sun .5deg.comDumai, Indonesia (Riau) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-09-12.
All times are shown in Dumai local time (GMT+07:00
).
Night, Twilight, and Daylight Times in Dumai for this day: 2026-09-12
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:57:51 | 4h 57m 51s | |
| Astronomical Twilight | 04:57:51 | 05:21:57 | 24m 6s | |
| Nautical Twilight | 05:21:57 | 05:46:02 | 24m 5s | |
| Civil Twilight | 05:46:02 | 06:06:42 | 20m 40s | |
| Daylight | 06:06:42 | 18:14:29 | 12h 7m 47s | |
| Civil Twilight | 18:14:29 | 18:35:09 | 20m 40s | |
| Nautical Twilight | 18:35:09 | 18:59:14 | 24m 5s | |
| Astronomical Twilight | 18:59:14 | 19:23:20 | 24m 6s | |
| Night | 19:23:20 | 23:59:59 | 4h 36m 39s |
Sunrise, Sunset and Solar noon here: Dumai, ID, for day: 2026-09-12.
| Sunrise | Solar noon | Sunset | |
| Time | 06:06:42 | 12:10:35 | 18:14:29 |
| Azimuth | 85.5° | 0° | 274.3° |
| Day Length |  |
12h 7m 47s |  |
Distance Earth-Sun (Center-to-center
12:00):
150 557 442 km93 552 057 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 | -83.2° | 335.7° |
| 100 | -76.3° | 63° |
| 200 | -62.1° | 77.1° |
| 300 | -47.4° | 81.5° |
| 400 | -32.5° | 83.6° |
| 500 | -17.6° | 84.8° |
| 600 | -2.6° | 85.5° |
| 700 | 12.3° | 85.8° |
| 800 | 27.3° | 85.9° |
| 900 | 42.2° | 85.6° |
| 1000 | 57.2° | 84.5° |
| 1100 | 72.1° | 81° |
| 1200 | 86.2° | 45.8° |
| 1300 | 77.5° | 282.6° |
| 1400 | 62.7° | 276.2° |
| 1500 | 47.7° | 274.6° |
| 1600 | 32.8° | 274° |
| 1700 | 17.8° | 274° |
| 1800 | 2.9° | 274.2° |
| 1900 | -12.1° | 274.7° |
| 2000 | -27° | 275.6° |
| 2100 | -41.9° | 277.2° |
| 2200 | -56.8° | 280.2° |
| 2300 | -71.3° | 288.3° |
| 2400 | -83.6° | 335° |