sun .5deg.comDumai, Indonesia (Riau) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-12-21.
All times are shown in Dumai local time (GMT+07:00
).
Night, Twilight, and Daylight Times in Dumai for this day: 2026-12-21
| Zone Type | Start | End | Length | |
| Night | 00:00:00 | 04:56:27 | 4h 56m 27s | |
| Astronomical Twilight | 04:56:27 | 05:22:42 | 26m 15s | |
| Nautical Twilight | 05:22:42 | 05:48:53 | 26m 11s | |
| Civil Twilight | 05:48:53 | 06:11:19 | 22m 26s | |
| Daylight | 06:11:19 | 18:12:59 | 12h 1m 40s | |
| Civil Twilight | 18:12:59 | 18:35:25 | 22m 26s | |
| Nautical Twilight | 18:35:25 | 19:01:36 | 26m 11s | |
| Astronomical Twilight | 19:01:36 | 19:27:51 | 26m 15s | |
| Night | 19:27:51 | 23:59:59 | 4h 32m 8s |
Sunrise, Sunset and Solar noon here: Dumai, ID, for day: 2026-12-21.
| Sunrise | Solar noon | Sunset | |
| Time | 06:11:19 | 12:12:09 | 18:12:59 |
| Azimuth | 113.4° | 180° | 246.6° |
| Day Length | ![]() |
12h 1m 40s | ![]() |
Distance Earth-Sun (Center-to-center
12:00):
147 165 482 km91 444 391 mi
0°= North, 180°=South
Table view of above data:
(Azimuth: 0°=North, 90°=West, 180°=South, 270°=East)
| Time | Altitude | Azimuth |
| 000 | -68° | 187.4° |
| 100 | -65.3° | 152.8° |
| 200 | -56° | 131.9° |
| 300 | -43.9° | 121.6° |
| 400 | -30.8° | 116.5° |
| 500 | -17.2° | 114° |
| 600 | -3.5° | 113.4° |
| 700 | 10.3° | 114.2° |
| 800 | 23.8° | 116.6° |
| 900 | 37° | 121.3° |
| 1000 | 49.2° | 130° |
| 1100 | 59.4° | 146.1° |
| 1200 | 64.7° | 173.4° |
| 1300 | 62.3° | 204.1° |
| 1400 | 53.7° | 224.6° |
| 1500 | 42.1° | 235.7° |
| 1600 | 29.3° | 241.8° |
| 1700 | 15.9° | 245° |
| 1800 | 2.2° | 246.5° |
| 1900 | -11.6° | 246.4° |
| 2000 | -25.2° | 244.8° |
| 2100 | -38.6° | 240.9° |
| 2200 | -51.2° | 233.2° |
| 2300 | -62° | 217.5° |
| 2400 | -68° | 187.7° |