Sunrise and Sunset times in Teresina, Brazil 
Today:
 Sunrise: 05:29:21
|
 Sunset: 17:53:33
|
Day Length: 12h 24m 12s
Time zone: America/Fortaleza, UTC -3 h.
Latitude: -5.095, Longitude: -42.78
Teresina
Piauí, Brazil 
907 000 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 05:28:21 | 11:40:16 | 17:52:11 | 12h 23m 50s |
| 2025-Dec-02, Tuesday | 05:28:40 | 11:40:39 | 17:52:38 | 12h 23m 58s |
| 2025-Dec-03, Wednesday | 05:29:00 | 11:41:03 | 17:53:05 | 12h 24m 5s |
| 2025-Dec-04, Thursday | 05:29:21 | 11:41:27 | 17:53:33 | 12h 24m 12s |
| 2025-Dec-05, Friday | 05:29:42 | 11:41:52 | 17:54:01 | 12h 24m 19s |
| 2025-Dec-06, Saturday | 05:30:04 | 11:42:17 | 17:54:30 | 12h 24m 26s |
| 2025-Dec-07, Sunday | 05:30:27 | 11:42:43 | 17:54:58 | 12h 24m 31s |
| 2025-Dec-08, Monday | 05:30:51 | 11:43:09 | 17:55:28 | 12h 24m 37s |
| 2025-Dec-09, Tuesday | 05:31:15 | 11:43:36 | 17:55:57 | 12h 24m 42s |
| 2025-Dec-10, Wednesday | 05:31:40 | 11:44:03 | 17:56:27 | 12h 24m 47s |
| 2025-Dec-11, Thursday | 05:32:05 | 11:44:31 | 17:56:56 | 12h 24m 51s |
| 2025-Dec-12, Friday | 05:32:31 | 11:44:59 | 17:57:26 | 12h 24m 55s |
| 2025-Dec-13, Saturday | 05:32:58 | 11:45:27 | 17:57:56 | 12h 24m 58s |
| 2025-Dec-14, Sunday | 05:33:25 | 11:45:56 | 17:58:27 | 12h 25m 2s |
| 2025-Dec-15, Monday | 05:33:52 | 11:46:24 | 17:58:57 | 12h 25m 5s |
| 2025-Dec-16, Tuesday | 05:34:20 | 11:46:54 | 17:59:27 | 12h 25m 7s |
| 2025-Dec-17, Wednesday | 05:34:48 | 11:47:23 | 17:59:57 | 12h 25m 9s |
| 2025-Dec-18, Thursday | 05:35:17 | 11:47:52 | 18:00:28 | 12h 25m 11s |
| 2025-Dec-19, Friday | 05:35:46 | 11:48:22 | 18:00:58 | 12h 25m 12s |
| 2025-Dec-20, Saturday | 05:36:16 | 11:48:52 | 18:01:28 | 12h 25m 12s |
| 2025-Dec-21, Sunday | 05:36:45 | 11:49:22 | 18:01:58 | 12h 25m 13s |
| 2025-Dec-22, Monday | 05:37:15 | 11:49:51 | 18:02:27 | 12h 25m 12s |
| 2025-Dec-23, Tuesday | 05:37:45 | 11:50:21 | 18:02:57 | 12h 25m 12s |
| 2025-Dec-24, Wednesday | 05:38:16 | 11:50:51 | 18:03:26 | 12h 25m 10s |
| 2025-Dec-25, Thursday | 05:38:46 | 11:51:21 | 18:03:55 | 12h 25m 9s |
| 2025-Dec-26, Friday | 05:39:17 | 11:51:50 | 18:04:24 | 12h 25m 7s |
| 2025-Dec-27, Saturday | 05:39:48 | 11:52:20 | 18:04:52 | 12h 25m 4s |
| 2025-Dec-28, Sunday | 05:40:18 | 11:52:49 | 18:05:20 | 12h 25m 2s |
| 2025-Dec-29, Monday | 05:40:49 | 11:53:18 | 18:05:48 | 12h 24m 59s |
| 2025-Dec-30, Tuesday | 05:41:20 | 11:53:47 | 18:06:15 | 12h 24m 55s |
| 2025-Dec-31, Wednesday | 05:41:50 | 11:54:16 | 18:06:42 | 12h 24m 52s |
Day length in Teresina during the year on the chart:
Teresina on Brazil map:
Locations in the same time zone America/Fortaleza
Fortaleza (Ceará), Natal (Rio Grande do Norte), Sao Luis (Maranhão), Joao Pessoa (Paraíba), Macau , Campina Grande (Paraíba), Crato (Ceará), Juazeiro do Norte (Ceará), Imperatriz (Maranhão), Timon (Maranhão), Mossoro (Rio Grande do Norte), Sobral (Ceará), Parnaiba (Piauí), Caxias (Maranhão), Patos (Paraíba), Sao Tome (São Tomé), Codo (Maranhão), Bacabal (Maranhão), Iguatu (Ceará), Balsas (Maranhão), Santa Ines (Maranhão), Picos (Piauí), Itapipoca (Ceará), Sao Jose de Ribamar (Maranhão), Caico (Rio Grande do Norte), Crateus (Ceará), Quixada (Ceará), Barra do Corda (Maranhão), Floriano (Piauí), Piripiri (Piauí)
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), Novo Hamburgo (Rio Grande do Sul), Iguacu (Rio de Janeiro), Cuiaba (Mato Grosso), Campo Grande (Mato Grosso do Sul)
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