sun .5deg.comViseu, Portugal Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-09-18.
All times are shown in Viseu local time (GMT+01:00
).
Night, Twilight, and Daylight Times in Viseu for this day: 2026-09-18
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 05:42:57 | 5h 42m 57s | |
| Astronomical Twilight | 05:42:57 | 06:15:51 | 32m 54s | |
| Nautical Twilight | 06:15:51 | 06:48:00 | 32m 9s | |
| Civil Twilight | 06:48:00 | 07:15:18 | 27m 18s | |
| Daylight | 07:15:18 | 19:36:13 | 12h 20m 55s | |
| Civil Twilight | 19:36:13 | 20:03:30 | 27m 17s | |
| Nautical Twilight | 20:03:30 | 20:35:40 | 32m 10s | |
| Astronomical Twilight | 20:35:40 | 21:08:33 | 32m 53s | |
| Night | 21:08:33 | 23:59:59 | 2h 51m 26s |
Sunrise, Sunset and Solar noon here: Viseu, PT, for day: 2026-09-18.
| Sunrise | Solar noon | Sunset | |
| Time | 07:15:18 | 13:25:45 | 19:36:13 |
| Azimuth | 86.7° | 180° | 273° |
| Day Length |  |
12h 20m 55s |  |
Distance Earth-Sun (Center-to-center
12:00):
150 305 560 km93 395 545 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 | -42.9° | 329.9° |
| 100 | -46.8° | 350.3° |
| 200 | -46.5° | 12.3° |
| 300 | -42.2° | 32.4° |
| 400 | -34.8° | 49.1° |
| 500 | -25.4° | 62.6° |
| 600 | -14.8° | 74° |
| 700 | -3.7° | 84.2° |
| 800 | 7.7° | 94° |
| 900 | 18.9° | 104.2° |
| 1000 | 29.6° | 115.8° |
| 1100 | 39.1° | 129.9° |
| 1200 | 46.7° | 147.6° |
| 1300 | 50.8° | 169.6° |
| 1400 | 50.5° | 193.3° |
| 1500 | 45.8° | 214.8° |
| 1600 | 38° | 232° |
| 1700 | 28.2° | 245.7° |
| 1800 | 17.4° | 257° |
| 1900 | 6.2° | 267.1° |
| 2000 | -5.2° | 276.9° |
| 2100 | -16.3° | 287.2° |
| 2200 | -26.8° | 298.7° |
| 2300 | -36.1° | 312.6° |
| 2400 | -43.3° | 329.8° |