Sunrise and Sunset times in Viseu, Brazil 
Viseu
Pará
Time zone: America/Santarem, UTC -3 h.
Latitude: -1.1965, Longitude: -46.14
18 958 people
| Date | Sunrise | Solar Noon | Sunset | Length of day |
|---|---|---|---|---|
| 2025-Jun-01, Sunday | 06:00:46 | 12:02:28 | 18:04:11 | 12h 3m 25s |
| 2025-Jun-02, Monday | 06:00:56 | 12:02:38 | 18:04:20 | 12h 3m 24s |
| 2025-Jun-03, Tuesday | 06:01:07 | 12:02:48 | 18:04:29 | 12h 3m 22s |
| 2025-Jun-04, Wednesday | 06:01:17 | 12:02:58 | 18:04:39 | 12h 3m 22s |
| 2025-Jun-05, Thursday | 06:01:29 | 12:03:09 | 18:04:49 | 12h 3m 20s |
| 2025-Jun-06, Friday | 06:01:40 | 12:03:20 | 18:05:00 | 12h 3m 20s |
| 2025-Jun-07, Saturday | 06:01:52 | 12:03:31 | 18:05:11 | 12h 3m 19s |
| 2025-Jun-08, Sunday | 06:02:04 | 12:03:43 | 18:05:22 | 12h 3m 18s |
| 2025-Jun-09, Monday | 06:02:16 | 12:03:55 | 18:05:33 | 12h 3m 17s |
| 2025-Jun-10, Tuesday | 06:02:28 | 12:04:07 | 18:05:45 | 12h 3m 17s |
| 2025-Jun-11, Wednesday | 06:02:41 | 12:04:19 | 18:05:57 | 12h 3m 16s |
| 2025-Jun-12, Thursday | 06:02:53 | 12:04:31 | 18:06:09 | 12h 3m 16s |
| 2025-Jun-13, Friday | 06:03:06 | 12:04:44 | 18:06:21 | 12h 3m 15s |
| 2025-Jun-14, Saturday | 06:03:19 | 12:04:56 | 18:06:34 | 12h 3m 15s |
| 2025-Jun-15, Sunday | 06:03:32 | 12:05:09 | 18:06:47 | 12h 3m 15s |
| 2025-Jun-16, Monday | 06:03:45 | 12:05:22 | 18:06:59 | 12h 3m 14s |
| 2025-Jun-17, Tuesday | 06:03:58 | 12:05:35 | 18:07:12 | 12h 3m 14s |
| 2025-Jun-18, Wednesday | 06:04:11 | 12:05:48 | 18:07:25 | 12h 3m 14s |
| 2025-Jun-19, Thursday | 06:04:25 | 12:06:01 | 18:07:38 | 12h 3m 13s |
| 2025-Jun-20, Friday | 06:04:38 | 12:06:14 | 18:07:51 | 12h 3m 13s |
| 2025-Jun-21, Saturday | 06:04:51 | 12:06:28 | 18:08:04 | 12h 3m 13s |
| 2025-Jun-22, Sunday | 06:05:04 | 12:06:41 | 18:08:17 | 12h 3m 13s |
| 2025-Jun-23, Monday | 06:05:17 | 12:06:53 | 18:08:30 | 12h 3m 13s |
| 2025-Jun-24, Tuesday | 06:05:29 | 12:07:06 | 18:08:43 | 12h 3m 14s |
| 2025-Jun-25, Wednesday | 06:05:42 | 12:07:19 | 18:08:56 | 12h 3m 14s |
| 2025-Jun-26, Thursday | 06:05:55 | 12:07:32 | 18:09:09 | 12h 3m 14s |
| 2025-Jun-27, Friday | 06:06:07 | 12:07:44 | 18:09:21 | 12h 3m 14s |
| 2025-Jun-28, Saturday | 06:06:19 | 12:07:56 | 18:09:34 | 12h 3m 15s |
| 2025-Jun-29, Sunday | 06:06:31 | 12:08:08 | 18:09:46 | 12h 3m 15s |
| 2025-Jun-30, Monday | 06:06:42 | 12:08:20 | 18:09:58 | 12h 3m 16s |
Viseu on Brazil map:
Cities in the same time zone America/Santarem
Santarem (Pará), Maraba (Pará), Castanhal (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), Brasil Novo (Pará), Juruti (Pará), Terra Santa (Pará), Vila Ubim (Pará), Curua (Pará), Monte Alegre (Pará), Pacal (Pará), Curuai (Pará), Juruti Velho (Pará), Porto Trombetas (Pará), Socorro (Pará), Curumu (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
1. What are daylight hours?
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
2. Why are days shorter in winter and longer in summer?
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).
3. When is the longest day of the year?
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
4. When is the shortest day of the year?
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
5. How does latitude affect daylight hours?
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
6. Why do New York and Miami have different day lengths?
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
7. When are day and night equal?
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
How fast do days lengthen/shorten?
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
9. Where can I check daylight hours for my city?
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
10. Does daylight affect health?
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks