sun .5deg.comDumai, Indonesia (Riau) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-08-17.
All times are shown in Dumai local time (GMT+07:00
).
Night, Twilight, and Daylight Times in Dumai for this day: 2026-08-17
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 05:02:34 | 5h 2m 34s | |
| Astronomical Twilight | 05:02:34 | 05:27:21 | 24m 47s | |
| Nautical Twilight | 05:27:21 | 05:52:05 | 24m 44s | |
| Civil Twilight | 05:52:05 | 06:13:17 | 21m 12s | |
| Daylight | 06:13:17 | 18:23:26 | 12h 10m 9s | |
| Civil Twilight | 18:23:26 | 18:44:39 | 21m 13s | |
| Nautical Twilight | 18:44:39 | 19:09:23 | 24m 44s | |
| Astronomical Twilight | 19:09:23 | 19:34:10 | 24m 47s | |
| Night | 19:34:10 | 23:59:59 | 4h 25m 49s |
Sunrise, Sunset and Solar noon here: Dumai, ID, for day: 2026-08-17.
| Sunrise | Solar noon | Sunset | |
| Time | 06:13:17 | 12:18:22 | 18:23:26 |
| Azimuth | 76.3° | 0° | 283.5° |
| Day Length |  |
12h 10m 9s |  |
Distance Earth-Sun (Center-to-center
12:00):
151 454 368 km94 109 381 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 | -73.9° | 343.3° |
| 100 | -71.5° | 33.2° |
| 200 | -60.6° | 57.7° |
| 300 | -47.2° | 67.7° |
| 400 | -33.1° | 72.5° |
| 500 | -18.7° | 75° |
| 600 | -4.2° | 76.2° |
| 700 | 10.4° | 76.4° |
| 800 | 25° | 75.7° |
| 900 | 39.4° | 73.7° |
| 1000 | 53.7° | 69.1° |
| 1100 | 67.2° | 57.6° |
| 1200 | 77.2° | 21.1° |
| 1300 | 74.3° | 319.9° |
| 1400 | 62.3° | 296.6° |
| 1500 | 48.4° | 288.6° |
| 1600 | 34° | 285.2° |
| 1700 | 19.5° | 283.7° |
| 1800 | 4.9° | 283.4° |
| 1900 | -9.6° | 284° |
| 2000 | -24.2° | 285.6° |
| 2100 | -38.5° | 288.7° |
| 2200 | -52.5° | 294.8° |
| 2300 | -65.3° | 308.3° |
| 2400 | -74.2° | 343.1° |