July 21, 2026 · Tanggu, China
Sunrise in Tanggu today is at 05:01. Day length is 14h 31m. See below for sunset, solar noon, dawn and dusk — all times calculated astronomically for Tanggu's coordinates and updated daily.
Tanggu lies at 39°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in midsummer.
Sunrise shifts earlier through spring and later through autumn — changing fastest near the equinoxes and barely at all near the summer and winter solstices. See the year chart to visualise how sunrise and sunset times shift month by month for Tanggu.
The longest day in Tanggu is around 14h 55m (around June 21). The shortest is around 9h 25m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunrise | Sunset | Day length |
|---|---|---|---|
| January | 07:28 | 17:11 | 9h 43m |
| February | 07:03 | 17:46 | 10h 44m |
| March | 06:23 | 18:16 | 11h 53m |
| April | 05:34 | 18:46 | 13h 12m |
| May | 04:58 | 19:15 | 14h 17m |
| June | 04:44 | 19:37 | 14h 53m |
| July | 04:56 | 19:36 | 14h 39m |
| August | 05:23 | 19:07 | 13h 44m |
| September | 05:51 | 18:21 | 12h 29m |
| October | 06:19 | 17:33 | 11h 14m |
| November | 06:53 | 16:57 | 10h 5m |
| December | 07:22 | 16:49 | 9h 27m |