sun .5deg.comViseu, Portugal Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-04-18.
All times are shown in Viseu local time (GMT+01:00
).
Night, Twilight, and Daylight Times in Viseu for this day: 2026-04-18
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 05:08:54 | 5h 8m 54s | |
| Astronomical Twilight | 05:08:54 | 05:45:14 | 36m 20s | |
| Nautical Twilight | 05:45:14 | 06:19:36 | 34m 22s | |
| Civil Twilight | 06:19:36 | 06:48:07 | 28m 31s | |
| Daylight | 06:48:07 | 20:13:49 | 13h 25m 42s | |
| Civil Twilight | 20:13:49 | 20:42:20 | 28m 31s | |
| Nautical Twilight | 20:42:20 | 21:16:42 | 34m 22s | |
| Astronomical Twilight | 21:16:42 | 21:53:02 | 36m 20s | |
| Night | 21:53:02 | 23:59:59 | 2h 6m 57s |
Sunrise, Sunset and Solar noon here: Viseu, PT, for day: 2026-04-18.
| Sunrise | Solar noon | Sunset | |
| Time | 06:48:07 | 13:30:58 | 20:13:49 |
| Azimuth | 74.9° | 180° | 285.1° |
| Day Length |  |
13h 25m 42s |  |
Distance Earth-Sun (Center-to-center
12:00):
150 228 822 km93 347 862 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 | -34.6° | 332.3° |
| 100 | -38.2° | 350.1° |
| 200 | -38.3° | 8.9° |
| 300 | -34.8° | 26.8° |
| 400 | -28.3° | 42.4° |
| 500 | -19.7° | 55.5° |
| 600 | -9.7° | 66.7° |
| 700 | 1.1° | 76.8° |
| 800 | 12.3° | 86.4° |
| 900 | 23.7° | 96.3° |
| 1000 | 34.8° | 107.4° |
| 1100 | 45.2° | 121.1° |
| 1200 | 53.9° | 139.6° |
| 1300 | 59.3° | 164.8° |
| 1400 | 59.5° | 193.9° |
| 1500 | 54.3° | 219.4° |
| 1600 | 45.7° | 238.2° |
| 1700 | 35.4° | 252.1° |
| 1800 | 24.3° | 263.3° |
| 1900 | 13° | 273.3° |
| 2000 | 1.7° | 282.9° |
| 2100 | -9.1° | 292.9° |
| 2200 | -19.1° | 304.1° |
| 2300 | -27.7° | 317.1° |
| 2400 | -34.3° | 332.6° |