sun .5deg.comViseu, Portugal Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-08-16.
All times are shown in Viseu local time (GMT+01:00
).
Night, Twilight, and Daylight Times in Viseu for this day: 2026-08-16
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 05:00:29 | 5h 0m 29s | |
| Astronomical Twilight | 05:00:29 | 05:38:30 | 38m 1s | |
| Nautical Twilight | 05:38:30 | 06:13:58 | 35m 28s | |
| Civil Twilight | 06:13:58 | 06:43:08 | 29m 10s | |
| Daylight | 06:43:08 | 20:28:42 | 13h 45m 34s | |
| Civil Twilight | 20:28:42 | 20:57:53 | 29m 11s | |
| Nautical Twilight | 20:57:53 | 21:33:21 | 35m 28s | |
| Astronomical Twilight | 21:33:21 | 22:11:21 | 38m 0s | |
| Night | 22:11:21 | 23:59:59 | 1h 48m 38s |
Sunrise, Sunset and Solar noon here: Viseu, PT, for day: 2026-08-16.
| Sunrise | Solar noon | Sunset | |
| Time | 06:43:08 | 13:35:55 | 20:28:42 |
| Azimuth | 70.9° | 180° | 288.9° |
| Day Length |  |
13h 45m 34s |  |
Distance Earth-Sun (Center-to-center
12:00):
151 475 546 km94 122 541 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 | -31° | 332.5° |
| 100 | -34.7° | 349.2° |
| 200 | -35.1° | 7° |
| 300 | -32.1° | 24.1° |
| 400 | -26.1° | 39.3° |
| 500 | -17.9° | 52.4° |
| 600 | -8.3° | 63.6° |
| 700 | 2.3° | 73.6° |
| 800 | 13.4° | 83.1° |
| 900 | 24.8° | 92.8° |
| 1000 | 36° | 103.6° |
| 1100 | 46.7° | 116.9° |
| 1200 | 55.9° | 135° |
| 1300 | 62° | 161° |
| 1400 | 62.6° | 192.6° |
| 1500 | 57.5° | 220.2° |
| 1600 | 48.7° | 239.8° |
| 1700 | 38.3° | 253.8° |
| 1800 | 27.1° | 265° |
| 1900 | 15.7° | 274.8° |
| 2000 | 4.5° | 284.2° |
| 2100 | -6.3° | 294.1° |
| 2200 | -16.2° | 305° |
| 2300 | -24.7° | 317.6° |
| 2400 | -31.3° | 332.4° |