Sunrise and Sunset times in Viseu, Portugal 
Today:
 Sunrise: 06:33:03
|
 Sunset: 18:44:31
|
Day Length: 12h 11m 28s
Time zone: Europe/Lisbon, UTC 0 h.
Latitude: 40.657, Longitude: -7.91
Viseu
Viseu, Portugal 
26 364 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2026-Mar-01, Sunday | 07:05:13 | 12:43:56 | 18:22:39 | 11h 17m 26s |
| 2026-Mar-02, Monday | 07:03:41 | 12:43:44 | 18:23:47 | 11h 20m 6s |
| 2026-Mar-03, Tuesday | 07:02:08 | 12:43:32 | 18:24:55 | 11h 22m 47s |
| 2026-Mar-04, Wednesday | 07:00:35 | 12:43:19 | 18:26:02 | 11h 25m 27s |
| 2026-Mar-05, Thursday | 06:59:01 | 12:43:05 | 18:27:09 | 11h 28m 8s |
| 2026-Mar-06, Friday | 06:57:27 | 12:42:52 | 18:28:16 | 11h 30m 49s |
| 2026-Mar-07, Saturday | 06:55:52 | 12:42:37 | 18:29:23 | 11h 33m 31s |
| 2026-Mar-08, Sunday | 06:54:16 | 12:42:23 | 18:30:29 | 11h 36m 13s |
| 2026-Mar-09, Monday | 06:52:40 | 12:42:08 | 18:31:35 | 11h 38m 55s |
| 2026-Mar-10, Tuesday | 06:51:04 | 12:41:53 | 18:32:41 | 11h 41m 37s |
| 2026-Mar-11, Wednesday | 06:49:27 | 12:41:37 | 18:33:47 | 11h 44m 20s |
| 2026-Mar-12, Thursday | 06:47:50 | 12:41:21 | 18:34:52 | 11h 47m 2s |
| 2026-Mar-13, Friday | 06:46:13 | 12:41:05 | 18:35:57 | 11h 49m 44s |
| 2026-Mar-14, Saturday | 06:44:35 | 12:40:48 | 18:37:02 | 11h 52m 27s |
| 2026-Mar-15, Sunday | 06:42:56 | 12:40:32 | 18:38:07 | 11h 55m 11s |
| 2026-Mar-16, Monday | 06:41:18 | 12:40:15 | 18:39:11 | 11h 57m 53s |
| 2026-Mar-17, Tuesday | 06:39:39 | 12:39:57 | 18:40:15 | 12h 0m 36s |
| 2026-Mar-18, Wednesday | 06:38:01 | 12:39:40 | 18:41:19 | 12h 3m 18s |
| 2026-Mar-19, Thursday | 06:36:22 | 12:39:23 | 18:42:23 | 12h 6m 1s |
| 2026-Mar-20, Friday | 06:34:42 | 12:39:05 | 18:43:27 | 12h 8m 45s |
| 2026-Mar-21, Saturday | 06:33:03 | 12:38:47 | 18:44:31 | 12h 11m 28s |
| 2026-Mar-22, Sunday | 06:31:24 | 12:38:29 | 18:45:34 | 12h 14m 10s |
| 2026-Mar-23, Monday | 06:29:45 | 12:38:11 | 18:46:38 | 12h 16m 53s |
| 2026-Mar-24, Tuesday | 06:28:05 | 12:37:53 | 18:47:41 | 12h 19m 36s |
| 2026-Mar-25, Wednesday | 06:26:26 | 12:37:35 | 18:48:44 | 12h 22m 18s |
| 2026-Mar-26, Thursday | 06:24:47 | 12:37:17 | 18:49:47 | 12h 25m 0s |
| 2026-Mar-27, Friday | 06:23:07 | 12:36:59 | 18:50:50 | 12h 27m 43s |
| 2026-Mar-28, Saturday | 06:21:28 | 12:36:41 | 18:51:53 | 12h 30m 25s |
| 2026-Mar-29, Sunday | 07:19:49 | 13:36:23 | 19:52:56 | 12h 33m 7s |
| 2026-Mar-30, Monday | 07:18:11 | 13:36:05 | 19:53:59 | 12h 35m 48s |
| 2026-Mar-31, Tuesday | 07:16:32 | 13:35:47 | 19:55:02 | 12h 38m 30s |
Day length in Viseu during the year on the chart:
Viseu on Portugal map:
Locations in the same time zone Europe/Lisbon
Lisbon (Lisboa), Porto (Porto), Braga (Braga), Setubal (Setúbal), Coimbra (Coimbra), Portimao (Faro), Evora (Évora), Aveiro (Aveiro), Leiria (Leiria), Faro (Faro), Beja (Beja), Braganca (Bragança), Castelo Branco (Castelo Branco), Guarda (Guarda), Santarem (Santarém), Covilha (Castelo Branco), Vila Real (Vila Real), Portalegre (Portalegre), Viana do Castelo (Viana do Castelo)
Largest populated areas in Portugal
Lisbon (Lisboa), Porto (Porto), Braga (Braga), Funchal (Madeira), Setubal (Setúbal), Coimbra (Coimbra), Ponta Delgada (Azores), Portimao (Faro), Evora (Évora), Aveiro (Aveiro), Leiria (Leiria), Faro (Faro), Beja (Beja), Braganca (Bragança), Castelo Branco (Castelo Branco), Guarda (Guarda), Santarem (Santarém), Covilha (Castelo Branco), Vila Real (Vila Real), Portalegre (Portalegre), Viana do Castelo (Viana do Castelo), Angra do Heroismo (Azores), Horta (Azores)
Countries closest to Portugal
*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