sun .5deg.comViseu, Portugal Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-05-16.
All times are shown in Viseu local time (GMT+01:00
).
Night, Twilight, and Daylight Times in Viseu for this day: 2026-05-16
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:20:29 | 4h 20m 29s | |
| Astronomical Twilight | 04:20:29 | 05:03:43 | 43m 14s | |
| Nautical Twilight | 05:03:43 | 05:42:26 | 38m 43s | |
| Civil Twilight | 05:42:26 | 06:13:32 | 31m 6s | |
| Daylight | 06:13:32 | 20:42:30 | 14h 28m 58s | |
| Civil Twilight | 20:42:30 | 21:13:36 | 31m 6s | |
| Nautical Twilight | 21:13:36 | 21:52:19 | 38m 43s | |
| Astronomical Twilight | 21:52:19 | 22:35:33 | 43m 14s | |
| Night | 22:35:33 | 23:59:59 | 1h 24m 26s |
Sunrise, Sunset and Solar noon here: Viseu, PT, for day: 2026-05-16.
| Sunrise | Solar noon | Sunset | |
| Time | 06:13:32 | 13:28:01 | 20:42:30 |
| Azimuth | 63.6° | 180° | 296.4° |
| Day Length |  |
14h 28m 58s |  |
Distance Earth-Sun (Center-to-center
12:00):
151 270 788 km93 995 310 mi
0°= North, 180°=South
Solar noon
Table view of above data:
(Azimuth: 0°=North, 90°=West, 180°=South, 270°=East)
| Time | Altitude | Azimuth |
| 000 | -27° | 336.5° |
| 100 | -30° | 352.3° |
| 200 | -29.9° | 8.7° |
| 300 | -26.7° | 24.3° |
| 400 | -20.7° | 38.4° |
| 500 | -12.7° | 50.7° |
| 600 | -3.3° | 61.4° |
| 700 | 7.1° | 71° |
| 800 | 18.1° | 80.2° |
| 900 | 29.5° | 89.5° |
| 1000 | 40.8° | 100° |
| 1100 | 51.7° | 113.2° |
| 1200 | 61.3° | 132.3° |
| 1300 | 67.6° | 162.2° |
| 1400 | 67.4° | 199.8° |
| 1500 | 60.8° | 229.1° |
| 1600 | 51.1° | 247.8° |
| 1700 | 40.2° | 260.7° |
| 1800 | 28.9° | 271.1° |
| 1900 | 17.6° | 280.4° |
| 2000 | 6.6° | 289.6° |
| 2100 | -3.8° | 299.3° |
| 2200 | -13.1° | 310.1° |
| 2300 | -21° | 322.4° |
| 2400 | -26.7° | 336.6° |