Sunset in Dadonghai today
September 4, 2026 · Dadonghai, China
2,000,000 people
Sunset in Dadonghai today is at 18:55. Day length is 12h 27m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Dadonghai's coordinates and updated daily.
Dadonghai lies at 18°N. In Dadonghai, day length ranges from 11h 2m in winter to 13h 13m in summer — a swing of about 2h 11m.
The sun goes down towards the west in Dadonghai today, at a bearing of 278°. Civil twilight then lasts another 22 minutes before it gets properly dark. The sun sets 12 minutes later in Dadonghai than in Guangzhou, 671 km to the northeast. Dadonghai is the southernmost of the 150 cities we cover in China.
Through the year sunset drifts later across spring and earlier across autumn — changing fastest near the equinoxes and slowest near the summer and winter solstices. See the year chart to visualise how sunset times shift month by month for Dadonghai.
The longest day in Dadonghai is around 13h 13m (around June 21). The shortest is around 11h 2m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
Sunset in Dadonghai by month
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 18:26 | 07:17 | 11h 9m |
| February | 18:43 | 07:11 | 11h 33m |
| March | 18:52 | 06:51 | 12h 1m |
| April | 18:59 | 06:26 | 12h 33m |
| May | 19:09 | 06:10 | 12h 59m |
| June | 19:20 | 06:07 | 13h 13m |
| July | 19:22 | 06:15 | 13h 8m |
| August | 19:10 | 06:25 | 12h 45m |
| September | 18:46 | 06:31 | 12h 15m |
| October | 18:21 | 06:36 | 11h 45m |
| November | 18:06 | 06:49 | 11h 17m |
| December | 18:09 | 07:06 | 11h 3m |