12:55 | 11:33:54 | 17:54:54 | 12h 41m 59s |
| 2025-Dec-31, Wednesday | 05:13:27 | 11:34:23 | 17:55:18 | 12h 41m 51s |
Day length in Rio Branco during the year on the chart:
Rio Branco on Brazil map:
Locations in the same time zone America/Rio_Branco
Largest populated areas in Brazil
Sao Paulo (São Paulo), Rio de Janeiro (Rio de Janeiro), Belo Horizonte (Minas Gerais), Porto Alegre (Rio Grande do Sul), Brasilia (Distrito Federal), Recife (Pernambuco), Fortaleza (Ceará), Salvador (Bahia), Curitiba (Paraná), Campinas (São Paulo), Belem (Pará), Goiania (Goiás), Manaus (Amazonas), Santos (São Paulo), Vitoria (Espírito Santo), Niteroi (Rio de Janeiro), Vila Velha (Amapá), Vila Velha (Espírito Santo), Maceio (Alagoas), Natal (Rio Grande do Norte), Sao Luis (Maranhão), Florianopolis (Santa Catarina), Joinvile (Santa Catarina), Natal (Amazonas), Joao Pessoa (Paraíba), Olinda (Pernambuco), Teresina (Piauí), Novo Hamburgo (Rio Grande do Sul), Iguacu (Rio de Janeiro), Cuiaba (Mato Grosso)
Countries closest to Brazil
*Calculation of distances from capital to capital
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