sun .5deg.comDumai, Indonesia (Riau) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-09-19.
All times are shown in Dumai local time (GMT+07:00
).
Night, Twilight, and Daylight Times in Dumai for this day: 2026-09-19
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:55:52 | 4h 55m 52s | |
| Astronomical Twilight | 04:55:52 | 05:19:53 | 24m 1s | |
| Nautical Twilight | 05:19:53 | 05:43:54 | 24m 1s | |
| Civil Twilight | 05:43:54 | 06:04:32 | 20m 38s | |
| Daylight | 06:04:32 | 18:11:40 | 12h 7m 8s | |
| Civil Twilight | 18:11:40 | 18:32:17 | 20m 37s | |
| Nautical Twilight | 18:32:17 | 18:56:18 | 24m 1s | |
| Astronomical Twilight | 18:56:18 | 19:20:20 | 24m 2s | |
| Night | 19:20:20 | 23:59:59 | 4h 39m 39s |
Sunrise, Sunset and Solar noon here: Dumai, ID, for day: 2026-09-19.
| Sunrise | Solar noon | Sunset | |
| Time | 06:04:32 | 12:08:06 | 18:11:40 |
| Azimuth | 88.2° | 100° | 271.6° |
| Day Length |  |
12h 7m 8s |  |
Distance Earth-Sun (Center-to-center
12:00):
150 274 702 km93 376 371 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 | -85.9° | 328.1° |
| 100 | -76.7° | 74.8° |
| 200 | -62° | 83° |
| 300 | -47° | 85.6° |
| 400 | -32.1° | 86.8° |
| 500 | -17.1° | 87.6° |
| 600 | -2.1° | 88.2° |
| 700 | 12.9° | 88.6° |
| 800 | 27.9° | 88.9° |
| 900 | 42.9° | 89.2° |
| 1000 | 57.9° | 89.5° |
| 1100 | 72.9° | 89.7° |
| 1200 | 87.9° | 90.2° |
| 1300 | 77.1° | 270.1° |
| 1400 | 62.1° | 270.3° |
| 1500 | 47.2° | 270.6° |
| 1600 | 32.2° | 270.8° |
| 1700 | 17.2° | 271.1° |
| 1800 | 2.2° | 271.5° |
| 1900 | -12.8° | 272° |
| 2000 | -27.8° | 272.6° |
| 2100 | -42.8° | 273.6° |
| 2200 | -57.7° | 275.5° |
| 2300 | -72.6° | 280.3° |
| 2400 | -86.2° | 326.2° |