July 21, 2026 · Keelung, Taiwan
Sunset in Keelung today is at 18:45. Day length is 13h 29m. See below for sunrise, solar noon, dawn and dusk — all times calculated astronomically for Keelung's coordinates and updated daily.
Keelung lies at 25°N. At this latitude, day length varies moderately — from around 10 hours in midwinter to 14–15 hours in midsummer.
Sunset shifts later through spring and earlier through 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 Keelung.
The longest day in Keelung is around 13h 42m (around June 21). The shortest is around 10h 34m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Sunset | Sunrise | Day length |
|---|---|---|---|
| January | 17:25 | 06:41 | 10h 44m |
| February | 17:47 | 06:29 | 11h 18m |
| March | 18:02 | 06:04 | 11h 59m |
| April | 18:16 | 05:32 | 12h 44m |
| May | 18:31 | 05:10 | 13h 21m |
| June | 18:45 | 05:04 | 13h 41m |
| July | 18:46 | 05:13 | 13h 34m |
| August | 18:30 | 05:27 | 13h 2m |
| September | 17:59 | 05:40 | 12h 19m |
| October | 17:28 | 05:52 | 11h 36m |
| November | 17:07 | 06:10 | 10h 56m |
| December | 17:06 | 06:31 | 10h 35m |