sun .5deg.comViseu, Portugal Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-10-17.
All times are shown in Viseu local time (GMT+01:00
).
Night, Twilight, and Daylight Times in Viseu for this day: 2026-10-17
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 06:14:02 | 6h 14m 2s | |
| Astronomical Twilight | 06:14:02 | 06:45:41 | 31m 39s | |
| Nautical Twilight | 06:45:41 | 07:17:26 | 31m 45s | |
| Civil Twilight | 07:17:26 | 07:44:58 | 27m 32s | |
| Daylight | 07:44:58 | 18:48:59 | 11h 4m 1s | |
| Civil Twilight | 18:48:59 | 19:16:30 | 27m 31s | |
| Nautical Twilight | 19:16:30 | 19:48:16 | 31m 46s | |
| Astronomical Twilight | 19:48:16 | 20:19:55 | 31m 39s | |
| Night | 20:19:55 | 23:59:59 | 3h 40m 4s |
Sunrise, Sunset and Solar noon here: Viseu, PT, for day: 2026-10-17.
| Sunrise | Solar noon | Sunset | |
| Time | 07:44:58 | 13:16:58 | 18:48:59 |
| Azimuth | 101.4° | 180° | 258.4° |
| Day Length |  |
11h 4m 1s |  |
Distance Earth-Sun (Center-to-center
12:00):
149 072 558 km92 629 393 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 | -54° | 326.1° |
| 100 | -58.1° | 351.8° |
| 200 | -57° | 19.5° |
| 300 | -51.1° | 42.8° |
| 400 | -42.1° | 60.2° |
| 500 | -31.7° | 73.4° |
| 600 | -20.6° | 84.3° |
| 700 | -9.2° | 94.1° |
| 800 | 2° | 103.8° |
| 900 | 12.8° | 114.1° |
| 1000 | 22.6° | 125.8° |
| 1100 | 31° | 139.5° |
| 1200 | 37.1° | 155.8° |
| 1300 | 40° | 174.4° |
| 1400 | 39.2° | 193.6° |
| 1500 | 34.8° | 211.4° |
| 1600 | 27.6° | 226.5° |
| 1700 | 18.5° | 239.3° |
| 1800 | 8.2° | 250.2° |
| 1900 | -2.8° | 260.1° |
| 2000 | -14.1° | 269.8° |
| 2100 | -25.4° | 279.9° |
| 2200 | -36.4° | 291.6° |
| 2300 | -46.4° | 306.2° |
| 2400 | -54.3° | 326° |