sun .5deg.comViseu, Portugal Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-08-13.
All times are shown in Viseu local time (GMT+01:00
).
Night, Twilight, and Daylight Times in Viseu for this day: 2026-08-13
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:56:09 | 4h 56m 9s | |
| Astronomical Twilight | 04:56:09 | 05:34:50 | 38m 41s | |
| Nautical Twilight | 05:34:50 | 06:10:45 | 35m 55s | |
| Civil Twilight | 06:10:45 | 06:40:12 | 29m 27s | |
| Daylight | 06:40:12 | 20:32:49 | 13h 52m 37s | |
| Civil Twilight | 20:32:49 | 21:02:15 | 29m 26s | |
| Nautical Twilight | 21:02:15 | 21:38:11 | 35m 56s | |
| Astronomical Twilight | 21:38:11 | 22:16:52 | 38m 41s | |
| Night | 22:16:52 | 23:59:59 | 1h 43m 7s |
Sunrise, Sunset and Solar noon here: Viseu, PT, for day: 2026-08-13.
| Sunrise | Solar noon | Sunset | |
| Time | 06:40:12 | 13:36:30 | 20:32:49 |
| Azimuth | 69.6° | 180° | 290.1° |
| Day Length |  |
13h 52m 37s |  |
Distance Earth-Sun (Center-to-center
12:00):
151 557 148 km94 173 246 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 | -30.1° | 332.7° |
| 100 | -33.8° | 349.2° |
| 200 | -34.2° | 6.7° |
| 300 | -31.2° | 23.6° |
| 400 | -25.4° | 38.7° |
| 500 | -17.3° | 51.7° |
| 600 | -7.7° | 62.8° |
| 700 | 2.8° | 72.8° |
| 800 | 13.9° | 82.3° |
| 900 | 25.2° | 91.9° |
| 1000 | 36.5° | 102.6° |
| 1100 | 47.2° | 115.8° |
| 1200 | 56.6° | 133.9° |
| 1300 | 62.8° | 160.2° |
| 1400 | 63.6° | 192.6° |
| 1500 | 58.3° | 220.9° |
| 1600 | 49.5° | 240.6° |
| 1700 | 39° | 254.6° |
| 1800 | 27.8° | 265.7° |
| 1900 | 16.4° | 275.4° |
| 2000 | 5.2° | 284.8° |
| 2100 | -5.5° | 294.7° |
| 2200 | -15.4° | 305.5° |
| 2300 | -23.9° | 318° |
| 2400 | -30.4° | 332.6° |