sun .5deg.comDumai, Indonesia (Riau) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-09-30.
All times are shown in Dumai local time (GMT+07:00
).
Night, Twilight, and Daylight Times in Dumai for this day: 2026-09-30
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:52:31 | 4h 52m 31s | |
| Astronomical Twilight | 04:52:31 | 05:16:33 | 24m 2s | |
| Nautical Twilight | 05:16:33 | 05:40:35 | 24m 2s | |
| Civil Twilight | 05:40:35 | 06:01:13 | 20m 38s | |
| Daylight | 06:01:13 | 18:07:22 | 12h 6m 9s | |
| Civil Twilight | 18:07:22 | 18:28:00 | 20m 38s | |
| Nautical Twilight | 18:28:00 | 18:52:02 | 24m 2s | |
| Astronomical Twilight | 18:52:02 | 19:16:04 | 24m 2s | |
| Night | 19:16:04 | 23:59:59 | 4h 43m 55s |
Sunrise, Sunset and Solar noon here: Dumai, ID, for day: 2026-09-30.
| Sunrise | Solar noon | Sunset | |
| Time | 06:01:13 | 12:04:17 | 18:07:22 |
| Azimuth | 92.5° | 180° | 267.3° |
| Day Length |  |
12h 6m 9s |  |
Distance Earth-Sun (Center-to-center
12:00):
149 811 209 km93 088 370 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 | -88.6° | 238.3° |
| 100 | -76.2° | 93.5° |
| 200 | -61.2° | 92.1° |
| 300 | -46.2° | 91.8° |
| 400 | -31.3° | 91.9° |
| 500 | -16.3° | 92.1° |
| 600 | -1.3° | 92.5° |
| 700 | 13.7° | 93° |
| 800 | 28.7° | 93.8° |
| 900 | 43.6° | 95.2° |
| 1000 | 58.5° | 97.7° |
| 1100 | 73.3° | 104.7° |
| 1200 | 85.5° | 164.5° |
| 1300 | 75.5° | 252.7° |
| 1400 | 60.9° | 261.5° |
| 1500 | 46° | 264.4° |
| 1600 | 31° | 265.9° |
| 1700 | 16.1° | 266.7° |
| 1800 | 1.1° | 267.2° |
| 1900 | -13.9° | 267.6° |
| 2000 | -28.9° | 267.8° |
| 2100 | -43.9° | 267.8° |
| 2200 | -58.8° | 267.4° |
| 2300 | -73.8° | 265.7° |
| 2400 | -88.4° | 225° |