Today:
Sunrise: 04:54:02
|
Sunset: 18:18:00
|
Day Length: 13h 23m 58s
Time zone: America/Sao_Paulo, UTC -3 h.
Latitude: -21.75, Longitude: -41.32
Rio de Janeiro, Brazil 
387 417 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 04:53:30 | 11:34:26 | 18:15:21 | 13h 21m 51s |
| 2025-Dec-02, Tuesday | 04:53:36 | 11:34:49 | 18:16:01 | 13h 22m 25s |
| 2025-Dec-03, Wednesday | 04:53:43 | 11:35:12 | 18:16:41 | 13h 22m 58s |
| 2025-Dec-04, Thursday | 04:53:52 | 11:35:36 | 18:17:21 | 13h 23m 29s |
| 2025-Dec-05, Friday | 04:54:02 | 11:36:01 | 18:18:00 | 13h 23m 58s |
| 2025-Dec-06, Saturday | 04:54:14 | 11:36:27 | 18:18:39 | 13h 24m 25s |
| 2025-Dec-07, Sunday | 04:54:27 | 11:36:52 | 18:19:18 | 13h 24m 51s |
| 2025-Dec-08, Monday | 04:54:41 | 11:37:19 | 18:19:56 | 13h 25m 15s |
| 2025-Dec-09, Tuesday | 04:54:56 | 11:37:45 | 18:20:34 | 13h 25m 38s |
| 2025-Dec-10, Wednesday | 04:55:13 | 11:38:13 | 18:21:12 | 13h 25m 59s |
| 2025-Dec-11, Thursday | 04:55:31 | 11:38:40 | 18:21:49 | 13h 26m 18s |
| 2025-Dec-12, Friday | 04:55:51 | 11:39:08 | 18:22:26 | 13h 26m 35s |
| 2025-Dec-13, Saturday | 04:56:11 | 11:39:37 | 18:23:02 | 13h 26m 51s |
| 2025-Dec-14, Sunday | 04:56:33 | 11:40:05 | 18:23:37 | 13h 27m 4s |
| 2025-Dec-15, Monday | 04:56:56 | 11:40:34 | 18:24:12 | 13h 27m 16s |
| 2025-Dec-16, Tuesday | 04:57:20 | 11:41:03 | 18:24:46 | 13h 27m 26s |
| 2025-Dec-17, Wednesday | 04:57:45 | 11:41:32 | 18:25:20 | 13h 27m 35s |
| 2025-Dec-18, Thursday | 04:58:11 | 11:42:02 | 18:25:53 | 13h 27m 42s |
| 2025-Dec-19, Friday | 04:58:39 | 11:42:32 | 18:26:24 | 13h 27m 45s |
| 2025-Dec-20, Saturday | 04:59:07 | 11:43:01 | 18:26:56 | 13h 27m 49s |
| 2025-Dec-21, Sunday | 04:59:36 | 11:43:31 | 18:27:26 | 13h 27m 50s |
| 2025-Dec-22, Monday | 05:00:07 | 11:44:01 | 18:27:55 | 13h 27m 48s |
| 2025-Dec-23, Tuesday | 05:00:38 | 11:44:31 | 18:28:24 | 13h 27m 46s |
| 2025-Dec-24, Wednesday | 05:01:10 | 11:45:01 | 18:28:51 | 13h 27m 41s |
| 2025-Dec-25, Thursday | 05:01:43 | 11:45:30 | 18:29:18 | 13h 27m 35s |
| 2025-Dec-26, Friday | 05:02:17 | 11:46:00 | 18:29:43 | 13h 27m 26s |
| 2025-Dec-27, Saturday | 05:02:51 | 11:46:29 | 18:30:08 | 13h 27m 17s |
| 2025-Dec-28, Sunday | 05:03:26 | 11:46:59 | 18:30:31 | 13h 27m 5s |
| 2025-Dec-29, Monday | 05:04:02 | 11:47:28 | 18:30:53 | 13h 26m 51s |
| 2025-Dec-30, Tuesday | 05:04:39 | 11:47:57 | 18:31:14 | 13h 26m 35s |
| 2025-Dec-31, Wednesday | 05:05:16 | 11:48:25 | 18:31:34 | 13h 26m 18s |
Sao Paulo (São Paulo), Rio de Janeiro (Rio de Janeiro), Santiago (Región Metropolitana), Belo Horizonte (Minas Gerais), Porto Alegre (Rio Grande do Sul), Brasilia (Distrito Federal), Curitiba (Paraná), Campinas (São Paulo), Goiania (Goiás), Santos (São Paulo), Vitoria (Espírito Santo), Niteroi (Rio de Janeiro), Vila Velha (Espírito Santo), Florianopolis (Santa Catarina), Joinvile (Santa Catarina), Novo Hamburgo (Rio Grande do Sul), Valparaiso (Valparaíso), Iguacu (Rio de Janeiro), Sao Jose dos Campos (São Paulo), Sao Jose dos Pinhais (Paraná), Santo Andre (São Paulo), Canoas (Rio Grande do Sul), Uberlandia (Minas Gerais), Sorocaba (São Paulo), Ribeirao Preto (São Paulo), Londrina (Paraná), Jundiai (São Paulo), Americana (São Paulo), Juiz de Fora (Minas Gerais), Volta Redonda (Rio de Janeiro)
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)
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:
Miami's lower latitude means:
During equinoxes:
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
Reliable tools:
Yes. Reduced winter sunlight may cause:
Solution: Light therapy lamps & midday walks