sun .5deg.comDumai, Indonesia (Riau) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-12-31.
All times are shown in Dumai local time (GMT+07:00
).
Night, Twilight, and Daylight Times in Dumai for this day: 2026-12-31
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 05:01:31 | 5h 1m 31s | |
| Astronomical Twilight | 05:01:31 | 05:27:42 | 26m 11s | |
| Nautical Twilight | 05:27:42 | 05:53:49 | 26m 7s | |
| Civil Twilight | 05:53:49 | 06:16:11 | 22m 22s | |
| Daylight | 06:16:11 | 18:17:56 | 12h 1m 45s | |
| Civil Twilight | 18:17:56 | 18:40:19 | 22m 23s | |
| Nautical Twilight | 18:40:19 | 19:06:25 | 26m 6s | |
| Astronomical Twilight | 19:06:25 | 19:32:36 | 26m 11s | |
| Night | 19:32:36 | 23:59:59 | 4h 27m 23s |
Sunrise, Sunset and Solar noon here: Dumai, ID, for day: 2026-12-31.
| Sunrise | Solar noon | Sunset | |
| Time | 06:16:11 | 12:17:04 | 18:17:56 |
| Azimuth | 113.1° | 180° | 246.9° |
| Day Length |  |
12h 1m 45s |  |
Distance Earth-Sun (Center-to-center
12:00):
147 102 276 km91 405 117 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 | -68.1° | 190.5° |
| 100 | -66.1° | 154.9° |
| 200 | -57.1° | 132.7° |
| 300 | -45.1° | 121.9° |
| 400 | -31.9° | 116.4° |
| 500 | -18.3° | 113.9° |
| 600 | -4.6° | 113.1° |
| 700 | 9.2° | 113.8° |
| 800 | 22.8° | 116° |
| 900 | 36° | 120.5° |
| 1000 | 48.4° | 128.7° |
| 1100 | 58.9° | 144° |
| 1200 | 64.9° | 170.7° |
| 1300 | 63.1° | 202.2° |
| 1400 | 54.8° | 223.7° |
| 1500 | 43.3° | 235.4° |
| 1600 | 30.5° | 241.8° |
| 1700 | 17° | 245.2° |
| 1800 | 3.3° | 246.7° |
| 1900 | -10.5° | 246.8° |
| 2000 | -24.2° | 245.3° |
| 2100 | -37.6° | 241.8° |
| 2200 | -50.4° | 234.5° |
| 2300 | -61.5° | 219.7° |
| 2400 | -68.2° | 190.8° |