sun .5deg.comViseu, Portugal Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-05-21.
All times are shown in Viseu local time (GMT+01:00
).
Night, Twilight, and Daylight Times in Viseu for this day: 2026-05-21
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:13:31 | 4h 13m 31s | |
| Astronomical Twilight | 04:13:31 | 04:58:10 | 44m 39s | |
| Nautical Twilight | 04:58:10 | 05:37:44 | 39m 34s | |
| Civil Twilight | 05:37:44 | 06:09:19 | 31m 35s | |
| Daylight | 06:09:19 | 20:47:11 | 14h 37m 52s | |
| Civil Twilight | 20:47:11 | 21:18:46 | 31m 35s | |
| Nautical Twilight | 21:18:46 | 21:58:19 | 39m 33s | |
| Astronomical Twilight | 21:58:19 | 22:42:59 | 44m 40s | |
| Night | 22:42:59 | 23:59:59 | 1h 17m 0s |
Sunrise, Sunset and Solar noon here: Viseu, PT, for day: 2026-05-21.
| Sunrise | Solar noon | Sunset | |
| Time | 06:09:19 | 13:28:15 | 20:47:11 |
| Azimuth | 62.1° | 180° | 297.9° |
| Day Length |  |
14h 37m 52s |  |
Distance Earth-Sun (Center-to-center
12:00):
151 422 469 km94 089 560 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 | -25.9° | 336.8° |
| 100 | -28.9° | 352.4° |
| 200 | -28.8° | 8.5° |
| 300 | -25.7° | 23.9° |
| 400 | -19.8° | 37.8° |
| 500 | -11.9° | 49.9° |
| 600 | -2.5° | 60.6° |
| 700 | 7.8° | 70.1° |
| 800 | 18.8° | 79.2° |
| 900 | 30.1° | 88.5° |
| 1000 | 41.4° | 98.8° |
| 1100 | 52.4° | 111.8° |
| 1200 | 62.1° | 130.8° |
| 1300 | 68.6° | 161.4° |
| 1400 | 68.4° | 200.5° |
| 1500 | 61.7° | 230.4° |
| 1600 | 51.9° | 249° |
| 1700 | 40.9° | 261.8° |
| 1800 | 29.5° | 272.1° |
| 1900 | 18.3° | 281.3° |
| 2000 | 7.3° | 290.4° |
| 2100 | -2.9° | 300° |
| 2200 | -12.2° | 310.7° |
| 2300 | -20° | 322.9° |
| 2400 | -25.7° | 336.9° |