Sunrise and Sunset times in Castanhal, Brazil 
Castanhal
Pará, Brazil
137 406 people
Today:
 Sunrise: 06:08:11
|
 Sunset: 18:13:42
|
Day Length: 12h 5m 31s
Time zone: America/Santarem, UTC -3 h.
Latitude: -1.2896, Longitude: -47.93
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Sep-01, Monday | 06:08:54 | 12:11:36 | 18:14:18 | 12h 5m 24s |
| 2025-Sep-02, Tuesday | 06:08:33 | 12:11:16 | 18:14:00 | 12h 5m 27s |
| 2025-Sep-03, Wednesday | 06:08:11 | 12:10:57 | 18:13:42 | 12h 5m 31s |
| 2025-Sep-04, Thursday | 06:07:50 | 12:10:37 | 18:13:24 | 12h 5m 34s |
| 2025-Sep-05, Friday | 06:07:27 | 12:10:17 | 18:13:06 | 12h 5m 39s |
| 2025-Sep-06, Saturday | 06:07:05 | 12:09:56 | 18:12:48 | 12h 5m 43s |
| 2025-Sep-07, Sunday | 06:06:43 | 12:09:36 | 18:12:29 | 12h 5m 46s |
| 2025-Sep-08, Monday | 06:06:20 | 12:09:15 | 18:12:10 | 12h 5m 50s |
| 2025-Sep-09, Tuesday | 06:05:57 | 12:08:54 | 18:11:51 | 12h 5m 54s |
| 2025-Sep-10, Wednesday | 06:05:34 | 12:08:33 | 18:11:32 | 12h 5m 58s |
| 2025-Sep-11, Thursday | 06:05:11 | 12:08:12 | 18:11:13 | 12h 6m 2s |
| 2025-Sep-12, Friday | 06:04:48 | 12:07:51 | 18:10:54 | 12h 6m 6s |
| 2025-Sep-13, Saturday | 06:04:25 | 12:07:30 | 18:10:35 | 12h 6m 10s |
| 2025-Sep-14, Sunday | 06:04:01 | 12:07:08 | 18:10:15 | 12h 6m 14s |
| 2025-Sep-15, Monday | 06:03:38 | 12:06:47 | 18:09:56 | 12h 6m 18s |
| 2025-Sep-16, Tuesday | 06:03:14 | 12:06:25 | 18:09:36 | 12h 6m 22s |
| 2025-Sep-17, Wednesday | 06:02:51 | 12:06:04 | 18:09:17 | 12h 6m 26s |
| 2025-Sep-18, Thursday | 06:02:27 | 12:05:43 | 18:08:58 | 12h 6m 31s |
| 2025-Sep-19, Friday | 06:02:04 | 12:05:21 | 18:08:38 | 12h 6m 34s |
| 2025-Sep-20, Saturday | 06:01:40 | 12:05:00 | 18:08:19 | 12h 6m 39s |
| 2025-Sep-21, Sunday | 06:01:17 | 12:04:39 | 18:08:00 | 12h 6m 43s |
| 2025-Sep-22, Monday | 06:00:54 | 12:04:17 | 18:07:41 | 12h 6m 47s |
| 2025-Sep-23, Tuesday | 06:00:31 | 12:03:56 | 18:07:22 | 12h 6m 51s |
| 2025-Sep-24, Wednesday | 06:00:08 | 12:03:35 | 18:07:03 | 12h 6m 55s |
| 2025-Sep-25, Thursday | 05:59:45 | 12:03:15 | 18:06:45 | 12h 7m 0s |
| 2025-Sep-26, Friday | 05:59:22 | 12:02:54 | 18:06:26 | 12h 7m 4s |
| 2025-Sep-27, Saturday | 05:58:59 | 12:02:34 | 18:06:08 | 12h 7m 9s |
| 2025-Sep-28, Sunday | 05:58:37 | 12:02:14 | 18:05:50 | 12h 7m 13s |
| 2025-Sep-29, Monday | 05:58:15 | 12:01:54 | 18:05:32 | 12h 7m 17s |
| 2025-Sep-30, Tuesday | 05:57:53 | 12:01:34 | 18:05:15 | 12h 7m 22s |
Day length in Castanhal during the year on the chart:
Castanhal on Brazil map:
Locations in the same time zone America/Santarem
Santarem (Pará), Maraba (Pará), Itaituba (Pará), Abaetetuba (Pará), Tucurui (Pará), Altamira (Pará), Paragominas (Pará), Braganca (Pará), Capanema (Pará), Breves (Pará), Salinopolis (Pará), Oriximina (Pará), Capitao Poco (Pará), Jacareacanga (Pará), Obidos (Pará), Alenquer (Pará), Itupiranga (Pará), Viseu (Pará)
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)
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